Population Density in WalesWards Ranked
Wales has 3.1 million people, about 151 per km².
All 762 wards in Wales, ranked by residents per km². Data: Office for National Statistics (2022), Open Government Licence v3.0.
Open the interactive map| Rank | Ward | Residents per km² | Residents | Area |
|---|---|---|---|---|
| 1 | PlasnewyddCardiff | 11,922 per km² | 19,201 | 1.61 km² |
| 2 | AdamsdownCardiff | 11,771 per km² | 12,723 | 1.08 km² |
| 3 | VictoriaNewport | 9,991 per km² | 9,497 | 0.95 km² |
| 4 | GabalfaCardiff | 7,222 per km² | 8,984 | 1.24 km² |
| 5 | CathaysCardiff | 7,143 per km² | 23,850 | 3.34 km² |
| 6 | UplandsSwansea | 6,380 per km² | 14,769 | 2.31 km² |
| 7 | DewstowMonmouthshire | 6,274 per km² | 2,378 | 0.38 km² |
| 8 | CastleSwansea | 6,102 per km² | 14,004 | 2.3 km² |
| 9 | CourtVale of Glamorgan | 6,028 per km² | 4,800 | 0.8 km² |
| 10 | ButtrillsVale of Glamorgan | 5,891 per km² | 6,308 | 1.07 km² |
| 11 | SmithfieldWrexham | 5,665 per km² | 2,910 | 0.51 km² |
| 12 | RiversideCardiff | 5,427 per km² | 14,038 | 2.59 km² |
| 13 | CantonCardiff | 5,320 per km² | 16,368 | 3.08 km² |
| 14 | CartrefleWrexham | 5,245 per km² | 2,301 | 0.44 km² |
| 15 | QueenswayWrexham | 5,215 per km² | 2,552 | 0.49 km² |
| 16 | BeechwoodNewport | 5,205 per km² | 7,766 | 1.49 km² |
| 17 | ElyCardiff | 5,196 per km² | 15,680 | 3.02 km² |
| 18 | Rhydfelen CentralRhondda Cynon Taf | 5,154 per km² | 2,718 | 0.53 km² |
| 19 | CwmbwrlaSwansea | 5,098 per km² | 7,542 | 1.48 km² |
| 20 | StanwellVale of Glamorgan | 5,056 per km² | 4,728 | 0.94 km² |
| 21 | TownhillSwansea | 4,847 per km² | 8,859 | 1.83 km² |
| 22 | AlwayNewport | 4,832 per km² | 8,445 | 1.75 km² |
| 23 | PenydarrenMerthyr Tydfil | 4,694 per km² | 5,232 | 1.11 km² |
| 24 | St JuliansNewport | 4,678 per km² | 9,025 | 1.93 km² |
| 25 | Brackla East CentralBridgend | 4,626 per km² | 2,358 | 0.51 km² |
| 26 | Rhyl WestDenbighshire | 4,577 per km² | 5,027 | 1.1 km² |
| 27 | PentwynCardiff | 4,576 per km² | 16,358 | 3.57 km² |
| 28 | Llandaff NorthCardiff | 4,546 per km² | 8,495 | 1.87 km² |
| 29 | Brackla WestBridgend | 4,546 per km² | 2,777 | 0.61 km² |
| 30 | TyishaCarmarthenshire | 4,516 per km² | 5,043 | 1.12 km² |
| 31 | St Augustine'sVale of Glamorgan | 4,480 per km² | 6,901 | 1.54 km² |
| 32 | FairwaterCardiff | 4,406 per km² | 13,407 | 3.04 km² |
| 33 | Stow HillNewport | 4,277 per km² | 6,466 | 1.51 km² |
| 34 | Brackla West CentralBridgend | 4,255 per km² | 3,634 | 0.85 km² |
| 35 | ElliCarmarthenshire | 4,225 per km² | 2,029 | 0.48 km² |
| 36 | WynnstayWrexham | 4,079 per km² | 2,485 | 0.61 km² |
| 37 | HeathCardiff | 4,062 per km² | 12,847 | 3.16 km² |
| 38 | Little ActonWrexham | 4,042 per km² | 2,107 | 0.52 km² |
| 39 | GrangetownCardiff | 4,008 per km² | 21,240 | 5.3 km² |
| 40 | Milford: HakinPembrokeshire Coast | 3,995 per km² | 2,708 | 0.68 km² |
| 41 | Sandfields WestNeath Port Talbot | 3,947 per km² | 6,752 | 1.71 km² |
| 42 | PenylanCardiff | 3,936 per km² | 13,217 | 3.36 km² |
| 43 | CaerauCardiff | 3,913 per km² | 11,860 | 3.03 km² |
| 44 | LlanrumneyCardiff | 3,899 per km² | 11,667 | 2.99 km² |
| 45 | Sandfields EastNeath Port Talbot | 3,877 per km² | 6,597 | 1.7 km² |
| 46 | RhosnesniWrexham | 3,735 per km² | 3,407 | 0.91 km² |
| 47 | CornerswellVale of Glamorgan | 3,725 per km² | 5,257 | 1.41 km² |
| 48 | MalpasNewport | 3,706 per km² | 7,604 | 2.05 km² |
| 49 | CroesonenMonmouthshire | 3,704 per km² | 2,017 | 0.54 km² |
| 50 | StanstyWrexham | 3,695 per km² | 2,116 | 0.57 km² |
| 51 | Bridgend CentralBridgend | 3,695 per km² | 10,239 | 2.77 km² |
| 52 | HermitageWrexham | 3,678 per km² | 2,511 | 0.68 km² |
| 53 | ParkMonmouthshire | 3,621 per km² | 1,988 | 0.55 km² |
| 54 | Borras ParkWrexham | 3,581 per km² | 2,173 | 0.61 km² |
| 55 | GurnosMerthyr Tydfil | 3,547 per km² | 5,426 | 1.53 km² |
| 56 | Porthcawl West CentralBridgend | 3,515 per km² | 2,556 | 0.73 km² |
| 57 | LlandaffCardiff | 3,502 per km² | 8,956 | 2.56 km² |
| 58 | WhitegateWrexham | 3,486 per km² | 2,487 | 0.71 km² |
| 59 | RinglandNewport | 3,454 per km² | 8,335 | 2.41 km² |
| 60 | Haverfordwest: CastlePembrokeshire Coast | 3,438 per km² | 2,326 | 0.68 km² |
| 61 | LliediCarmarthenshire | 3,423 per km² | 5,445 | 1.59 km² |
| 62 | Garden VillageWrexham | 3,415 per km² | 1,951 | 0.57 km² |
| 63 | Caldicot CrossMonmouthshire | 3,415 per km² | 1,579 | 0.46 km² |
| 64 | OffaWrexham | 3,384 per km² | 3,047 | 0.9 km² |
| 65 | Coed EvaTorfaen | 3,342 per km² | 2,439 | 0.73 km² |
| 66 | Coedffranc CentralNeath Port Talbot | 3,312 per km² | 5,004 | 1.51 km² |
| 67 | Rogerstone EastNewport | 3,310 per km² | 2,974 | 0.9 km² |
| 68 | LandoreSwansea | 3,307 per km² | 7,389 | 2.23 km² |
| 69 | GibbonsdownVale of Glamorgan | 3,293 per km² | 5,512 | 1.67 km² |
| 70 | Rogerstone WestNewport | 3,268 per km² | 8,029 | 2.46 km² |
| 71 | LlanishenCardiff | 3,264 per km² | 10,599 | 3.25 km² |
| 72 | GaerNewport | 3,233 per km² | 9,040 | 2.8 km² |
| 73 | ShaftesburyNewport | 3,228 per km² | 5,294 | 1.64 km² |
| 74 | Neath SouthNeath Port Talbot | 3,219 per km² | 4,793 | 1.49 km² |
| 75 | HendreGwynedd | 3,181 per km² | 1,865 | 0.59 km² |
| 76 | Acton and MaesydreWrexham | 3,158 per km² | 4,912 | 1.56 km² |
| 77 | Narberth: UrbanPembrokeshire Coast | 3,153 per km² | 2,773 | 0.88 km² |
| 78 | CadocVale of Glamorgan | 3,144 per km² | 9,961 | 3.17 km² |
| 79 | Bryn-coch SouthNeath Port Talbot | 3,138 per km² | 5,309 | 1.69 km² |
| 80 | Prestatyn NorthDenbighshire | 3,126 per km² | 5,816 | 1.86 km² |
| 81 | PontnewyddTorfaen | 3,088 per km² | 7,358 | 2.38 km² |
| 82 | CyncoedCardiff | 3,072 per km² | 11,659 | 3.79 km² |
| 83 | LansdownMonmouthshire | 3,060 per km² | 2,407 | 0.79 km² |
| 84 | Pant and JohnstownWrexham | 3,051 per km² | 5,514 | 1.81 km² |
| 85 | Buckley: Bistre WestFlintshire | 3,036 per km² | 4,146 | 1.37 km² |
| 86 | Rhyl South WestDenbighshire | 3,035 per km² | 5,579 | 1.84 km² |
| 87 | Canol BethesdaGwynedd | 3,026 per km² | 1,801 | 0.6 km² |
| 88 | Milford: WestPembrokeshire Coast | 3,014 per km² | 2,179 | 0.72 km² |
| 89 | PenderrySwansea | 2,981 per km² | 11,392 | 3.82 km² |
| 90 | Dwyrain BangorGwynedd | 2,973 per km² | 4,653 | 1.57 km² |
| 91 | Pembroke Dock: CentralPembrokeshire Coast | 2,953 per km² | 2,104 | 0.71 km² |
| 92 | Milford: CentralPembrokeshire Coast | 2,943 per km² | 2,055 | 0.7 km² |
| 93 | SplottCardiff | 2,931 per km² | 14,204 | 4.85 km² |
| 94 | Shotton East and Shotton HigherFlintshire | 2,912 per km² | 4,286 | 1.47 km² |
