Search properties, postcodes, flood maps:
Flood Risk Map by Postcode: HP21 Postcode District
Search by postcode or use the drilldown below.
Flood risk by HP21 postcode sectors
Number of postcodes of each risk level within HP21 postcode sectors. Click a postcode sector to drill down to unit postcodes.
| Postcode Sector | High | Medium | Low | Very Low |
|---|---|---|---|---|
| HP21 7 | 0 | 4 | 4 | 1 |
| HP21 8 | 3 | 8 | 21 | 3 |
| HP21 9 | 0 | 1 | 0 | 0 |
- Contains OS data © Crown copyright and database right (2026)
- Contains Royal Mail data © Royal Mail copyright and Database right (2026)
- Contains National Statistics data © Crown copyright and database right (2026)
- Data produced by Land Registry © Crown copyright (2026)
- Contains Environment Agency data licensed under the Open Government Licence v3.0
- Everything else © GetTheData Publishing Limited (2026)
GetTheData.com is owned and operated by GetTheData Publishing Limited.
Company Number: 11075184 · Registered in England and Wales.
Registered Office: 3rd Floor, 86-90 Paul Street, London, England, EC2A 4NE
By accessing our site you agree to us using cookies, and sharing information about your use of our site, in accordance with our privacy policy.
Execution time: 7ms