Map
General Information
| Postal Area | East Hertfordshire |
| Postcode | SG1 1LY |
| User Type | Large (more than 25 items of mail per day) |
| Region | East of England |
| Country | England |
| Local authority | Stevenage |
| Introduction Date | 1980-01-01 |
| IMD 2025 | Decile 4 (most deprived = 1, least = 10) Rank 11,231 of 33,755 English Indices of Deprivation 2025 |
Geographic Information
| Latitude | 51.9023680 |
| Longitude | -0.1905550 |
| Easting | 524585 |
| Northing | 224194 |
| Quality | Within the building of the matched address closest to the postcode mean |