| 95 | Morgan JonesCaerphilly | 2,858 per km² | 7,607 | 2.66 km² |
| 96 | LliswerryNewport | 2,852 per km² | 13,779 | 4.83 km² |
| 97 | BigynCarmarthenshire | 2,842 per km² | 6,594 | 2.32 km² |
| 98 | Penrhiw-ceibrRhondda Cynon Taf | 2,741 per km² | 5,838 | 2.13 km² |
| 99 | IlltydVale of Glamorgan | 2,734 per km² | 7,820 | 2.86 km² |
| 100 | Acrefair NorthWrexham | 2,726 per km² | 2,193 | 0.8 km² |
| 101 | HengoedCaerphilly | 2,717 per km² | 5,560 | 2.05 km² |
| 102 | Rhyl EastDenbighshire | 2,693 per km² | 4,580 | 1.7 km² |
| 103 | PebligGwynedd | 2,689 per km² | 2,755 | 1.02 km² |
| 104 | LlanyrafonTorfaen | 2,681 per km² | 2,563 | 0.96 km² |
| 105 | Aberystwyth RheidolAberystwyth | 2,664 per km² | 2,224 | 0.83 km² |
| 106 | Cefn-glasBridgend | 2,660 per km² | 4,067 | 1.53 km² |
| 107 | FairwaterTorfaen | 2,653 per km² | 5,004 | 1.89 km² |
| 108 | BarucVale of Glamorgan | 2,640 per km² | 8,882 | 3.36 km² |
| 109 | AberavonNeath Port Talbot | 2,542 per km² | 5,673 | 2.23 km² |
| 110 | ColwynConwy | 2,541 per km² | 4,476 | 1.76 km² |
| 111 | West CrossSwansea | 2,521 per km² | 5,855 | 2.32 km² |
| 112 | Canol BangorGwynedd | 2,519 per km² | 7,082 | 2.81 km² |
| 113 | Mynydd-bachSwansea | 2,519 per km² | 8,916 | 3.54 km² |
| 114 | Allt-yr-ynNewport | 2,505 per km² | 9,575 | 3.82 km² |
| 115 | GwenfroWrexham | 2,504 per km² | 2,685 | 1.07 km² |
| 116 | GrosvenorWrexham | 2,481 per km² | 2,582 | 1.04 km² |
| 117 | Shotton WestFlintshire | 2,480 per km² | 2,184 | 0.88 km² |
| 118 | Cefn Fforest and PengamCaerphilly | 2,449 per km² | 7,358 | 3 km² |
| 119 | Rhyl TrellewelynDenbighshire | 2,421 per km² | 4,343 | 1.79 km² |
| 120 | Church VillageRhondda Cynon Taf | 2,405 per km² | 6,900 | 2.87 km² |
| 121 | Chepstow Castle and LarkfieldMonmouthshire | 2,395 per km² | 3,351 | 1.4 km² |
| 122 | St. DialsTorfaen | 2,379 per km² | 4,477 | 1.88 km² |
| 123 | PantegTorfaen | 2,320 per km² | 7,459 | 3.21 km² |
| 124 | RumneyCardiff | 2,317 per km² | 9,094 | 3.92 km² |
| 125 | Llandrillo-yn-RhosConwy | 2,315 per km² | 7,722 | 3.34 km² |
| 126 | MorristonSwansea | 2,307 per km² | 16,093 | 6.97 km² |
| 127 | Neath NorthNeath Port Talbot | 2,293 per km² | 3,789 | 1.65 km² |
| 128 | Pen Y FalMonmouthshire | 2,290 per km² | 1,815 | 0.79 km² |
| 129 | CroesyceiliogTorfaen | 2,280 per km² | 5,221 | 2.29 km² |
| 130 | Prestatyn CentralDenbighshire | 2,261 per km² | 3,478 | 1.54 km² |
| 131 | SkettySwansea | 2,261 per km² | 15,268 | 6.75 km² |
| 132 | Risca EastCaerphilly | 2,260 per km² | 6,164 | 2.73 km² |
| 133 | Holywell CentralFlintshire | 2,246 per km² | 2,092 | 0.93 km² |
| 134 | Mount PleasantMonmouthshire | 2,227 per km² | 1,693 | 0.76 km² |
| 135 | Mold: BroncoedFlintshire | 2,190 per km² | 2,692 | 1.23 km² |
| 136 | Rhyl Ty NewyddDenbighshire | 2,156 per km² | 4,188 | 1.94 km² |
| 137 | Aberystwyth Morfa a GlaisAberystwyth | 2,110 per km² | 5,491 | 2.6 km² |
| 138 | ButetownCardiff | 2,102 per km² | 12,551 | 5.97 km² |
| 139 | St ThomasSwansea | 2,098 per km² | 6,966 | 3.32 km² |
| 140 | Haverfordwest: PortfieldPembrokeshire Coast | 2,088 per km² | 2,493 | 1.19 km² |
| 141 | Porthcawl East CentralBridgend | 2,086 per km² | 5,711 | 2.74 km² |
| 142 | PenyrheolCaerphilly | 2,083 per km² | 12,140 | 5.83 km² |
| 143 | Mold SouthFlintshire | 2,055 per km² | 2,812 | 1.37 km² |
| 144 | GilfachCaerphilly | 2,051 per km² | 2,065 | 1.01 km² |
| 145 | CastlelandVale of Glamorgan | 2,034 per km² | 4,928 | 2.42 km² |
| 146 | TrowbridgeCardiff | 2,031 per km² | 17,680 | 8.71 km² |
| 147 | ParkMerthyr Tydfil | 2,016 per km² | 4,149 | 2.06 km² |
| 148 | ErddigWrexham | 2,003 per km² | 2,110 | 1.05 km² |
| 149 | Neath EastNeath Port Talbot | 1,960 per km² | 6,096 | 3.11 km² |
| 150 | Ebbw Vale NorthBlaenau Gwent | 1,957 per km² | 4,809 | 2.46 km² |
| 151 | BlackwoodCaerphilly | 1,946 per km² | 8,158 | 4.19 km² |
| 152 | Pembroke Dock: BufferlandPembrokeshire Coast | 1,944 per km² | 1,681 | 0.86 km² |
| 153 | West EndMonmouthshire | 1,941 per km² | 1,911 | 0.98 km² |
| 154 | TudnoConwy | 1,928 per km² | 4,653 | 2.41 km² |
| 155 | Connah's Quay SouthFlintshire | 1,912 per km² | 4,517 | 2.36 km² |
| 156 | Gwersyllt WestWrexham | 1,894 per km² | 3,154 | 1.66 km² |
| 157 | Buckley: PentrobinFlintshire | 1,884 per km² | 5,293 | 2.81 km² |
| 158 | New BroughtonWrexham | 1,880 per km² | 2,495 | 1.33 km² |
| 159 | Mold WestFlintshire | 1,847 per km² | 2,200 | 1.19 km² |
| 160 | Whitchurch and TongwynlaisCardiff | 1,846 per km² | 15,938 | 8.63 km² |
| 161 | Bulwark and ThornwellMonmouthshire | 1,832 per km² | 4,960 | 2.71 km² |
| 162 | RhiwbinaCardiff | 1,827 per km² | 11,691 | 6.4 km² |
| 163 | DewiGwynedd | 1,820 per km² | 2,002 | 1.1 km² |
| 164 | CockettSwansea | 1,788 per km² | 10,362 | 5.8 km² |
| 165 | DyfanVale of Glamorgan | 1,758 per km² | 5,608 | 3.19 km² |
| 166 | AmmanfordCarmarthenshire | 1,758 per km² | 5,462 | 3.11 km² |
| 167 | Beddau and Tyn-y-nantRhondda Cynon Taf | 1,727 per km² | 7,480 | 4.33 km² |
| 168 | MumblesSwansea | 1,704 per km² | 7,754 | 4.55 km² |
| 169 | GlyderGwynedd | 1,702 per km² | 1,663 | 0.98 km² |
| 170 | PlymouthVale of Glamorgan | 1,681 per km² | 5,703 | 3.39 km² |
| 171 | BrynyffynnonWrexham | 1,679 per km² | 3,707 | 2.21 km² |
| 172 | Neyland: EastPembrokeshire Coast | 1,664 per km² | 2,151 | 1.29 km² |
| 173 | TownMonmouthshire | 1,651 per km² | 2,071 | 1.25 km² |
| 174 | TrallwngRhondda Cynon Taf | 1,636 per km² | 3,701 | 2.26 km² |
| 175 | BettwsNewport | 1,635 per km² | 8,370 | 5.12 km² |
| 176 | PillgwenllyNewport | 1,634 per km² | 8,630 | 5.28 km² |
| 177 | Dunvant and KillaySwansea | 1,631 per km² | 9,178 | 5.63 km² |
| 178 | Aberbargoed and BargoedCaerphilly | 1,629 per km² | 9,963 | 6.12 km² |
| 179 | Pen-sarn Pentre MawrConwy | 1,627 per km² | 6,528 | 4.01 km² |
| 180 | Flint: CastleFlintshire | 1,615 per km² | 2,648 | 1.64 km² |
| 181 | GrofieldMonmouthshire | 1,613 per km² | 2,209 | 1.37 km² |
| 182 | EiriasConwy | 1,611 per km² | 3,526 | 2.19 km² |
| 183 | GlanymorCarmarthenshire | 1,595 per km² | 6,401 | 4.01 km² |
| 184 | Aberystwyth PenparcauAberystwyth | 1,588 per km² | 3,041 | 1.92 km² |
| 185 | Coity HigherBridgend | 1,570 per km² | 11,568 | 7.37 km² |
| 186 | RadyrCardiff | 1,563 per km² | 7,313 | 4.68 km² |
| 187 | Pembroke: St Mary NorthPembrokeshire Coast | 1,557 per km² | 2,479 | 1.59 km² |
| 188 | TreforestRhondda Cynon Taf | 1,554 per km² | 5,852 | 3.77 km² |
| 189 | DeganwyConwy | 1,541 per km² | 3,674 | 2.38 km² |
| 190 | GlynConwy | 1,541 per km² | 4,481 | 2.91 km² |
