CM4 postcode area
The CM4 postcode district spans 8 neighbourhoods (MSOAs) in Basildon, Brentwood, Chelmsford, Epping Forest. Area Scores range from 44 to 99 across them.
In summary
There is a sharp split within the CM4 district: Billericay North East scores 99 out of 100 (#46 of 6,856 nationally) while Fyfield, High Ongar & Stapleford Abbotts sits at 44 — neighbours on the map, 55 points apart on the index. 6 of the 8 rank in the least-deprived third of England; none falls in the most-deprived third. House prices stretch as far as the scores do: medians run from £425,000 in Great Baddow North & East to £772,500 in Fyfield, High Ongar & Stapleford Abbotts — a 1.8× gap within the CM4 district. Note that the district straddles 4 local authorities — Basildon, Brentwood, Chelmsford and Epping Forest — so its neighbourhoods answer to different councils.
| Neighbourhood | Nat. rank | Area score | Median price |
|---|---|---|---|
| Billericay North EastBasildon | 46 | 99 | £580,000 |
| Great Baddow North & EastChelmsford | 444 | 94 | £425,000 |
| Billericay Queen's ParkBasildon | 1,088 | 84 | £462,500 |
| Ingatestone & MountnessingBrentwood | 1,301 | 81 | £628,000 |
| Kelvedon Hatch & DoddinghurstBrentwood | 1,993 | 71 | £582,500 |
| Writtle & HighwoodChelmsford | 2,185 | 68 | £485,000 |
| Margaretting, Stock & RamsdenChelmsford | 2,363 | 66 | £720,750 |
| Fyfield, High Ongar & Stapleford AbbottsEpping Forest | 3,837 | 44 | £772,500 |
Nearby areas
Postcode districts around CM4.
A postcode district overlaps several neighbourhoods, so figures are shown per neighbourhood rather than as a single postcode average — neighbouring areas can differ a lot. Neighbourhood (MSOA) boundaries contain ONS data © Crown copyright and database right 2025, Open Government Licence v3.0.