BT26 broadband and area guide
Ofcom coverage, connection speeds, house prices and local data for 261 postcodes across 1 sector in Lisburn and Castlereagh.
Full fibre
0%
Gigabit
94%
Superfast
99%
Postcodes
261
BT26 is a compact district of 261 postcodes in Lisburn and Castlereagh where 93.9% have gigabit access and 98.5% enjoy superfast or better.
Broadband speeds in BT26
Share of BT26 premises by the fastest download speed available, averaged across all 261 postcodes in the district.
Two-thirds of a percentage point separates superfast (98.5%) from gigabit (93.9%), suggesting a small non-cable superfast minority. Cable infrastructure supports the majority. Remarkably, only 0.1% of postcodes fall below the Universal Service Obligation minimum of 30 Mbps, with 0.3% experiencing below-10 Mbps speeds. This compact district shows tight clustering at 93.9% gigabit, 4.5% superfast, and 0.3% low-speed. For a postcode area this small, coverage is almost monolithic. The tight figures reflect mature infrastructure investment in Lisburn and Castlereagh. With such consistency, address-level variation is minimal.
Source: Ofcom Connected Nations. Percentages are district-wide averages of postcode-level availability, so rows may not sum to exactly 100%.
Connectivity in detail
Below 10 Mbps USO
<1%
Premises unable to get the 10 Mbps universal service minimum
Fixed wireless
0%
Premises that can use a fixed wireless access service
Broadband by sector
BT26 splits into 1 postcode sector. Coverage and prices can differ street by street, so open a sector below to find your exact postcode.
| Sector | Postcodes | Superfast | Full fibre | Gigabit |
|---|---|---|---|---|
| BT26 6 | 261 | 99% | 0% | 94% |
All BT26 6 postcodes (261)
Best deals
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Living in Lisburn and Castlereagh
BT26 is predictable. Residents can assume gigabit or strong superfast availability. The rare substandard postcode is exceptional; move forward confident in modern infrastructure.
Remote worker score
54/100
Connectivity and amenities for home working
Family score
50/100
Schools, safety and family amenities
Value score
50/100
What you get for the local price level
BT26 broadband FAQs
What's the 4.5% of postcodes that have superfast but not gigabit?
These receive 30-300 Mbps speeds, likely via non-cable providers or partial cable reach. Still modern, reliable service.
Are there any connectivity trouble spots in BT26?
Only 0.3% report below-10 Mbps speeds fewer than one postcode at that tier in a district of 261. Exceptional cases.
Why are superfast and gigabit figures so close?
In smaller, well-served districts like BT26, cable infrastructure typically reaches most postcodes, making superfast and gigabit percentages similar.
Should I worry about connectivity when choosing a property here?
Unlikely. Over 98% have modern speeds. Check your specific address, but BT26 rarely disappoints.
Neighbouring districts
Check your exact postcode
Every postcode in BT26 has its own page with broadband speeds, house prices, school ratings and crime stats. You can also compare providers for your address.
Data sources: Broadband data from Ofcom Connected Nations 2025 · House prices from HM Land Registry · Crime from Police.uk · See all data sources