| 191 | VanCaerphilly | 1,527 per km² | 4,682 | 3.07 km² |
| 192 | PorthRhondda Cynon Taf | 1,526 per km² | 5,619 | 3.68 km² |
| 193 | Prestatyn South WestDenbighshire | 1,516 per km² | 3,848 | 2.54 km² |
| 194 | Glyn y MarlConwy | 1,493 per km² | 7,805 | 5.23 km² |
| 195 | Caldicot CastleMonmouthshire | 1,486 per km² | 1,808 | 1.22 km² |
| 196 | Pembroke Dock: MarketPembrokeshire Coast | 1,486 per km² | 1,837 | 1.24 km² |
| 197 | Pembroke Dock: PennarPembrokeshire Coast | 1,477 per km² | 1,877 | 1.27 km² |
| 198 | Port TalbotNeath Port Talbot | 1,471 per km² | 5,782 | 3.93 km² |
| 199 | Saltney FerryFlintshire | 1,459 per km² | 5,196 | 3.56 km² |
| 200 | Holywell EastFlintshire | 1,455 per km² | 1,954 | 1.34 km² |
| 201 | Haverfordwest: GarthPembrokeshire Coast | 1,437 per km² | 2,668 | 1.86 km² |
| 202 | PontllanfraithCaerphilly | 1,431 per km² | 8,269 | 5.78 km² |
| 203 | PenycaeWrexham | 1,417 per km² | 2,163 | 1.53 km² |
| 204 | OldcastleBridgend | 1,411 per km² | 5,211 | 3.69 km² |
| 205 | Glyn-cochRhondda Cynon Taf | 1,409 per km² | 2,896 | 2.05 km² |
| 206 | Parc a'r MynyddBangor | 1,408 per km² | 3,876 | 2.75 km² |
| 207 | Pontprennau and Old St MellonsCardiff | 1,400 per km² | 12,073 | 8.62 km² |
| 208 | Gwersyllt EastWrexham | 1,392 per km² | 2,357 | 1.69 km² |
| 209 | Broughton SouthFlintshire | 1,361 per km² | 4,304 | 3.16 km² |
| 210 | BeaufortBlaenau Gwent | 1,350 per km² | 5,866 | 4.34 km² |
| 211 | Haverfordwest: PrioryPembrokeshire Coast | 1,344 per km² | 2,669 | 1.99 km² |
| 212 | Coedffranc NorthNeath Port Talbot | 1,339 per km² | 2,257 | 1.69 km² |
| 213 | Newtown Central and SouthPowys | 1,332 per km² | 5,190 | 3.9 km² |
| 214 | CaergwrleFlintshire | 1,320 per km² | 1,533 | 1.16 km² |
| 215 | TrealawRhondda Cynon Taf | 1,320 per km² | 3,509 | 2.66 km² |
| 216 | Prestatyn MelidenDenbighshire | 1,292 per km² | 2,038 | 1.58 km² |
| 217 | Tref CybiBangor | 1,276 per km² | 4,351 | 3.41 km² |
| 218 | EsclushamWrexham | 1,269 per km² | 2,789 | 2.2 km² |
| 219 | RhiwConwy | 1,265 per km² | 5,934 | 4.69 km² |
| 220 | LlwchwrSwansea | 1,263 per km² | 9,318 | 7.38 km² |
| 221 | LlandoughVale of Glamorgan | 1,263 per km² | 2,127 | 1.68 km² |
| 222 | Pontypridd TownRhondda Cynon Taf | 1,258 per km² | 2,950 | 2.34 km² |
| 223 | Buckley: Bistre EastFlintshire | 1,248 per km² | 4,190 | 3.36 km² |
| 224 | Gwersyllt NorthWrexham | 1,246 per km² | 2,782 | 2.23 km² |
| 225 | Tenby: NorthPembrokeshire Coast | 1,238 per km² | 2,007 | 1.62 km² |
| 226 | Kinmel BayConwy | 1,232 per km² | 5,868 | 4.76 km² |
| 227 | Rhyl SouthDenbighshire | 1,223 per km² | 3,434 | 2.81 km² |
| 228 | Haverfordwest: PrendergastPembrokeshire Coast | 1,222 per km² | 2,144 | 1.75 km² |
| 229 | St MartinsCaerphilly | 1,215 per km² | 8,470 | 6.97 km² |
| 230 | Cefn EastWrexham | 1,215 per km² | 2,101 | 1.73 km² |
| 231 | Bryn CefnWrexham | 1,214 per km² | 2,661 | 2.19 km² |
| 232 | Upper CwmbranTorfaen | 1,212 per km² | 5,931 | 4.89 km² |
| 233 | Rest BayBridgend | 1,202 per km² | 2,443 | 2.03 km² |
| 234 | SevernMonmouthshire | 1,191 per km² | 2,196 | 1.84 km² |
| 235 | PenmaenCaerphilly | 1,188 per km² | 5,716 | 4.81 km² |
| 236 | GreenmeadowTorfaen | 1,182 per km² | 2,760 | 2.33 km² |
| 237 | Craig-y-donConwy | 1,154 per km² | 3,336 | 2.89 km² |
| 238 | De PwllheliGwynedd | 1,153 per km² | 1,843 | 1.6 km² |
| 239 | Lisvane and ThornhillCardiff | 1,151 per km² | 10,808 | 9.39 km² |
| 240 | Hawarden: AstonFlintshire | 1,147 per km² | 4,233 | 3.69 km² |
| 241 | Connah's Quay CentralFlintshire | 1,142 per km² | 4,636 | 4.06 km² |
| 242 | Llwyn-y-piaRhondda Cynon Taf | 1,136 per km² | 3,423 | 3.01 km² |
| 243 | LlwynhendyCarmarthenshire | 1,127 per km² | 4,335 | 3.85 km² |
| 244 | WaterfrontSwansea | 1,123 per km² | 3,800 | 3.38 km² |
| 245 | WaunarlwyddSwansea | 1,110 per km² | 3,310 | 2.98 km² |
| 246 | Pen-y-graigRhondda Cynon Taf | 1,086 per km² | 5,251 | 4.83 km² |
| 247 | Dafen and FelinfoelCarmarthenshire | 1,078 per km² | 5,141 | 4.77 km² |
| 248 | Gogarth MostynConwy | 1,076 per km² | 7,053 | 6.55 km² |
| 249 | CymerRhondda Cynon Taf | 1,074 per km² | 5,845 | 5.44 km² |
| 250 | TonypandyRhondda Cynon Taf | 1,073 per km² | 3,568 | 3.33 km² |
| 251 | Trevethin and PenygarnTorfaen | 1,072 per km² | 5,324 | 4.97 km² |
| 252 | TownMerthyr Tydfil | 1,049 per km² | 7,990 | 7.61 km² |
| 253 | CyfarthfaMerthyr Tydfil | 1,045 per km² | 7,345 | 7.03 km² |
| 254 | HayPowys | 1,041 per km² | 1,712 | 1.65 km² |
| 255 | Briton Ferry WestNeath Port Talbot | 1,022 per km² | 2,882 | 2.82 km² |
| 256 | Upper Rhydfelen and Glyn-tafRhondda Cynon Taf | 1,021 per km² | 3,635 | 3.56 km² |
| 257 | Aberdare EastRhondda Cynon Taf | 1,015 per km² | 6,834 | 6.73 km² |
| 258 | Burry PortCarmarthenshire | 997 per km² | 4,159 | 4.17 km² |
| 259 | Pembroke Dock: BushPembrokeshire Coast | 992 per km² | 2,178 | 2.19 km² |
| 260 | Gorseinon and PenyrheolSwansea | 990 per km² | 10,701 | 10.8 km² |
| 261 | Risca WestCaerphilly | 988 per km² | 5,076 | 5.14 km² |
| 262 | LlanrugGwynedd | 987 per km² | 1,848 | 1.87 km² |
| 263 | Fishguard: North WestPembrokeshire Coast | 984 per km² | 1,629 | 1.66 km² |
| 264 | Pontyclun CentralRhondda Cynon Taf | 981 per km² | 2,053 | 2.09 km² |
| 265 | Bôn-y-maenSwansea | 977 per km² | 7,581 | 7.76 km² |
| 266 | Gwersyllt SouthWrexham | 969 per km² | 2,445 | 2.52 km² |
| 267 | CwmbachRhondda Cynon Taf | 954 per km² | 5,080 | 5.32 km² |
| 268 | GeorgetownBlaenau Gwent | 947 per km² | 3,985 | 4.21 km² |
| 269 | BrynmawrBlaenau Gwent | 944 per km² | 5,325 | 5.64 km² |
| 270 | Holywell WestFlintshire | 923 per km² | 2,441 | 2.64 km² |
| 271 | LlansamletSwansea | 919 per km² | 14,852 | 16.2 km² |
| 272 | PentreRhondda Cynon Taf | 911 per km² | 5,236 | 5.75 km² |
| 273 | RachubGwynedd | 902 per km² | 1,210 | 1.34 km² |
| 274 | Argoed and New BrightonFlintshire | 889 per km² | 5,599 | 6.3 km² |
| 275 | Mold EastFlintshire | 889 per km² | 2,451 | 2.76 km² |
| 276 | Hawarden: EwloeFlintshire | 886 per km² | 5,512 | 6.22 km² |
| 277 | Ystrad MynachCaerphilly | 874 per km² | 5,465 | 6.26 km² |
| 278 | LlantarnamTorfaen | 853 per km² | 6,624 | 7.76 km² |
| 279 | Fishguard: North EastPembrokeshire Coast | 847 per km² | 1,866 | 2.2 km² |
| 280 | Llanbadarn FawrAberystwyth | 845 per km² | 2,634 | 3.12 km² |
| 281 | Maesteg EastBridgend | 842 per km² | 4,659 | 5.53 km² |
| 282 | GerlanGwynedd | 842 per km² | 1,627 | 1.93 km² |
| 283 | MenaiGwynedd | 841 per km² | 2,002 | 2.38 km² |
