CM99

Postcode district

75 live postcodes, all in Chelmsford.

A postcode has no figures of its own: each layer is published for whole councils, neighbourhoods or exact points. The figures below are for the whole of Chelmsford. Open the map at CM99 for neighbourhoods and points. Open the map at CM99

Open in map

Deprivation by neighbourhood

English Indices of Deprivation 2025

Most deprived 10%Least

5 of Chelmsford’s 113 neighbourhoods are in England’s most deprived 20%.

Chelmsford, the council that holds 100% of CM99

Average house price

£378,080

Down 2.3% in a year

HM Land Registry · Jul 2026

Median full-time pay

£46,179

39th highest of 348

ONS earnings survey · 2025

House price to pay

8.2×

123rd least affordable of 348

Worked out by Open Index

Deprivation score

13.1

65th least deprived of 296

MHCLG · England only

Everything about Chelmsford

Sectors in CM99

CM99 275 postcodes