SW1V 4 postcode sector in the SW1V district
SW1V 4 is a sector of the SW1V district: every postcode that starts SW1V 4. It has 151 postcodes in use, one of them a large-user postcode. A large-user postcode is one Royal Mail gives to a single address that gets a lot of mail.
Not sure what a sector is? UK postcode format explained.
Every postcode in the SW1V 4 sector, by gigabit broadband
- No home or business can get gigabit: 12
- Some can get gigabit: 14
- Every home and business can get gigabit: 124
- Ofcom gives no figure: 1
- Outline: where 5 or more postcodes without gigabit lie together
Of the 151 postcodes in the SW1V 4 sector that ONS places, 12 have no home or business that can get gigabit, 14 have some that can, 124 can all get it and 1 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. Names in italics are council wards: we hold no town or village names here.
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
Further out, not drawn
This postcode lies well apart from the rest, so the map is drawn without it to show the rest closer; it is in every count.
Where the postcodes without gigabit lie together
- 10 postcodes without gigabit, outlined on the map. SW1V 4AT, is the one nearest the middle of them.
What do homes sell for in SW1V 4?
Homes in SW1V 4 sold for a typical £665,531 in the 12 months to September 2026, across 52 sales, HM Land Registry's figures show. The 12 months before gave £617,500 from 72 sales: not a change larger than chance would explain, given which homes happened to sell.
- Terraced 4 sales, too few to price
- Flat or maisonette £650,000 48 sales
Standard sales of homes at market value at the postcodes that start SW1V 4. A typical price is the median, the middle sale, given from 5 sales or more.
How we work this out: house prices by postcodeSource: HM Land Registry Price Paid Data, files dated 28 October 2026.
Postcodes in SW1V 4
Pick a postcode to see its council and MP, broadband, flood risk, what homes sell for, council tax, the nearest schools and stations, and crime around it.
Source: ONS Postcode Directory, August 2026, loaded 20 October 2026. Postcodes that have ended are not listed.
Other sectors in SW1V
Check a postcode
Where the facts on this page come from
- Office for National Statistics: ONS Postcode Directory
- Ofcom Connected Nations
- 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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