| 284 | Brecon WestPowys | 833 per km² | 4,018 | 4.82 km² |
| 285 | Flint: Coleshill and TrelawnyFlintshire | 833 per km² | 8,064 | 9.69 km² |
| 286 | St Bride's Minor and YnysawdreBridgend | 828 per km² | 10,111 | 12.2 km² |
| 287 | Pyle, Kenfig Hill and Cefn CribwrBridgend | 827 per km² | 8,799 | 10.6 km² |
| 288 | BuilthPowys | 823 per km² | 2,456 | 2.99 km² |
| 289 | CadnantGwynedd | 819 per km² | 1,670 | 2.04 km² |
| 290 | CoedpoethWrexham | 819 per km² | 4,392 | 5.36 km² |
| 291 | NottageBridgend | 818 per km² | 3,291 | 4.02 km² |
| 292 | Pen-y-waunRhondda Cynon Taf | 814 per km² | 3,025 | 3.72 km² |
| 293 | Maesteg WestBridgend | 810 per km² | 5,742 | 7.09 km² |
| 294 | Buckley: MountainFlintshire | 797 per km² | 2,413 | 3.03 km² |
| 295 | Pontnewynydd and SnatchwoodTorfaen | 787 per km² | 3,798 | 4.83 km² |
| 296 | ByneaCarmarthenshire | 781 per km² | 4,714 | 6.03 km² |
| 297 | Magor East with UndyMonmouthshire | 779 per km² | 4,383 | 5.63 km² |
| 298 | Moriah and PontlottynCaerphilly | 777 per km² | 5,390 | 6.93 km² |
| 299 | TreharrisMerthyr Tydfil | 776 per km² | 6,243 | 8.04 km² |
| 300 | Pembroke: Monkton and St Mary SouthPembrokeshire Coast | 772 per km² | 3,698 | 4.79 km² |
| 301 | Carmarthen Town North and SouthCarmarthenshire | 752 per km² | 9,146 | 12.2 km² |
| 302 | BaglanNeath Port Talbot | 748 per km² | 6,719 | 8.98 km² |
| 303 | Milford: NorthPembrokeshire Coast | 746 per km² | 2,487 | 3.34 km² |
| 304 | Y BalaGwynedd | 744 per km² | 1,950 | 2.62 km² |
| 305 | YstradRhondda Cynon Taf | 741 per km² | 5,122 | 6.91 km² |
| 306 | Tylorstown and YnyshirRhondda Cynon Taf | 731 per km² | 7,496 | 10.3 km² |
| 307 | Pen-y-faiBridgend | 726 per km² | 2,335 | 3.21 km² |
| 308 | LlanharryRhondda Cynon Taf | 724 per km² | 3,729 | 5.15 km² |
| 309 | TrebanosNeath Port Talbot | 719 per km² | 1,675 | 2.33 km² |
| 310 | Tonyrefail WestRhondda Cynon Taf | 711 per km² | 6,898 | 9.71 km² |
| 311 | RuthinDenbighshire | 708 per km² | 5,769 | 8.15 km² |
| 312 | MochdreConwy | 707 per km² | 1,983 | 2.81 km² |
| 313 | OvermonnowMonmouthshire | 706 per km² | 2,186 | 3.1 km² |
| 314 | ConwyConwy | 705 per km² | 4,243 | 6.02 km² |
| 315 | CilfynyddRhondda Cynon Taf | 704 per km² | 2,913 | 4.14 km² |
| 316 | Abertillery and Six BellsBlaenau Gwent | 700 per km² | 6,380 | 9.11 km² |
| 317 | LlanbradachCaerphilly | 699 per km² | 3,991 | 5.71 km² |
| 318 | Llantwit FardreRhondda Cynon Taf | 697 per km² | 6,239 | 8.95 km² |
| 319 | AbercynonRhondda Cynon Taf | 690 per km² | 6,295 | 9.12 km² |
| 320 | Brecon EastPowys | 686 per km² | 4,280 | 6.24 km² |
| 321 | Prestatyn EastDenbighshire | 685 per km² | 3,996 | 5.84 km² |
| 322 | Godre'r GraigNeath Port Talbot | 681 per km² | 2,083 | 3.06 km² |
| 323 | Marford and HoseleyWrexham | 679 per km² | 2,131 | 3.14 km² |
| 324 | SullyVale of Glamorgan | 668 per km² | 4,728 | 7.07 km² |
| 325 | Ebbw Vale SouthBlaenau Gwent | 660 per km² | 4,233 | 6.42 km² |
| 326 | St KingsmarkMonmouthshire | 654 per km² | 2,066 | 3.16 km² |
| 327 | Carmarthen Town WestCarmarthenshire | 645 per km² | 5,564 | 8.62 km² |
| 328 | GowertonSwansea | 644 per km² | 4,892 | 7.59 km² |
| 329 | Bedwas and TrethomasCaerphilly | 635 per km² | 6,561 | 10.3 km² |
| 330 | Llandrindod NorthPowys | 626 per km² | 2,199 | 3.51 km² |
| 331 | De DolgellauGwynedd | 623 per km² | 1,411 | 2.26 km² |
| 332 | Allt-wenNeath Port Talbot | 619 per km² | 2,702 | 4.36 km² |
| 333 | St CattwgCaerphilly | 616 per km² | 7,419 | 12 km² |
| 334 | Dowlais and PantMerthyr Tydfil | 614 per km² | 6,605 | 10.8 km² |
| 335 | BrymboWrexham | 614 per km² | 4,333 | 7.06 km² |
| 336 | Ton-tegRhondda Cynon Taf | 612 per km² | 3,042 | 4.97 km² |
| 337 | NantygloBlaenau Gwent | 612 per km² | 4,561 | 7.46 km² |
| 338 | Connah's Quay: GolftynFlintshire | 608 per km² | 5,197 | 8.55 km² |
| 339 | NewbridgeCaerphilly | 606 per km² | 6,259 | 10.3 km² |
| 340 | GreenfieldFlintshire | 603 per km² | 2,787 | 4.62 km² |
| 341 | AberamanRhondda Cynon Taf | 600 per km² | 10,076 | 16.8 km² |
| 342 | NewtonBridgend | 599 per km² | 2,297 | 3.84 km² |
| 343 | St Asaph WestDenbighshire | 594 per km² | 1,641 | 2.76 km² |
| 344 | Llantrisant and Talbot GreenRhondda Cynon Taf | 592 per km² | 6,857 | 11.6 km² |
| 345 | LlanhillethBlaenau Gwent | 592 per km² | 4,375 | 7.39 km² |
| 346 | Rassau and GarnlydanBlaenau Gwent | 592 per km² | 3,899 | 6.59 km² |
| 347 | PenllergaerSwansea | 588 per km² | 3,603 | 6.13 km² |
| 348 | PenrhynConwy | 587 per km² | 4,565 | 7.77 km² |
| 349 | BlainaBlaenau Gwent | 584 per km² | 4,569 | 7.83 km² |
| 350 | Briton Ferry EastNeath Port Talbot | 581 per km² | 2,887 | 4.97 km² |
| 351 | Milford: EastPembrokeshire Coast | 581 per km² | 2,922 | 5.03 km² |
| 352 | Cwm ClydachRhondda Cynon Taf | 581 per km² | 2,812 | 4.84 km² |
| 353 | Graig and Pontypridd WestRhondda Cynon Taf | 581 per km² | 7,065 | 12.2 km² |
| 354 | Connah's Quay: WepreFlintshire | 578 per km² | 2,337 | 4.04 km² |
| 355 | MayalsSwansea | 577 per km² | 2,605 | 4.52 km² |
| 356 | Hawthorn and Lower RhydfelenRhondda Cynon Taf | 576 per km² | 2,385 | 4.14 km² |
| 357 | Mountain AshRhondda Cynon Taf | 573 per km² | 7,292 | 12.7 km² |
| 358 | CrosskeysCaerphilly | 571 per km² | 3,249 | 5.69 km² |
| 359 | TreorchyRhondda Cynon Taf | 570 per km² | 7,561 | 13.3 km² |
| 360 | Gilfach-gochRhondda Cynon Taf | 565 per km² | 3,382 | 5.99 km² |
| 361 | CaerleonNewport | 561 per km² | 7,808 | 13.9 km² |
| 362 | Hawarden: MancotFlintshire | 558 per km² | 4,100 | 7.35 km² |
| 363 | Pen-y-fforddFlintshire | 555 per km² | 4,833 | 8.71 km² |
| 364 | GoodwickPembrokeshire Coast | 554 per km² | 2,016 | 3.64 km² |
| 365 | Brackla East and Coychurch LowerBridgend | 552 per km² | 4,090 | 7.41 km² |
| 366 | LlayWrexham | 550 per km² | 4,977 | 9.05 km² |
| 367 | YnyscedwynPowys | 547 per km² | 2,072 | 3.79 km² |
| 368 | Diffwys a MaenofferenGwynedd | 546 per km² | 1,651 | 3.03 km² |
| 369 | BishopstonSwansea | 545 per km² | 3,288 | 6.03 km² |
| 370 | FaenorAberystwyth | 543 per km² | 3,420 | 6.3 km² |
| 371 | DrybridgeMonmouthshire | 540 per km² | 2,373 | 4.39 km² |
| 372 | Gogledd PwllheliGwynedd | 538 per km² | 2,059 | 3.83 km² |
| 373 | Milford: HubberstonPembrokeshire Coast | 531 per km² | 2,570 | 4.84 km² |
| 374 | Taff's WellRhondda Cynon Taf | 528 per km² | 3,548 | 6.72 km² |
| 375 | Canol Tref CaernarfonGwynedd | 527 per km² | 1,729 | 3.28 km² |
| 376 | Rogerstone NorthNewport | 526 per km² | 2,976 | 5.66 km² |
| 377 | Pontyclun EastRhondda Cynon Taf | 524 per km² | 2,784 | 5.31 km² |
