Map of Walkern (Stevenage, Hertfordshire) postcodes and their flood risks. Each postcode is assigned a risk of high, medium, low, or very low, and then plotted on a Walkern flood map. In the case of Walkern, all postcodes are low flood risk.
| Place | Distance |
|---|---|
| Aston End flood map | 2.3 km |
| Cromer flood map | 2.9 km |
| Luffenhall flood map | 3.2 km |
| Poplars flood map | 3.2 km |
| Shephall flood map | 4.2 km |
| Cottered flood map | 4.6 km |
| Bedwell flood map | 4.6 km |
| Church End flood map | 4.7 km |
| Brook End flood map | 4.8 km |
| Weston flood map | 5.1 km |