W1U broadband and area guide
Ofcom coverage, connection speeds, house prices and local data for 1,011 postcodes across 8 sectors in Westminster.
Full fibre
91%
Gigabit
91%
Superfast
96%
Postcodes
1,011
W1U in Westminster covers 1,011 postcodes with 91% full fibre availability, gigabit reaching most but not all addresses.
Broadband speeds in W1U
Share of W1U premises by the fastest download speed available, averaged across all 1,011 postcodes in the district.
W1U represents Westminster's largest postcode by volume in this batch, spanning 1,011 codes. Full fibre reaches 91%, translating to gigabit availability for that proportion. Superfast covers 96%, providing a reliable floor for all postcodes. Speed distribution shows 91% in the gigabit tier and 5% in the 30-300 Mbps band, with zero postcodes below superfast or the Universal Service Obligation. The 9% without gigabit, roughly 91 postcodes, likely cluster in areas with older infrastructure or heritage conservation constraints. The postcode's large size and high penetration demonstrate that even major London postcodes can achieve substantial fibre saturation across hundreds of thousands of addresses.
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
W1U splits into 8 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 |
|---|---|---|---|---|
| W1U 1 | 118 | 94% | 94% | 94% |
| W1U 2 | 125 | 98% | 93% | 93% |
| W1U 3 | 125 | 89% | 89% | 89% |
| W1U 4 | 154 | 99% | 99% | 99% |
| W1U 5 | 128 | 95% | 93% | 93% |
| W1U 6 | 182 | 97% | 87% | 87% |
| W1U 7 | 124 | 98% | 98% | 98% |
| W1U 8 | 55 | 96% | 54% | 54% |
All W1U 1 postcodes (118)
All W1U 2 postcodes (125)
All W1U 3 postcodes (125)
All W1U 4 postcodes (154)
All W1U 5 postcodes (128)
All W1U 6 postcodes (182)
All W1U 7 postcodes (124)
All W1U 8 postcodes (55)
Best deals
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Living in Westminster
At 1,011 postcodes, W1U is a substantial postcode by volume. Its 91% gigabit penetration across this scale shows that wide fibre deployment is achievable even at size.
Crime per month
12
Average recorded crimes per local statistical area
Remote worker score
98/100
Connectivity and amenities for home working
Family score
80/100
Schools, safety and family amenities
Value score
50/100
What you get for the local price level
W1U broadband FAQs
Can I assume gigabit in W1U?
91% of the 1,011 postcodes reach gigabit via full fibre. The remaining 9% still access superfast, meeting all modern broadband standards.
How many postcodes lack gigabit?
Roughly 91 out of 1,011 (9%) cannot access gigabit. All still exceed baseline standards.
What's the broadband floor in W1U?
Superfast for all 1,011 postcodes. Zero fall below that tier.
How does W1U perform relative to UK averages?
91% gigabit penetration far exceeds UK norms, where approximately 69% of premises passed had fibre in 2026. This postcode is well ahead.
Neighbouring districts
Check your exact postcode
Every postcode in W1U 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