| 378 | Tenby: SouthPembrokeshire Coast | 518 per km² | 2,027 | 3.91 km² |
| 379 | TredegarBlaenau Gwent | 499 per km² | 5,431 | 10.9 km² |
| 380 | St Asaph EastDenbighshire | 498 per km² | 1,827 | 3.67 km² |
| 381 | Ferndale and MaerdyRhondda Cynon Taf | 496 per km² | 7,124 | 14.4 km² |
| 382 | Gresford East and WestWrexham | 496 per km² | 2,812 | 5.67 km² |
| 383 | New InnTorfaen | 495 per km² | 5,851 | 11.8 km² |
| 384 | Saundersfoot SouthPembrokeshire Coast | 489 per km² | 1,542 | 3.16 km² |
| 385 | Pontyclun WestRhondda Cynon Taf | 486 per km² | 3,249 | 6.69 km² |
| 386 | New TredegarCaerphilly | 486 per km² | 4,661 | 9.6 km² |
| 387 | LlysfaenConwy | 485 per km² | 2,736 | 5.64 km² |
| 388 | Aber ValleyCaerphilly | 481 per km² | 6,385 | 13.3 km² |
| 389 | Two LocksTorfaen | 473 per km² | 5,896 | 12.5 km² |
| 390 | Merthyr ValeMerthyr Tydfil | 470 per km² | 3,892 | 8.27 km² |
| 391 | DyffrynNeath Port Talbot | 467 per km² | 3,273 | 7.01 km² |
| 392 | Pontypool FawrTorfaen | 466 per km² | 7,401 | 15.9 km² |
| 393 | Cefn WestWrexham | 466 per km² | 2,540 | 5.46 km² |
| 394 | Pontlliw and TircoedSwansea | 461 per km² | 2,503 | 5.43 km² |
| 395 | CwmtilleryBlaenau Gwent | 459 per km² | 4,401 | 9.59 km² |
| 396 | Coedffranc WestNeath Port Talbot | 458 per km² | 5,908 | 12.9 km² |
| 397 | Llantwit MajorVale of Glamorgan | 455 per km² | 9,880 | 21.7 km² |
| 398 | CaerauBridgend | 454 per km² | 6,588 | 14.5 km² |
| 399 | CornellyBridgend | 451 per km² | 7,460 | 16.5 km² |
| 400 | CrumlinCaerphilly | 449 per km² | 5,801 | 12.9 km² |
| 401 | Aberdare West and LlwydcoedRhondda Cynon Taf | 444 per km² | 9,649 | 21.7 km² |
| 402 | PenygroesCarmarthenshire | 440 per km² | 3,111 | 7.07 km² |
| 403 | LlangennechCarmarthenshire | 440 per km² | 5,390 | 12.3 km² |
| 404 | SaronCarmarthenshire | 437 per km² | 4,300 | 9.83 km² |
| 405 | Dinas PowysVale of Glamorgan | 429 per km² | 8,409 | 19.6 km² |
| 406 | Chirk NorthWrexham | 425 per km² | 2,353 | 5.53 km² |
| 407 | PonciauWrexham | 424 per km² | 2,527 | 5.96 km² |
| 408 | Morfa TywynGwynedd | 422 per km² | 1,812 | 4.29 km² |
| 409 | MachynllethPowys | 420 per km² | 2,120 | 5.05 km² |
| 410 | BagilltFlintshire | 418 per km² | 3,921 | 9.37 km² |
| 411 | Pencoed and PenprysgBridgend | 417 per km² | 9,987 | 23.9 km² |
| 412 | Tonyrefail EastRhondda Cynon Taf | 415 per km² | 6,134 | 14.8 km² |
| 413 | JohnstonPembrokeshire Coast | 411 per km² | 2,234 | 5.43 km² |
| 414 | Brynna and LlanharanRhondda Cynon Taf | 409 per km² | 9,477 | 23.2 km² |
| 415 | NelsonCaerphilly | 405 per km² | 4,427 | 10.9 km² |
| 416 | PortskewettMonmouthshire | 403 per km² | 2,644 | 6.56 km² |
| 417 | RhooseVale of Glamorgan | 398 per km² | 6,812 | 17.1 km² |
| 418 | CwmBlaenau Gwent | 396 per km² | 3,948 | 9.97 km² |
| 419 | TowynConwy | 392 per km² | 2,201 | 5.62 km² |
| 420 | Bryntirion, Laleston and Merthyr MawrBridgend | 391 per km² | 9,154 | 23.4 km² |
| 421 | RhuddlanDenbighshire | 388 per km² | 3,770 | 9.73 km² |
| 422 | GraigNewport | 380 per km² | 5,288 | 13.9 km² |
| 423 | Llangollen RuralWrexham | 379 per km² | 2,012 | 5.3 km² |
| 424 | Llandrindod SouthPowys | 378 per km² | 3,448 | 9.12 km² |
| 425 | Dwyrain PorthmadogGwynedd | 378 per km² | 1,701 | 4.5 km² |
| 426 | Magor WestMonmouthshire | 376 per km² | 2,026 | 5.39 km² |
| 427 | DyserthDenbighshire | 370 per km² | 2,359 | 6.38 km² |
| 428 | CadoxtonNeath Port Talbot | 368 per km² | 1,520 | 4.13 km² |
| 429 | Llanfrechfa and PonthirTorfaen | 366 per km² | 2,003 | 5.47 km² |
| 430 | Gele and LlanddulasConwy | 365 per km² | 6,480 | 17.8 km² |
| 431 | St AthanVale of Glamorgan | 364 per km² | 4,213 | 11.6 km² |
| 432 | Bryn-coch NorthNeath Port Talbot | 362 per km² | 2,078 | 5.74 km² |
| 433 | HendyCarmarthenshire | 347 per km² | 3,236 | 9.33 km² |
| 434 | TeifiAberystwyth | 346 per km² | 2,342 | 6.77 km² |
| 435 | BlaenavonTorfaen | 341 per km² | 6,076 | 17.8 km² |
| 436 | Flint: OakenholtFlintshire | 338 per km² | 3,133 | 9.27 km² |
| 437 | Pembroke: St MichaelPembrokeshire Coast | 337 per km² | 1,779 | 5.28 km² |
| 438 | MaesycwmmerCaerphilly | 333 per km² | 2,495 | 7.49 km² |
| 439 | Pentyrch and St FagansCardiff | 332 per km² | 9,588 | 28.8 km² |
| 440 | RuabonWrexham | 331 per km² | 2,925 | 8.84 km² |
| 441 | AbercarnCaerphilly | 329 per km² | 5,419 | 16.5 km² |
| 442 | NorthopFlintshire | 328 per km² | 4,869 | 14.9 km² |
| 443 | Merlin's BridgePembrokeshire Coast | 327 per km² | 2,205 | 6.74 km² |
| 444 | Newtown NorthPowys | 321 per km² | 2,162 | 6.73 km² |
| 445 | HengoedCarmarthenshire | 319 per km² | 4,392 | 13.8 km² |
| 446 | Tredegar Park and MarshfieldNewport | 318 per km² | 11,777 | 37.1 km² |
| 447 | SirhowyBlaenau Gwent | 317 per km² | 5,232 | 16.5 km² |
| 448 | GorslasCarmarthenshire | 316 per km² | 5,213 | 16.5 km² |
| 449 | Gwaun-Cae-Gurwen and Lower BrynammanNeath Port Talbot | 311 per km² | 4,234 | 13.6 km² |
| 450 | MwldanAberystwyth | 291 per km² | 1,780 | 6.12 km² |
| 451 | Bryn and CwmavonNeath Port Talbot | 287 per km² | 6,602 | 23 km² |
| 452 | Glynneath Central and EastNeath Port Talbot | 285 per km² | 2,164 | 7.59 km² |
| 453 | PenmaenmawrConwy | 284 per km² | 4,317 | 15.2 km² |
| 454 | PontarddulaisSwansea | 278 per km² | 6,905 | 24.9 km² |
| 455 | YnysdduCaerphilly | 277 per km² | 3,908 | 14.1 km² |
| 456 | AbersychanTorfaen | 275 per km² | 6,675 | 24.3 km² |
| 457 | OsbastonMonmouthshire | 273 per km² | 2,199 | 8.04 km² |
| 458 | Welshpool LlanerchyddolPowys | 273 per km² | 1,875 | 6.87 km² |
| 459 | Denbigh Caledfryn HenllanDenbighshire | 270 per km² | 4,995 | 18.5 km² |
| 460 | East WilliamstonPembrokeshire Coast | 269 per km² | 1,854 | 6.89 km² |
| 461 | PenrhyndeudraethGwynedd | 268 per km² | 2,071 | 7.72 km² |
| 462 | TreherbertRhondda Cynon Taf | 267 per km² | 5,746 | 21.5 km² |
| 463 | Ogmore ValeBridgend | 266 per km² | 3,031 | 11.4 km² |
| 464 | Denbigh LowerDenbighshire | 264 per km² | 4,585 | 17.4 km² |
| 465 | Newtown EastPowys | 263 per km² | 2,095 | 7.97 km² |
| 466 | AethwyBangor | 261 per km² | 6,378 | 24.4 km² |
| 467 | Pen-clawddSwansea | 258 per km² | 3,631 | 14.1 km² |
| 468 | Y FaenolGwynedd | 254 per km² | 2,612 | 10.3 km² |
| 469 | ClydachSwansea | 251 per km² | 8,360 | 33.4 km² |
| 470 | NefynGwynedd | 250 per km² | 1,280 | 5.11 km² |
| 471 | Garw ValleyBridgend | 250 per km² | 7,697 | 30.8 km² |
| 472 | CricciethGwynedd | 250 per km² | 1,674 | 6.7 km² |
| 473 | Bedlinog and TrelewisMerthyr Tydfil | 247 per km² | 3,754 | 15.2 km² |
