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Letchworth Flood Map
Map of Letchworth (Hertfordshire) postcodes and their flood risks. Each postcode is assigned a risk of high, medium, low, or very low, and then plotted on a Letchworth flood map. Most Letchworth postcodes are medium flood risk, with some high flood risk postcodes.
Status:
High
Medium
Low
Very Low
IMPORTANT: We have taken a single point within a Letchworth postcode using Open Postcode Geo and identified the flood risk area which that point falls within. There maybe other points within the postcode which fall into a different area, and hence have a different risk level.
Flood maps for other places near Letchworth
| Place | Distance |
|---|---|
| Purwell flood map | 2.8 km |
| Cadwell flood map | 2.9 km |
| Walsworth flood map | 2.9 km |
| Baldock flood map | 3.2 km |
| Ickleford flood map | 3.5 km |
| Radwell flood map | 3.7 km |
| Arlesey flood map | 4.1 km |
| Oakfield flood map | 4.3 km |
| Stotfold flood map | 4.4 km |
| Hitchin flood map | 4.6 km |
Source: Open Flood Risk by Postcode
Licence: Open Government Licence
More Letchworth data
- 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)
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