Broadband Coverage in Cardiff and The ValleysLocal Authorities Ranked
79.8% of premises in Cardiff and The Valleys can get full fibre broadband (2025).
All 7 local authorities in Cardiff and The Valleys, ranked by premises with full fibre. Data: Ofcom (2025), Open Government Licence v3.0.
Open the interactive map| Rank | Local authority | Premises with full fibre |
|---|---|---|
| 1 | Caerphilly | 88% full fibre |
| 2 | Newport | 86% full fibre |
| 3 | Cardiff | 84% full fibre |
| 4 | Monmouthshire | 76% full fibre |
| 5 | Torfaen | 74% full fibre |
| 6 | Rhondda Cynon Taf | 73% full fibre |
| 7 | Blaenau Gwent | 69% full fibre |