| 474 | AberdulaisNeath Port Talbot | 246 per km² | 2,344 | 9.54 km² |
| 475 | Pen-y-groesGwynedd | 244 per km² | 1,774 | 7.28 km² |
| 476 | Cwmllynfell and YstalyferaNeath Port Talbot | 240 per km² | 3,835 | 16 km² |
| 477 | Swiss ValleyCarmarthenshire | 238 per km² | 2,401 | 10.1 km² |
| 478 | YnysybwlRhondda Cynon Taf | 235 per km² | 4,579 | 19.5 km² |
| 479 | Newtown WestPowys | 233 per km² | 1,897 | 8.13 km² |
| 480 | PlymouthMerthyr Tydfil | 233 per km² | 4,910 | 21.1 km² |
| 481 | Bethel a'r FelinheliGwynedd | 232 per km² | 3,575 | 15.4 km² |
| 482 | Nant-y-moelBridgend | 232 per km² | 2,370 | 10.2 km² |
| 483 | Queensferry and SealandFlintshire | 228 per km² | 5,478 | 24 km² |
| 484 | Broughton North EastFlintshire | 228 per km² | 2,302 | 10.1 km² |
| 485 | LlanellyMonmouthshire | 223 per km² | 4,068 | 18.2 km² |
| 486 | LlangynwydBridgend | 220 per km² | 2,960 | 13.5 km² |
| 487 | PontyberemCarmarthenshire | 218 per km² | 2,906 | 13.3 km² |
| 488 | PandyConwy | 216 per km² | 1,769 | 8.18 km² |
| 489 | BetwsCarmarthenshire | 214 per km² | 2,381 | 11.1 km² |
| 490 | Higher KinnertonFlintshire | 213 per km² | 1,742 | 8.17 km² |
| 491 | Twyn CarnoCaerphilly | 213 per km² | 3,105 | 14.6 km² |
| 492 | HopeFlintshire | 209 per km² | 2,632 | 12.6 km² |
| 493 | LampeterAberystwyth | 208 per km² | 2,619 | 12.6 km² |
| 494 | Ynys GybiBangor | 208 per km² | 5,938 | 28.6 km² |
| 495 | Cimla and PelennaNeath Port Talbot | 204 per km² | 4,869 | 23.8 km² |
| 496 | GlanammanCarmarthenshire | 204 per km² | 2,495 | 12.3 km² |
| 497 | AberkenfigBridgend | 203 per km² | 2,482 | 12.2 km² |
| 498 | WyeshamMonmouthshire | 201 per km² | 2,112 | 10.5 km² |
| 499 | FairwoodSwansea | 201 per km² | 2,736 | 13.6 km² |
| 500 | PresteignePowys | 200 per km² | 1,959 | 9.78 km² |
| 501 | PontardaweNeath Port Talbot | 193 per km² | 5,508 | 28.5 km² |
| 502 | Bishton and LangstoneNewport | 189 per km² | 7,018 | 37.1 km² |
| 503 | LeeswoodFlintshire | 185 per km² | 2,154 | 11.7 km² |
| 504 | Gwynfi and CroeserwNeath Port Talbot | 183 per km² | 2,578 | 14.1 km² |
| 505 | LlandybieCarmarthenshire | 181 per km² | 4,458 | 24.6 km² |
| 506 | BrynConwy | 180 per km² | 1,753 | 9.72 km² |
| 507 | Neyland: WestPembrokeshire Coast | 180 per km² | 1,972 | 11 km² |
| 508 | Gorllewin PorthmadogGwynedd | 178 per km² | 1,538 | 8.63 km² |
| 509 | Welshpool GungrogPowys | 178 per km² | 2,364 | 13.3 km² |
| 510 | ArgoedCaerphilly | 177 per km² | 2,764 | 15.6 km² |
| 511 | WenvoeVale of Glamorgan | 172 per km² | 3,053 | 17.8 km² |
| 512 | Cwm-twrchPowys | 169 per km² | 2,199 | 13 km² |
| 513 | RogietMonmouthshire | 168 per km² | 1,798 | 10.7 km² |
| 514 | RhosWrexham | 167 per km² | 2,106 | 12.6 km² |
| 515 | TycroesCarmarthenshire | 166 per km² | 2,804 | 16.9 km² |
| 516 | Kidwelly and St IshmaelCarmarthenshire | 166 per km² | 4,986 | 30.1 km² |
| 517 | Machen and RudryCaerphilly | 163 per km² | 5,121 | 31.4 km² |
| 518 | LlangwmPembrokeshire Coast | 160 per km² | 2,348 | 14.7 km² |
| 519 | CowbridgeVale of Glamorgan | 158 per km² | 6,789 | 42.9 km² |
| 520 | Llanasa and TrelawnydFlintshire | 158 per km² | 5,110 | 32.3 km² |
| 521 | MostynFlintshire | 158 per km² | 1,862 | 11.8 km² |
| 522 | MineraWrexham | 154 per km² | 2,299 | 14.9 km² |
| 523 | RhosNeath Port Talbot | 153 per km² | 2,472 | 16.1 km² |
| 524 | Chirk SouthWrexham | 152 per km² | 2,044 | 13.5 km² |
| 525 | Resolven and TonnaNeath Port Talbot | 152 per km² | 5,631 | 37.1 km² |
| 526 | BlackmillBridgend | 150 per km² | 2,519 | 16.7 km² |
| 527 | Llanrwst a LlanddogedConwy | 149 per km² | 3,701 | 24.9 km² |
| 528 | LlannonCarmarthenshire | 142 per km² | 5,462 | 38.3 km² |
| 529 | Margam and Tai-bachNeath Port Talbot | 141 per km² | 7,834 | 55.4 km² |
| 530 | Llanbadoc and UskMonmouthshire | 141 per km² | 4,122 | 29.3 km² |
| 531 | Gwernaffield and GwernymynyddFlintshire | 138 per km² | 3,488 | 25.3 km² |
| 532 | Welshpool CastlePowys | 137 per km² | 2,552 | 18.6 km² |
| 533 | CantrefMonmouthshire | 136 per km² | 2,254 | 16.5 km² |
| 534 | AbermawGwynedd | 136 per km² | 2,176 | 16 km² |
| 535 | GarnantCarmarthenshire | 135 per km² | 2,043 | 15.1 km² |
| 536 | Llanfoist Fawr and GovilonMonmouthshire | 131 per km² | 3,872 | 29.5 km² |
| 537 | LlanwndaGwynedd | 130 per km² | 1,419 | 10.9 km² |
| 538 | RossettWrexham | 129 per km² | 3,295 | 25.5 km² |
| 539 | Darran ValleyCaerphilly | 127 per km² | 2,482 | 19.6 km² |
| 540 | BodelwyddanDenbighshire | 126 per km² | 2,096 | 16.6 km² |
| 541 | TrimsaranCarmarthenshire | 126 per km² | 2,493 | 19.8 km² |
| 542 | LlansanffraidConwy | 123 per km² | 2,131 | 17.4 km² |
| 543 | Bro'r LlynnoeddBangor | 122 per km² | 5,370 | 43.9 km² |
| 544 | TirymynachAberystwyth | 122 per km² | 1,769 | 14.5 km² |
| 545 | HoltWrexham | 122 per km² | 4,629 | 38 km² |
| 546 | Kilgetty and BegellyPembrokeshire Coast | 120 per km² | 2,337 | 19.4 km² |
| 547 | VaynorMerthyr Tydfil | 116 per km² | 3,337 | 28.8 km² |
| 548 | TreuddynFlintshire | 116 per km² | 1,686 | 14.6 km² |
| 549 | Crynant, Onllwyn and Seven SistersNeath Port Talbot | 116 per km² | 5,083 | 44 km² |
| 550 | MardyMonmouthshire | 114 per km² | 2,101 | 18.4 km² |
| 551 | LlangunnorCarmarthenshire | 113 per km² | 2,616 | 23.1 km² |
| 552 | PembreyCarmarthenshire | 111 per km² | 4,117 | 37.2 km² |
| 553 | TryfanGwynedd | 109 per km² | 1,536 | 14.1 km² |
| 554 | CefniBangor | 108 per km² | 3,149 | 29.1 km² |
| 555 | WhitlandCarmarthenshire | 106 per km² | 2,374 | 22.3 km² |
| 556 | DeiniolenGwynedd | 106 per km² | 1,903 | 17.9 km² |
| 557 | SeiriolBangor | 105 per km² | 5,525 | 52.5 km² |
| 558 | WhitfordFlintshire | 105 per km² | 2,235 | 21.3 km² |
| 559 | Penisa'r-waunGwynedd | 104 per km² | 1,338 | 12.8 km² |
| 560 | Brynford and HalkynFlintshire | 103 per km² | 3,825 | 37 km² |
| 561 | PennardSwansea | 102 per km² | 3,118 | 30.4 km² |
| 562 | Aber-craf and YstradgynlaisPowys | 102 per km² | 3,888 | 38.1 km² |
| 563 | LlandysilioPowys | 101 per km² | 1,906 | 18.8 km² |
| 564 | LlanfynyddFlintshire | 99 per km² | 1,916 | 19.4 km² |
| 565 | Aberaeron and AberarthAberystwyth | 98 per km² | 1,700 | 17.3 km² |
| 566 | St Bride's MajorVale of Glamorgan | 96 per km² | 4,635 | 48.2 km² |
| 567 | LligwyBangor | 95 per km² | 5,818 | 61.5 km² |
| 568 | GlynCarmarthenshire | 94 per km² | 2,191 | 23.2 km² |
| 569 | CrigyllBangor | 94 per km² | 3,356 | 35.7 km² |
| 570 | Blaengwrach and Glynneath WestNeath Port Talbot | 94 per km² | 3,114 | 33.1 km² |
| 571 | Y BontnewyddGwynedd | 92 per km² | 1,278 | 13.8 km² |
