Cities of London and Westminster Broadband Coverage
Westminster parliamentary constituency · England · 123,727 premises
Cities of London and Westminster sits above the national curve for full-fibre, 85.3% versus a 77.5% UK average.
Broadband Coverage in Cities of London and Westminster
England's Cities of London and Westminster constituency has 123,727 premises on record. Its full-fibre availability of 85.3% is above-average; add in gigabit-capable cable upgrades and that figure rises to 86.8%. Superfast broadband (30 Mbit/s or more) is available to 94.6% of premises, with 86.9% able to reach ultrafast (300 Mbit/s or more) speeds.
On connectivity for all households, Cities of London and Westminster has near-universal baseline connectivity, under 1% of premises sit below the 10 Mbit/s Universal Service Obligation threshold. Ofcom's ultrafast threshold may be revised upward in future reporting cycles as gigabit networks become the standard.
Where these figures come from
Figures are drawn from Ofcom's Connected Nations 2025 report (July 2025, r01), which aggregates postcode-sector data to constituency level. They represent coverage availability from at least one network operator, not the proportion of households that have subscribed to a given speed tier, nor the typical or guaranteed speeds that customers actually receive. Nearby constituencies in England with comparable full-fibre coverage are listed below.
Coverage Metrics
Full Metrics
| Metric | % of Premises |
|---|---|
| Full-fibre (FTTP) | 85.3% |
| Gigabit-capable broadband | 86.8% |
| Superfast (≥30 Mbit/s) | 94.6% |
| Ultrafast (≥300 Mbit/s) | 86.9% |
| Below USO (10 Mbit/s) | 0.0% |
| Total premises | 123,727 |
Related
Source: Ofcom Connected Nations 2025, July 2025 release (r01). Published under the Open Government Licence v3.0. Figures represent premises-level coverage availability, not actual subscriptions or speeds experienced.
Every figure on PlainBroadband is rendered directly from Ofcom Connected Nations data, no number is typed in by an editor. This constituency's figures are computed directly from Ofcom Connected Nations data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.