CM98 1

Postcode sector

19 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 CM98 1 for neighbourhoods and points. Open the map at CM98 1

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 CM98 1

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

Postcodes in CM98 1

CM98 1AAChelmsford
CM98 1ABChelmsford
CM98 1ADChelmsford
CM98 1AEChelmsford
CM98 1AFChelmsford
CM98 1AHChelmsford
CM98 1AJChelmsford
CM98 1ALChelmsford
CM98 1ANChelmsford
CM98 1APChelmsford
CM98 1AQChelmsford
CM98 1ARChelmsford
CM98 1ATChelmsford
CM98 1AUChelmsford
CM98 1AWChelmsford
CM98 1AXChelmsford
CM98 1AYChelmsford
CM98 1AZChelmsford
CM98 1BAChelmsford