W1S postcode area guide — Westminster
House prices, crime, broadband speeds, mobile signal, schools and demographics for the W1S postcode district in Westminster — every official dataset on one page.
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Where is W1S?
Broadband & internet speeds in W1S
Strong coverage
Superfast (30Mb+)
76.9%
Ultrafast (300Mb+)
76.9%
Gigabit-capable
76.9%
Below USO (10Mb)
0%
Broadband availability in the W1S postcode district (Westminster) is Strong — superfast is near-universal and gigabit is rolling out. Across the 533 postcodes Ofcom measures in W1S, superfast broadband (30 Mbit/s or faster) reaches 76.9% of premises and gigabit-capable lines are available to 76.9%.
Around 0% of premises in W1S fall below the Universal Service Obligation (a minimum of 10 Mbit/s download and 1 Mbit/s upload), so the overwhelming majority of homes and businesses here can already order a decent fixed line. For a business that depends on its connection, the figures that matter most are gigabit and full-fibre availability — the symmetric, low-contention services we quote leased lines and FTTP against.
Sample postcodes in W1S
| Postcode | Superfast | Gigabit |
|---|---|---|
| W1S 1AA | 0% | 0% |
| W1S 1AD | 0% | 0% |
| W1S 1AE | 0% | 0% |
| W1S 1AF | 0% | 0% |
| W1S 1AG | 0% | 0% |
| W1S 1AH | 0% | 0% |
| W1S 1AL | 0% | 0% |
| W1S 1AN | 0% | 0% |
| W1S 1AQ | 0% | 0% |
| W1S 1AR | 0% | 0% |
Run a speed test to see what you're actually getting, or check your exact postcode.
Mobile signal around Westminster
Ofcom's coverage model for the wider Westminster district (163,520 premises):
4G indoors — all networks
100%
4G outdoors — all networks
100%
5G outdoors — all networks
100%
Voice indoors — all networks
100%
Signal varies street by street — use the mobile coverage checker to compare EE, O2, Three and Vodafone at an exact postcode.
Crime in W1S
Police recorded 4,439 incidents within about a mile of the centre of W1S in May 2026 (latest published street-level data). The breakdown:
| Category | Incidents | Share |
|---|---|---|
| Other theft | 933 | 21.0% |
| Theft from the person | 883 | 19.9% |
| Shoplifting | 660 | 14.9% |
| Violence & sexual offences | 617 | 13.9% |
| Anti-social behaviour | 523 | 11.8% |
| Public order | 224 | 5.0% |
| Robbery | 158 | 3.6% |
| Drugs | 153 | 3.4% |
Raw counts favour busy town centres — a high street with shops and nightlife records more incidents than a residential cul-de-sac. Source: police.uk open data (point sample around the district centroid).
House prices in W1S
Based on 11 sales registered with HM Land Registry in the last 12 months, the median sold price in W1S is £3,030,000, up 34.1% on the previous year (£2,260,000).
Flat / maisonette
£2,275,000
5 sales
Latest recorded sales in W1S
| Date | Price | Type | Street | Postcode |
|---|---|---|---|---|
| 11 Feb 2026 | £15,240,000 | Other | Conduit Street | W1S 2YH |
| 4 Feb 2026 | £1,650,000 | Flat | Dover Street | W1S 4NF |
| 8 Dec 2025 | £2,275,000 | Flat | Pollen Street | W1S 1NH |
| 24 Oct 2025 | £100,000 | Other | Maddox Street | W1S 2QJ |
| 10 Oct 2025 | £36,280,000 | Other | Old Bond Street | W1S 4QH |
| 2 Oct 2025 | £3,030,000 | Flat | Maddox Street | W1S 1NR |
| 25 Jul 2025 | £4,200,000 | Other | St George Street | W1S 2FL |
| 21 Jul 2025 | £1,600,000 | Flat | Maddox Street | W1S 1AY |
| 18 Jul 2025 | £3,060,000 | Flat | Cork Street | W1S 3NB |
| 18 Jul 2025 | £3,000,000 | Other | Cork Street | W1S 3NB |
Contains HM Land Registry data © Crown copyright and database right 2026, licensed under the Open Government Licence v3.0.
Who lives here? Westminster demographics
Census 2021 figures for the wider Westminster district (204,238 residents, 94,816 households):
| Age profile | |
|---|---|
| Under 15 | 13.1% |
| 15–29 | 35.4% |
| 30–44 | 21.5% |
| 45–64 | 17.8% |
| 65+ | 12.1% |
| Housing tenure | |
|---|---|
| Owner-occupied | 27.4% |
| Private rented | 43.6% |
| Social rented | 15.2% |
Source: ONS Census 2021 (district level — the finest openly licensed cut we republish). © Crown copyright, OGL v3.0.
Schools in and around W1S
| School | Phase | Ages | Pupils | Postcode |
|---|---|---|---|---|
| Academy21 | Secondary | 9–16 | — | W1S 3EP |
| St George's Hanover Square CofE Primary School | Primary | 3–11 | 73 | W1K 2XH |
| University of Westminster | Not applicable | — | — | W1B 2UW |
| Soho Parish CofE Primary School | Primary | 3–11 | 90 | W1D 7LF |
| London Park School Mayfair and London Park School Sixth | Not applicable | 11–18 | 202 | W1J 7NL |
| Queen's College, London | Not applicable | 3–19 | 412 | W1G 8BT |
| Wetherby Senior School | Not applicable | 11–18 | 406 | W1U 2QU |
| Eifa International School | Not applicable | 2–14 | 111 | W1B 1LS |
Source: DfE Get Information about Schools (England & Wales). Check Ofsted report cards for inspection detail — headline one-word grades were retired in 2024.
Food hygiene ratings in W1S
115 rated food businesses operate in W1S. 84 hold the top rating of 5, 10 are rated 4, and 4 are rated 2 or below.
Among the 5-rated: Alaia Cafe, Aubaine, Bar Finch, Bike-Drop, Blue Lobster.
Source: Food Standards Agency, food hygiene ratings (FHRS) open data.
Energy performance (EPC) in W1S
From a sample of 14 Energy Performance Certificates across 1 W1S postcodes, the most common rating is band D (average band D). 43% of sampled homes are rated C or better.
Band B
7%
Band C
36%
Band D
50%
Band G
7%
Source: MHCLG Energy Performance of Buildings Data (England & Wales), sampled at postcode level and refreshed monthly. Individual certificates are on each postcode’s page.
Phone area codes for Westminster
Landlines around W1S typically use:
Had a call from an unknown number? Use our free UK phone number checker to see who called.
What's it like living in W1S?
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Moving to W1S? Sort your connectivity first
We arrange broadband, full-fibre, leased lines, VoIP and business mobiles across Westminster — free, no-obligation quote.
Postcodes in W1S
Neighbouring districts
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Frequently asked questions
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Sources: HM Land Registry Price Paid Data, police.uk street-level crime, Ofcom Connected Nations, ONS Census 2021, DfE Get Information about Schools, Food Standards Agency FHRS — all © Crown copyright, licensed under the Open Government Licence v3.0. Figures are area aggregates; individual addresses vary. Energy performance (EPC) data will be added when our Open Data Communities registration is approved.