72.6% of homes and businesses in Hertfordshire can get full fibre broadband, below the UK figure of 81%. That's up 4.6 points in a year: 27,417 more premises can now order it. 1,658 still can't get 10 Mbit/s from a fixed line.
Fastest download speed available, share of all 542,958 premises (homes and businesses), January 2026.
Share of premises that can order full fibre (and gigabit, which also counts cable).
Full fibre Gigabit-capable (incl. cable)
| Hertfordshire | England | UK | |
|---|---|---|---|
| Full fibre | 72.6% | 81.3% | 81% |
| Gigabit-capable | 89.4% | 88.4% | 87.8% |
| Superfast (30 Mbit/s+) | 98.4% | 97.8% | 97.7% |
| Can't get 10 Mbit/s | 0.3% | 0.6% | 0.7% |
63,400 of 558,938 premises in BDUK's records (11.3%) can't get a gigabit-capable connection yet. Here's what's planned for them.
Contracted build here is due to finish by March 2032.
Ranked by full fibre coverage. UK rank is out of 361 council areas.
| Watford | 87.8% | 95% | +5.0 | 17 | 100 |
|---|---|---|---|---|---|
| Three Rivers | 85.6% | 91.5% | +2.8 | 102 | 128 |
| St Albans | 81.7% | 93.5% | +2.5 | 140 | 178 |
| Broxbourne | 74.3% | 92.1% | +0.1 | 79 | 258 |
| Hertsmere | 72.3% | 89.8% | +1.7 | 105 | 273 |
| East Hertfordshire | 71% | 84% | +10.4 | 291 | 283 |
| North Hertfordshire | 69.6% | 85.8% | +5.3 | 249 | 293 |
| Dacorum | 68.3% | 86.3% | +8.0 | 437 | 300 |
| Welwyn Hatfield | 60.1% | 88% | +4.1 | 173 | 337 |
| Stevenage | 56.8% | 92.6% | +1.6 | 65 | 350 |
72.6% of premises in Hertfordshire could order full fibre in January 2026, and 89.4% could get gigabit speeds (full fibre or cable). Coverage varies street by street, so check your postcode.
Full fibre coverage in Hertfordshire went from 68% in January 2025 to 72.6% in January 2026: 27,417 more premises.
1,658 premises in Hertfordshire (0.3%) can't get 10 Mbit/s download speeds from a fixed line, and 215 can't get what Ofcom calls decent broadband from a fixed line or fixed wireless.
About 46% of premises that can get full fibre in Hertfordshire have taken it up. The rest are still on older copper or cable lines, often paying similar prices for slower speeds.
63,400 premises in Hertfordshire can't get gigabit broadband yet. 17,778 are in a provider's own build plans, 5,382 are in a government Project Gigabit contract due to finish by March 2032, and 40,240 have no plan yet (May 2026). Enter your postcode above to see what's planned where you live.
Watford has the highest full fibre coverage in Hertfordshire (87.8%) and Stevenage the lowest (56.8%).
99.8% of premises in Hertfordshire have outdoor 5G coverage from at least one mobile network (Ofcom, high-confidence predictions, January 2026). 4G indoors from all four networks reaches 95.2%.