Broadband in Belfast: 92% can get full fibre.
In Belfast, 92.3% of premises can get full fibre (Ofcom, January 2026), above the UK figure of 81%. Gigabit speeds reach 95.7% of premises. Full fibre grew by 0.5 points in six months. It ranks 52nd of 361 council areas for full fibre.
Broadband coverage in Belfast
Three things to know before you choose
92.3% can get full fibre, above the UK figure, but about 13,495 premises still cannot. Check your exact address first.
Here, gigabit coverage (95.7%) comes mainly from full fibre, so faster uploads usually come with it.
Only 47% of premises that can get full fibre use it. If your street has it, you may get more speed for a similar price.
Belfast vs Northern Ireland and the UK
Region, nation and UK figures are totals of all council areas, weighted by premises. Take-up is the share of premises with full fibre available that use it.
How fast Belfast is catching up
Full fibre
July 2025 to January 2026. 306th biggest rise of 359 councils.
Gigabit
Already high, so new full fibre adds less here.
Most homes that can get full fibre in Belfast haven’t switched
Of every 100 premises, 92 can get full fibre and 43 use it. That is a take-up of 47%, against 47.1% across the UK.
Compare full fibre dealsBroadband providers and cheapest deals in Belfast
3 providers have broadband deals at BT1 4FJ, a postcode in Belfast:
| Speed | Cheapest deal | Average a month | Deals |
|---|---|---|---|
| Everyday Under 150 Mb | Three 4G Hub (24m) 10 Mb · 24 months | £17.50 | 5 |
| Fast 150–500 Mb | Three 5G Hub (24m) 150 Mb · 24 months | £17.50 | 4 |
Broadband-only deals listed for BT1 4FJ on 27 October 2026. Some networks, such as Virgin Media and smaller full fibre builders, are checked address by address, so your list may be longer. Average a month includes set-up fees and contracted price rises.
Compare deals at your postcode
Enter your postcode and pick your address to see every deal that reaches your home.
Neighbouring council areas
| Council | Full fibre | Gigabit | Change* |
|---|---|---|---|
| Antrim and Newtownabbey | 96.7% | 97.1% | +0.4 pts |
| Ards and North Down | 95.7% | 96% | +0.3 pts |
| Lisburn and Castlereagh | 95.4% | 96.4% | +0.2 pts |
| Mid and East Antrim | 95.2% | 95.2% | +0.5 pts |
| Armagh City, Banbridge and Craigavon | 92.9% | 92.9% | +0.8 pts |
| Belfast | 92.3% | 95.7% | +0.5 pts |
The five nearest council areas, sorted by full fibre. * Change in full fibre since July 2025, percentage points.
Broadband in Belfast: common questions
Is full fibre available in Belfast?
Yes, for 92.3% of premises in January 2026 (161,063 homes and businesses), according to Ofcom. Coverage varies street by street, so check your postcode.
What is the fastest broadband in Belfast?
95.7% of premises can get gigabit speeds of about 1,000 Mb, from full fibre.
Which broadband providers cover Belfast?
At BT1 4FJ we found 3 providers, including Starlink, Three, Vodafone. Enter your own postcode to see every network at your address.
How does Belfast compare with the UK?
Full fibre in Belfast is 11.3 points above the UK figure of 81%. It ranks 52nd of 361 council areas.
Can I get help if my broadband in Belfast is very slow?
Yes. 427 premises in Belfast cannot get 10 Mb. They can request a better connection under the Universal Service Obligation, free up to £3,400.
Coverage and take-up: Ofcom Connected Nations, January 2026 data, Open Government Licence v3.0. Region and location: Office for National Statistics, OGL v3.0. Deals: live prices for BT1 4FJ. Methodology →