CM9 4DX is located in the Heybridge West electoral ward, within the local authority district of Maldon and the English Parliamentary constituency of Maldon. The Sub Integrated Care Board (ICB) Location is NHS Mid and South Essex ICB - 06Q and the police force is Essex. This postcode has been in use since December 2019.


| Easting | 585129 |
| Northing | 208549 |
| Latitude | 51.745058 |
| Longitude | 0.680256 |
| Country | England |
| Postcode District | CM9 |
| Ward | Heybridge West |
|---|---|
| Constituency | Maldon |
2024 22 JUL £400,000 |
2023 6 NOV £457,500 |
4, MILLER GROVE, HEYBRIDGE, MALDON, CM9 4DX 2020 6 AUG £427,995 |
1, MILLER GROVE, HEYBRIDGE, MALDON, CM9 4DX 2020 26 JUN £374,995 |
2019 29 NOV £399,995 |
2019 28 NOV £404,995 |
| Crescent Road (Holloway Road) | Heybridge | 164m |
| Crescent Road (Holloway Road) | Heybridge | 180m |
| Holloway Road | Langford | 206m |
| Holloway Road | Langford | 225m |
| Holloway Road Church (Holloway Road) | Heybridge | 299m |


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| Last Collection | |||
|---|---|---|---|
| Location | Mon-Fri | Sat | Distance |
| The Causeway | 17:30 | 11:00 | 702m |
| Fullbridge | 17:30 | 11:30 | 1,227m |
| Maldon Post Office | 17:30 | 12:15 | 1,513m |
The below table lists the International Territorial Level (ITL) codes (formerly Nomenclature of Territorial Units for Statistics (NUTS) codes) and Local Administrative Units (LAU) codes for CM9 4DX:
| ITL 1 Code | Name |
|---|---|
| TLH | East |
| ITL 2 Code | Name |
| TLH3 | Essex |
| ITL 3 Code | Name |
| TLH36 | Heart of Essex |
| LAU 1 Code | Name |
| E07000074 | Maldon |
The below table lists the Census Output Area (OA), Lower Layer Super Output Area (LSOA), and Middle Layer Super Output Area (MSOA) for CM9 4DX:
| Code | Name | |
|---|---|---|
| OA | E00111179 | |
| LSOA | E01021887 | Maldon 003D |
| MSOA | E02004557 | Maldon 003 |
| CM9 4SQ | Holloway Road | 116m |
| CM9 4SW | Holloway Road | 169m |
| CM9 4TE | Holloway Road | 218m |
| CM9 4UL | Crescent Court | 233m |
| CM9 4SJ | Crescent Road | 258m |
| CM9 4DA | Oyster Mews | 273m |
| CM9 4TG | Elizabeth Way | 286m |
| CM9 4SH | Wood Lane | 308m |
| CM9 4SG | Holloway Road | 327m |
| CM9 4EJ | Regency Court | 329m |