W1U postcode district: City of Westminster and around
W1U is a postcode district in England, with 1,070 postcodes in use in 8 sectors. It has postcodes in City of Westminster. Its council is Westminster.
- Postcodes in use
- 1,070
- Sectors
- 8
- Council
- Westminster
- Places
- City of Westminster
Source: ONS Postcode Directory, August 2026, loaded 20 October 2026.
Every postcode in W1U, by gigabit broadband
- No home or business can get gigabit: 54
- Some can get gigabit: 59
- Every home and business can get gigabit: 888
- Ofcom gives no figure: 69
- Outline: where 5 or more postcodes without gigabit lie together
Of the 1,070 postcodes in W1U that ONS places, 54 have no home or business that can get gigabit, 59 have some that can, 888 can all get it and 69 have no Ofcom figure.
Each mark is a postcode's centre point as ONS gives it, not a building. Press one to see its postcode and open its page. A dashed outline shows where 5 or more lie within 150 metres of each other. It is not a boundary, and no boundary is drawn. Where marks overlap, the one first in the key is drawn; the counts include every postcode.
The middle of its postcodes: latitude 51.5187, longitude -0.1535. Open this area on OpenStreetMap
Sources: ONS Postcode Directory, August 2026, loaded 20 October 2026; Ofcom Connected Nations, Connected Nations, Spring 2026; roads, rivers and built-up areas: Ordnance Survey open maps. Contains OS data © Crown copyright and database right 2026. Drawn by us. Street map: Ordnance Survey, OS Open Zoomstack, Open Government Licence v3.0, drawn with MapLibre.
Postcodes without gigabit
54 postcodes here have no gigabit. These are the 12 first in postcode order.
Where the postcodes without gigabit lie together
What broadband can you get in W1U?
Ofcom reports on 1,001 of the 1,070 postcodes in W1U. At 888 of them every home and business can get gigabit broadband.
Ofcom gives each postcode's share of homes and businesses, not how many there are, so these count postcodes. Each postcode page has its own figures. A provider's checker answers for one address.
Check one address on Ofcom's checkerSource: Ofcom Connected Nations, Connected Nations, Spring 2026, data for January 2026.
Is W1U at risk of flooding?
None of the 1,070 postcodes in W1U is on the Environment Agency's list of postcodes with a home or business in an area at risk of flooding from rivers or the sea.
Homes and businesses in an area at risk of flooding from rivers or the sea, as the Environment Agency counts them, added up over the postcodes. It is for the land, not each building, and leaves out surface water, groundwater and sewers. Each postcode page has its own figures and its flood warning areas.
Source: Environment Agency flood risk, published 6 July 2026.
What do homes sell for in W1U?
Homes in W1U sold for a typical £1,250,000 in the 12 months to September 2026, across 39 sales, down 35.9% on the 12 months before, HM Land Registry's figures show.
- Detached 1 sale, too few to price
- Terraced 1 sale, too few to price
- Flat or maisonette £1,250,000 37 sales
Standard sales of homes at market value. A typical price is the median, the middle sale. Sales take weeks to be registered, so the last month or two are incomplete. Each postcode page gives the figure for its own postcode sector.
Source: HM Land Registry Price Paid Data, files dated 28 October 2026.
Postcodes in W1U
Pick a sector, then a postcode. A sector is the district plus the next digit.
Places in W1U
Towns and villages with postcodes in W1U, and how many each has here.
Who covers W1U
How many of the district's postcodes in use fall under each council, constituency and police force area.
Councils
- Westminster1,070
Constituencies
- Cities of London and Westminster1,070
Police force areas
- Metropolitan Police1,070
Next to W1U
"Next to" is by number: the districts before and after W1U in the W area.
Check a postcode
Where the facts on this page come from
- Office for National Statistics: ONS Postcode Directory
- Ofcom Connected Nations
- Environment Agency flood risk
- HM Land Registry Price Paid Data
Contains public sector information licensed under the Open Government Licence v3.0. Contains HM Land Registry data © Crown copyright and database right 2021. This data is licensed under the Open Government Licence v3.0.
Licence: Open Government Licence v3.0.
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