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Beyond Broadband

Broadband in Hertfordshire

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.

72.6%can get full fibre
89.4%gigabit-capable
1,658can't get 10 Mbit/s
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What speeds can you get in Hertfordshire?

Fastest download speed available, share of all 542,958 premises (homes and businesses), January 2026.

300 Mbit/s or faster90.2% 489,765
30 to 300 Mbit/s8.2% 44,644
10 to 30 Mbit/s1.1% 6,143
Under 10 Mbit/s0.3% 1,658
Not matched0.1% 748

Full fibre rollout

Share of premises that can order full fibre (and gigabit, which also counts cable).

Full fibre Gigabit-capable (incl. cable)

How Hertfordshire compares

HertfordshireEnglandUK
Full fibre72.6%81.3%81%
Gigabit-capable89.4%88.4%87.8%
Superfast (30 Mbit/s+)98.4%97.8%97.7%
Can't get 10 Mbit/s0.3%0.6%0.7%
46%of premises that can get full fibre in Hertfordshire have switched to it. If you haven't, a full fibre plan is often no more expensive than the copper line you have now.

Homes still waiting for gigabit in Hertfordshire

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.

In a provider's own build plan28% 17,778
In a Project Gigabit contract8.5% 5,382
No plan yet63.5% 40,240

Project Gigabit contracts

Contracted build here is due to finish by March 2032.

Council areas in Hertfordshire

Ranked by full fibre coverage. UK rank is out of 361 council areas.

Watford87.8%95%+5.017100
Three Rivers85.6%91.5%+2.8102128
St Albans81.7%93.5%+2.5140178
Broxbourne74.3%92.1%+0.179258
Hertsmere72.3%89.8%+1.7105273
East Hertfordshire71%84%+10.4291283
North Hertfordshire69.6%85.8%+5.3249293
Dacorum68.3%86.3%+8.0437300
Welwyn Hatfield60.1%88%+4.1173337
Stevenage56.8%92.6%+1.665350

Mobile and data use in Hertfordshire

95.2%of premises get indoor 4G from all four mobile networks
99.8%have outdoor 5G from at least one network
517 GBaverage monthly data use per home broadband line (2024)

Questions

Can I get full fibre broadband in Hertfordshire?

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.

How fast is full fibre spreading in Hertfordshire?

Full fibre coverage in Hertfordshire went from 68% in January 2025 to 72.6% in January 2026: 27,417 more premises.

How many homes in Hertfordshire have slow broadband?

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.

How many people in Hertfordshire have switched to full fibre?

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.

When will full fibre come to the rest of Hertfordshire?

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.

Where in Hertfordshire has the best broadband?

Watford has the highest full fibre coverage in Hertfordshire (87.8%) and Stevenage the lowest (56.8%).

Is 5G available in Hertfordshire?

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%.

Nearby

See what you can get at your address in Hertfordshire

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