Map
General Information
| Postal Area | East Hertfordshire |
| Postcode | SG1 1NA |
| User Type | Small (less than 25 items of mail per day) |
| Region | East of England |
| Country | England |
| Local authority | Stevenage |
| Introduction Date | 1980-01-01 |
| IMD 2025 | Decile 3 (most deprived = 1, least = 10) Rank 9,356 of 33,755 English Indices of Deprivation 2025 |
Geographic Information
| Latitude | 51.9022090 |
| Longitude | -0.1889910 |
| Easting | 524693 |
| Northing | 224179 |
| Quality | Within the building of the matched address closest to the postcode mean |