| 572 | TwrcelynBangor | 92 per km² | 7,203 | 78.4 km² |
| 573 | Amroth and Saundersfoot NorthPembrokeshire Coast | 91 per km² | 1,984 | 21.7 km² |
| 574 | Cwm-y-gloGwynedd | 91 per km² | 1,343 | 14.8 km² |
| 575 | BurtonPembrokeshire Coast | 90 per km² | 1,834 | 20.5 km² |
| 576 | New Quay and LlanllwchaearnAberystwyth | 89 per km² | 1,736 | 19.5 km² |
| 577 | Cwarter BachCarmarthenshire | 88 per km² | 2,818 | 31.9 km² |
| 578 | LlanwernNewport | 88 per km² | 3,810 | 43.2 km² |
| 579 | Manorbier and PenallyPembrokeshire Coast | 87 per km² | 2,054 | 23.5 km² |
| 580 | St ArvansMonmouthshire | 87 per km² | 1,775 | 20.5 km² |
| 581 | Penycae and Ruabon SouthWrexham | 83 per km² | 2,631 | 31.8 km² |
| 582 | Canolbarth MônBangor | 81 per km² | 5,621 | 69 km² |
| 583 | Y GroeslonGwynedd | 79 per km² | 1,644 | 20.8 km² |
| 584 | Hirwaun, Penderyn and RhigosRhondda Cynon Taf | 79 per km² | 6,151 | 77.8 km² |
| 585 | LlangyfelachSwansea | 78 per km² | 2,767 | 35.5 km² |
| 586 | BorthAberystwyth | 78 per km² | 1,977 | 25.4 km² |
| 587 | Tre-garth a Mynydd LlandygáiGwynedd | 77 per km² | 2,143 | 27.8 km² |
| 588 | Aberporth and Y FerwigAberystwyth | 77 per km² | 3,410 | 44.4 km² |
| 589 | St Florence and St Mary Out LibertyPembrokeshire Coast | 76 per km² | 1,697 | 22.3 km² |
| 590 | CaerwentMonmouthshire | 76 per km² | 2,129 | 28.1 km² |
| 591 | Overton and Maelor SouthWrexham | 75 per km² | 2,784 | 36.9 km² |
| 592 | BodowyrBangor | 75 per km² | 3,600 | 48.2 km² |
| 593 | RaglanMonmouthshire | 72 per km² | 2,465 | 34.1 km² |
| 594 | LampheyPembrokeshire Coast | 71 per km² | 1,714 | 24.2 km² |
| 595 | Goetre FawrMonmouthshire | 70 per km² | 2,202 | 31.4 km² |
| 596 | TrefnantDenbighshire | 70 per km² | 1,781 | 25.4 km² |
| 597 | TrefeurigAberystwyth | 69 per km² | 1,801 | 26.1 km² |
| 598 | LlangollenDenbighshire | 68 per km² | 4,072 | 60 km² |
| 599 | LlanllyfniGwynedd | 68 per km² | 2,038 | 30.1 km² |
| 600 | CaerwysFlintshire | 66 per km² | 2,478 | 37.3 km² |
| 601 | Llanbedrog gyda MynythoGwynedd | 66 per km² | 1,374 | 20.7 km² |
| 602 | Bowydd a'r RhiwGwynedd | 66 per km² | 1,712 | 25.9 km² |
| 603 | LlangyndeyrnCarmarthenshire | 66 per km² | 5,364 | 81.6 km² |
| 604 | Bangor Is-y-CoedWrexham | 65 per km² | 1,931 | 29.9 km² |
| 605 | Llandysul SouthAberystwyth | 64 per km² | 1,811 | 28.3 km² |
| 606 | Forden and MontgomeryPowys | 63 per km² | 2,491 | 39.4 km² |
| 607 | LlandowVale of Glamorgan | 63 per km² | 2,128 | 33.7 km² |
| 608 | LlandeiloCarmarthenshire | 62 per km² | 2,932 | 47.4 km² |
| 609 | LlandyfriogAberystwyth | 59 per km² | 1,767 | 29.7 km² |
| 610 | St Clears and LlansteffanCarmarthenshire | 59 per km² | 5,295 | 89.1 km² |
| 611 | ShirenewtonMonmouthshire | 59 per km² | 2,101 | 35.6 km² |
| 612 | MarchwielWrexham | 58 per km² | 2,173 | 37.5 km² |
| 613 | Rudbaxton and SpittalPembrokeshire Coast | 57 per km² | 1,787 | 31.3 km² |
| 614 | Newport and DinasPembrokeshire Coast | 57 per km² | 1,805 | 31.9 km² |
| 615 | GuilsfieldPowys | 56 per km² | 1,688 | 29.9 km² |
| 616 | Gorllewin TywynGwynedd | 54 per km² | 1,283 | 23.6 km² |
| 617 | Peterston-super-ElyVale of Glamorgan | 54 per km² | 1,973 | 36.4 km² |
| 618 | Narberth: RuralPembrokeshire Coast | 54 per km² | 1,404 | 26.1 km² |
| 619 | Cenarth and LlangelerCarmarthenshire | 52 per km² | 5,494 | 106.5 km² |
| 620 | Cymer and GlyncorrwgNeath Port Talbot | 51 per km² | 2,111 | 41.7 km² |
| 621 | Carew and JeffreystonPembrokeshire Coast | 51 per km² | 2,118 | 41.9 km² |
| 622 | LlandyrnogDenbighshire | 50 per km² | 2,306 | 45.9 km² |
| 623 | St Nicholas and LlancarfanVale of Glamorgan | 50 per km² | 2,337 | 46.6 km² |
| 624 | Disserth and Trecoed with NewbridgePowys | 50 per km² | 1,874 | 37.7 km² |
| 625 | Moel FamauDenbighshire | 50 per km² | 2,164 | 43.5 km² |
| 626 | LlandrinioPowys | 50 per km² | 2,182 | 43.9 km² |
| 627 | LlansantffraidPowys | 50 per km² | 2,064 | 41.7 km² |
| 628 | AbererchGwynedd | 49 per km² | 1,226 | 24.8 km² |
| 629 | Abersoch gyda LlanenganGwynedd | 49 per km² | 1,074 | 22.1 km² |
| 630 | Morfa Nefyn a ThudweiliogGwynedd | 48 per km² | 2,169 | 45.5 km² |
| 631 | Ciliau AeronAberystwyth | 47 per km² | 1,890 | 39.9 km² |
| 632 | LlanddarogCarmarthenshire | 47 per km² | 2,068 | 44.4 km² |
| 633 | CilcainFlintshire | 46 per km² | 1,838 | 39.7 km² |
| 634 | The HavensPembrokeshire Coast | 45 per km² | 1,978 | 44.3 km² |
| 635 | TeiglGwynedd | 44 per km² | 1,231 | 27.8 km² |
| 636 | LlanfarianAberystwyth | 43 per km² | 1,443 | 33.3 km² |
| 637 | LlanberisGwynedd | 43 per km² | 1,979 | 46 km² |
| 638 | DolforwynPowys | 43 per km² | 2,042 | 47.7 km² |
| 639 | LlansanffraidAberystwyth | 43 per km² | 1,886 | 44.2 km² |
| 640 | Beulah and LlangoedmorAberystwyth | 42 per km² | 2,933 | 69.7 km² |
| 641 | LetterstonPembrokeshire Coast | 42 per km² | 2,445 | 58.6 km² |
| 642 | CamrosePembrokeshire Coast | 41 per km² | 1,867 | 45.8 km² |
| 643 | LlanfyllinPowys | 39 per km² | 1,634 | 41.6 km² |
| 644 | St David'sPembrokeshire Coast | 39 per km² | 1,768 | 45.3 km² |
| 645 | LlanybydderCarmarthenshire | 39 per km² | 2,773 | 71 km² |
| 646 | Bro AberffrawBangor | 39 per km² | 3,715 | 95.7 km² |
| 647 | Trelystan and TrewernPowys | 39 per km² | 1,736 | 44.9 km² |
| 648 | AbergwiliCarmarthenshire | 38 per km² | 2,382 | 62.5 km² |
| 649 | SolvaPembrokeshire Coast | 37 per km² | 1,867 | 49.8 km² |
| 650 | PenbrynAberystwyth | 37 per km² | 1,251 | 33.4 km² |
| 651 | TremeirchionDenbighshire | 37 per km² | 1,663 | 44.7 km² |
| 652 | TalybolionBangor | 37 per km² | 5,149 | 139.2 km² |
| 653 | MaenclochogPembrokeshire Coast | 37 per km² | 2,258 | 61.1 km² |
| 654 | Knighton with BeguildyPowys | 37 per km² | 3,618 | 98.9 km² |
| 655 | ChurchstokePowys | 36 per km² | 1,815 | 50 km² |
| 656 | Llanfihangel AberbythychCarmarthenshire | 36 per km² | 1,751 | 49.2 km² |
| 657 | Mitchel Troy and Trellech UnitedMonmouthshire | 35 per km² | 3,610 | 102.5 km² |
| 658 | Lampeter VelfreyPembrokeshire Coast | 35 per km² | 1,573 | 45.5 km² |
| 659 | Gogledd DolgellauGwynedd | 34 per km² | 1,185 | 34.9 km² |
| 660 | Dyffryn ArdudwyGwynedd | 34 per km² | 1,524 | 45.4 km² |
| 661 | LlannarthAberystwyth | 33 per km² | 1,518 | 45.8 km² |
| 662 | Bronington and HanmerWrexham | 33 per km² | 1,750 | 52.9 km² |
| 663 | Yr EiflGwynedd | 33 per km² | 1,575 | 47.9 km² |
| 664 | LlanystumdwyGwynedd | 33 per km² | 1,962 | 59.9 km² |
| 665 | Llangors with BwlchPowys | 32 per km² | 1,466 | 45.9 km² |
| 666 | Cilgerran and EglwyswrwPembrokeshire Coast | 32 per km² | 2,404 | 75.3 km² |
