PO21 1 postcode sector in the PO21 district
PO21 1 is a sector of the PO21 district: every postcode that starts PO21 1. It has 261 postcodes in use, 17 of them large-user postcodes. 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 PO21 1 sector, and which are new since 2020
- New since 2020: 6
- In use before 2020: 255
Of the 261 postcodes in the PO21 1 sector that ONS places, 6 are new since 2020 and 255 were in use before 2020.
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. New since 2020 means it came into use in January 2020 or later. No boundary is drawn. Where marks overlap, the one first in the key is drawn; the counts include every postcode.
Sources: ONS Postcode Directory, August 2026, loaded 20 October 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.
What do homes sell for in PO21 1?
Homes in PO21 1 sold for a typical £136,375 in the 12 months to September 2026, across 70 sales, HM Land Registry's figures show. The 12 months before gave £162,750 from 82 sales: not a change larger than chance would explain, given which homes happened to sell.
- Semi-detached £255,000 7 sales
- Terraced 3 sales, too few to price
- Flat or maisonette £122,713 60 sales
Each bar is that kind's typical price, against the most expensive kind here.
Standard sales of homes at market value at the postcodes that start PO21 1. 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 PO21 1
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 PO21
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Where the facts on this page come from
- Office for National Statistics: ONS Postcode Directory
- HM Land Registry Price Paid Data
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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