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Grantham Flood Map
Map of Grantham (Lincolnshire) postcodes and their flood risks. Each postcode is assigned a risk of high, medium, low, or very low, and then plotted on a Grantham flood map. Most Grantham postcodes are low flood risk, with some high, and medium flood risk postcodes.
Status:
High
Medium
Low
Very Low
IMPORTANT: We have taken a single point within a Grantham 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 Grantham
| Place | Distance |
|---|---|
| Spittlegate flood map | 1.2 km |
| Earlesfield flood map | 1.7 km |
| Manthorpe flood map | 2.0 km |
| Little Ponton flood map | 3.7 km |
| Belton flood map | 4.2 km |
| Stroxton flood map | 4.8 km |
| Syston flood map | 5.3 km |
| Old Somerby flood map | 5.4 km |
| Great Ponton flood map | 5.5 km |
| Sedgebrook flood map | 6.3 km |
Source: Open Flood Risk by Postcode
Licence: Open Government Licence
More Grantham 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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