| 667 | GowerSwansea | 32 per km² | 2,965 | 93.4 km² |
| 668 | TalgarthPowys | 32 per km² | 1,737 | 55.1 km² |
| 669 | Llanfihangel-ar-ArthCarmarthenshire | 31 per km² | 2,767 | 88.9 km² |
| 670 | Crickhowell with Cwmdu and TretowerPowys | 31 per km² | 3,449 | 112.3 km² |
| 671 | Llandysul North and TroedyraurAberystwyth | 30 per km² | 2,109 | 70.6 km² |
| 672 | Crymych and Mynachlog-dduPembrokeshire Coast | 29 per km² | 2,297 | 78.3 km² |
| 673 | WaunfawrGwynedd | 29 per km² | 1,426 | 49.3 km² |
| 674 | Llandysilio and LlangrannogAberystwyth | 29 per km² | 1,985 | 68.8 km² |
| 675 | Llangybi FawrMonmouthshire | 28 per km² | 1,808 | 64.5 km² |
| 676 | YstwythAberystwyth | 27 per km² | 1,940 | 70.9 km² |
| 677 | Llanfihangel YstradAberystwyth | 27 per km² | 2,010 | 73.8 km² |
| 678 | Arthog a LlangelynninGwynedd | 27 per km² | 1,607 | 59 km² |
| 679 | Gobion FawrMonmouthshire | 26 per km² | 1,901 | 72.7 km² |
| 680 | Laugharne TownshipCarmarthenshire | 26 per km² | 2,626 | 100.6 km² |
| 681 | ClynnogGwynedd | 26 per km² | 1,319 | 50.6 km² |
| 682 | St DogmaelsPembrokeshire Coast | 26 per km² | 2,039 | 78.2 km² |
| 683 | St Ishmael'sPembrokeshire Coast | 26 per km² | 2,271 | 88 km² |
| 684 | Berriew and Castle CaereinionPowys | 26 per km² | 1,923 | 74.8 km² |
| 685 | LlanrhystydAberystwyth | 26 per km² | 1,524 | 59.4 km² |
| 686 | CaerswsPowys | 26 per km² | 2,309 | 90.4 km² |
| 687 | Llanfair Dyffryn Clwyd GwyddelwernDenbighshire | 26 per km² | 2,377 | 93.2 km² |
| 688 | CaerhunConwy | 25 per km² | 2,300 | 90.8 km² |
| 689 | Alyn ValleyDenbighshire | 25 per km² | 1,749 | 69.8 km² |
| 690 | Cynwyl ElfedCarmarthenshire | 25 per km² | 2,346 | 94.1 km² |
| 691 | LlanwenogAberystwyth | 25 per km² | 1,695 | 68.2 km² |
| 692 | GlasburyPowys | 25 per km² | 1,785 | 71.9 km² |
| 693 | KerryPowys | 25 per km² | 1,610 | 64.9 km² |
| 694 | Llangattock and LlangynidrPowys | 25 per km² | 1,998 | 81.1 km² |
| 695 | DevaudenMonmouthshire | 24 per km² | 1,429 | 58.9 km² |
| 696 | Boncath and ClydauPembrokeshire Coast | 24 per km² | 1,994 | 83.7 km² |
| 697 | Efailnewydd a BuanGwynedd | 24 per km² | 1,315 | 55.5 km² |
| 698 | Llangyniew and MeifodPowys | 23 per km² | 1,912 | 81.7 km² |
| 699 | LlandoveryCarmarthenshire | 23 per km² | 2,658 | 115.7 km² |
| 700 | Pen draw LlynGwynedd | 23 per km² | 1,853 | 81.6 km² |
| 701 | WistonPembrokeshire Coast | 23 per km² | 1,979 | 87.8 km² |
| 702 | EfenechdydDenbighshire | 22 per km² | 1,651 | 73.4 km² |
| 703 | LlanidloesPowys | 22 per km² | 4,212 | 190.9 km² |
| 704 | EdeirnionDenbighshire | 22 per km² | 3,537 | 161.5 km² |
| 705 | Manordeilo and SalemCarmarthenshire | 22 per km² | 2,638 | 120.6 km² |
| 706 | Betws-yn-RhosConwy | 22 per km² | 1,985 | 91 km² |
| 707 | Harlech a LlanbedrGwynedd | 22 per km² | 2,739 | 126.1 km² |
| 708 | GwernyfedPowys | 22 per km² | 1,505 | 69.7 km² |
| 709 | ArllechweddGwynedd | 22 per km² | 1,940 | 89.9 km² |
| 710 | LlanrhianPembrokeshire Coast | 21 per km² | 1,838 | 88.2 km² |
| 711 | LlanboidyCarmarthenshire | 20 per km² | 2,090 | 102 km² |
| 712 | RhiwcynonPowys | 20 per km² | 2,204 | 108.9 km² |
| 713 | MartletwyPembrokeshire Coast | 20 per km² | 1,946 | 97.4 km² |
| 714 | Eglwys-bach a LlangernywConwy | 20 per km² | 2,025 | 103.5 km² |
| 715 | CrucorneyMonmouthshire | 20 per km² | 2,087 | 106.9 km² |
| 716 | LlangybiAberystwyth | 19 per km² | 1,408 | 72.6 km² |
| 717 | AberdyfiGwynedd | 19 per km² | 987 | 52.7 km² |
| 718 | TrelechCarmarthenshire | 18 per km² | 2,720 | 149.2 km² |
| 719 | Tawe UchafPowys | 18 per km² | 2,040 | 112.1 km² |
| 720 | Dyffryn CeiriogWrexham | 18 per km² | 2,053 | 113 km² |
| 721 | HundletonPembrokeshire Coast | 18 per km² | 1,691 | 95.4 km² |
| 722 | Llanfair Caereinion and LlanerfylPowys | 17 per km² | 2,115 | 122.9 km² |
| 723 | Llanrhaeadr-yng-NghinmeirchDenbighshire | 17 per km² | 1,889 | 110.5 km² |
| 724 | Llantilio CrossennyMonmouthshire | 17 per km² | 1,792 | 108.1 km² |
| 725 | LlanegwadCarmarthenshire | 16 per km² | 2,400 | 148.2 km² |
| 726 | Llanrhaeadr-ym-Mochnant and LlansilinPowys | 16 per km² | 2,326 | 146.7 km² |
| 727 | Bronllys and Felin-fachPowys | 16 per km² | 1,974 | 124.5 km² |
| 728 | Bro GwaunPembrokeshire Coast | 16 per km² | 1,940 | 123 km² |
| 729 | Llandinam with DolforPowys | 16 per km² | 1,875 | 119.6 km² |
| 730 | RhayaderPowys | 15 per km² | 2,134 | 139 km² |
| 731 | Ceulan a MaesmawrAberystwyth | 15 per km² | 1,860 | 126.6 km² |
| 732 | LlansannanConwy | 14 per km² | 1,813 | 125.7 km² |
| 733 | DolbenmaenGwynedd | 14 per km² | 1,189 | 85.8 km² |
| 734 | Llangunllo with NortonPowys | 14 per km² | 1,665 | 120.8 km² |
| 735 | GlaslynGwynedd | 12 per km² | 1,584 | 132.4 km² |
| 736 | LledrodAberystwyth | 11 per km² | 1,482 | 130.6 km² |
| 737 | Old RadnorPowys | 11 per km² | 1,664 | 153.1 km² |
| 738 | Ithon ValleyPowys | 11 per km² | 2,080 | 195.7 km² |
| 739 | CilycwmCarmarthenshire | 11 per km² | 2,619 | 248.7 km² |
| 740 | Betws-y-Coed and TrefriwConwy | 10 per km² | 1,990 | 192.3 km² |
| 741 | LlangadogCarmarthenshire | 10 per km² | 1,974 | 192.5 km² |
| 742 | Tregaron and Ystrad FflurAberystwyth | 10 per km² | 1,820 | 178.3 km² |
| 743 | Llanyre with NantmelPowys | 10 per km² | 2,130 | 210 km² |
| 744 | MelindwrAberystwyth | 10 per km² | 1,966 | 199 km² |
| 745 | LlanelweddPowys | 10 per km² | 1,684 | 172.4 km² |
| 746 | Uwch AledConwy | 10 per km² | 1,781 | 182.4 km² |
| 747 | GlantwymynPowys | 9 per km² | 2,098 | 220.9 km² |
| 748 | Bro DysynniGwynedd | 9 per km² | 1,215 | 131.8 km² |
| 749 | Yscir with Honddu Isaf and LlanddewPowys | 9 per km² | 1,743 | 192.6 km² |
| 750 | LlangeithoAberystwyth | 9 per km² | 1,368 | 151.2 km² |
| 751 | Talybont-on-UskPowys | 9 per km² | 1,813 | 203.1 km² |
| 752 | LlanbrynmairPowys | 9 per km² | 1,857 | 211.6 km² |
| 753 | TrawsfynyddGwynedd | 9 per km² | 1,395 | 162.8 km² |
| 754 | Uwch ConwyConwy | 8 per km² | 1,461 | 176.5 km² |
| 755 | Corris a MawddwyGwynedd | 8 per km² | 1,245 | 164.4 km² |
| 756 | LlandderfelGwynedd | 7 per km² | 1,390 | 192.5 km² |
| 757 | Maescar and LlywelPowys | 7 per km² | 1,794 | 253.6 km² |
| 758 | Brithdir and Llanfachreth/Ganllwyd/LlanelltydGwynedd | 7 per km² | 1,362 | 195.2 km² |
| 759 | Banwy, Llanfihangel and LlanwddynPowys | 7 per km² | 2,154 | 311.8 km² |
| 760 | Llanwrtyd WellsPowys | 7 per km² | 1,546 | 227.9 km² |
| 761 | Llanafanfawr with GarthPowys | 7 per km² | 1,553 | 233.7 km² |
| 762 | LlanuwchllynGwynedd | 5 per km² | 1,055 | 203.5 km² |