Map
General Information
| Postal Area | Chelmsford |
| Postcode | CM1 1WX |
| User Type | Large (more than 25 items of mail per day) |
| Region | East of England |
| Country | England |
| Local authority | Chelmsford |
| Introduction Date | 2003-08-01 |
| Termination Date | 2004-09-01 |
| IMD 2025 | Decile 6 (most deprived = 1, least = 10) Rank 17,182 of 33,755 English Indices of Deprivation 2025 |
Geographic Information
| Latitude | 51.7351320 |
| Longitude | 0.4637680 |
| Easting | 570225 |
| Northing | 206919 |
| Quality | Imputed by ONS, by reference to surrounding postcode grid references |