UB4 broadband and area guide
Ofcom coverage, connection speeds, house prices and local data for 697 postcodes across 3 sectors in Hillingdon.
Gigabit
95%
Superfast
98%
Postcodes
697
UB4 spans 697 postcodes in Hillingdon with exceptional gigabit penetration. 95% of postcodes support gigabit-capable broadband.
Broadband speeds in UB4
Share of UB4 premises by the fastest download speed available, averaged across all 697 postcodes in the district.
UB4 is among the best-connected postcode districts in the region. 97.9% of the area reaches superfast standards, and 95% can access gigabit speeds. The distribution is heavily weighted toward the top tier: 95% gigabit, 2.9% mid-range, and 1.6% below superfast. This suggests unified fibre or cable infrastructure, with only a sliver of postcodes falling outside modern coverage. The 697 postcodes in UB4 represent one of Hillingdon's most fully wired zones, with gigabit as the dominant speed tier. Residents can move here with confidence.
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
0%
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
UB4 splits into 3 postcode sectors. Coverage and prices can differ street by street, so open a sector below to find your exact postcode.
| Sector | Postcodes | Superfast | Full fibre | Gigabit |
|---|---|---|---|---|
| UB4 0 | 212 | 99% | TBC | 98% |
| UB4 8 | 238 | 95% | TBC | 92% |
| UB4 9 | 247 | 100% | TBC | 95% |
All UB4 0 postcodes (212)
All UB4 8 postcodes (238)
All UB4 9 postcodes (247)
Best deals
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Living in Hillingdon
The 95% gigabit availability means gigabit is the expectation in UB4, not the exception. Connectivity is highly assured for new residents.
Remote worker score
55/100
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
UB4 broadband FAQs
What proportion of UB4 supports gigabit?
95% of the 697 postcodes can access gigabit-capable networks.
Are there any poorly-connected areas in UB4?
Very few. Only 1.6% of postcodes fall below superfast thresholds.
Should I expect gigabit availability in UB4?
Almost certainly, as 95% of postcodes support it.
How does UB4 compare to neighbouring postcode districts?
At 95% gigabit and 97.9% superfast, UB4 is among the region's strongest performers.
Neighbouring districts
Check your exact postcode
Every postcode in UB4 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