IP4 4 postcode sector in the IP4 district
IP4 4 is a sector of the IP4 district: every postcode that starts IP4 4. It has 180 postcodes in use, 5 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 IP4 4 sector, and which are new since 2020
- New since 2020: 2
- In use before 2020: 178
Of the 180 postcodes in the IP4 4 sector that ONS places, 2 are new since 2020 and 178 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.
Source: Office for National Statistics (ONS) Postcode Directory, August 2026, loaded 20 October 2026, the centre point of each postcode; when each came into use: the same directory; roads, rivers and built-up areas: 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. How we use them
The 2 newest postcodes
What do homes sell for in IP4 4?
Homes in IP4 4 sold for a typical £280,000 in the 12 months to August 2026, across 89 sales, up 1.8% on the 12 months before, HM Land Registry's figures show.
- Detached £480,000 10 sales
- Semi-detached £302,500 52 sales
- Terraced £195,000 22 sales
- Flat or maisonette £136,250 5 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 IP4 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 September 2026. Contains HM Land Registry data © Crown copyright and database right 2021. This data is licensed under the Open Government Licence v3.0. How we use it
Postcodes in IP4 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: Office for National Statistics (ONS) Postcode Directory, August 2026, loaded 20 October 2026. Postcodes that have ended are not listed. See all our data sources
Other sectors in IP4
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