CM1 postcode area · Chelmsford
The CM1 postcode district spans 16 neighbourhoods (MSOAs) in Chelmsford, Epping Forest, Uttlesford. Area Scores range from 20 to 94 across them. Every full CM1 postcode falls within one of the neighbourhoods below.
In summary
There is a sharp split within the CM1 district: South Broomfield scores 94 out of 100 (#382 of 6,856 nationally) while Melbourne sits at 20 — neighbours on the map, 74 points apart on the index. It mixes both ends of the national picture — 8 neighbourhoods in the least-deprived third of England and 1 in the most-deprived third. House prices stretch as far as the scores do: medians run from £270,000 in Central Chelmsford East to £772,500 in Fyfield, High Ongar & Stapleford Abbotts — a 2.9× gap within the CM1 district. Note that the district straddles 3 local authorities — Chelmsford, Epping Forest and Uttlesford — so its neighbourhoods answer to different councils.
Living here
Income: ONS model-based estimates (FYE 2023). Crime: data.police.uk, recorded incidents. Age & tenure: Census 2021. All OGL v3.0 — methodology.
House prices in the CM1 district
| Neighbourhood | Nat. rank | Area score | Median price |
|---|---|---|---|
| South BroomfieldChelmsford | 382 | 94 | £428,750 |
| Springfield South & Coronation ParkChelmsford | 396 | 94 | £409,000 |
| Springfield NorthChelmsford | 903 | 87 | £450,000 |
| Flitch Green, Felsted & High EasterUttlesford | 1,342 | 80 | £495,000 |
| Chelmer VillageChelmsford | 1,438 | 79 | £365,000 |
| Boreham & Little BaddowChelmsford | 1,575 | 77 | £480,000 |
| Hatfield Heath, Hallingburys & RodingsUttlesford | 1,719 | 75 | £560,000 |
| Writtle & HighwoodChelmsford | 2,185 | 68 | £485,000 |
| Margaretting, Stock & RamsdenChelmsford | 2,363 | 66 | £720,750 |
| Central Chelmsford EastChelmsford | 2,973 | 57 | £270,000 |
| Waterhouse Lane & Admirals ParkChelmsford | 2,994 | 56 | £370,000 |
| Great Leighs & the WalthamsChelmsford | 3,103 | 55 | £530,000 |
| Central Chelmsford WestChelmsford | 3,138 | 54 | £276,250 |
| Fyfield, High Ongar & Stapleford AbbottsEpping Forest | 3,837 | 44 | £772,500 |
| Melbourne Park, Chignall & PlesheyChelmsford | 3,919 | 43 | £380,000 |
| MelbourneChelmsford | 5,475 | 20 | £370,000 |
People living in CM1 Census 2021
Age
Tenure
Households
Work (top occupations)
Professional 23% · Managers & directors 16% · Associate professional 14%
All occupation groups
| Professional | 23% |
| Managers & directors | 16% |
| Associate professional | 14% |
| Administrative | 11% |
| Skilled trades | 9% |
| Elementary | 8% |
| Caring & leisure | 8% |
| Sales & customer service | 6% |
| Process & plant | 5% |
Ethnic group
Religion & identity
Christian 49% · No religion 40% · Muslim 2%
Born outside the UK: 13%
Census 2021 (ONS), Crown copyright, OGL v3.0. Shares are of each question's own respondents (e.g. education is % of residents aged 16+). Figures date from March 2021 and change slowly between censuses.
Towns & places in CM1
Places whose neighbourhoods overlap the CM1 district.
Nearby areas
Postcode districts around CM1.
A postcode district overlaps several neighbourhoods, so per-neighbourhood figures are shown alongside the district-wide medians — neighbouring areas can differ a lot. Neighbourhood (MSOA) boundaries contain ONS data © Crown copyright and database right 2025, Open Government Licence v3.0.