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Chelmsford, England

CM1 Postcode Data

Property data for the CM1 postcode district covering Chelmsford. Sold prices, crime statistics, energy performance, and demographic insights, all from HM Land Registry, Police UK, and the EPC Register.

Quick answer

The average sale price in CM1 is £420,943 (median £430,000), based on 66 HM Land Registry transactions. Police UK recorded 335 crimes within a 1-mile radius in 2026-03. The average EPC rating across 116 certified properties is 65/100.

Headline pricing in CM1 is above the UK national average (England & Wales average ~£290k as of 2025). Stock is dominated by semi-detached properties (41 of the last 66 sales). Energy efficiency here is around the UK average.

Avg sale price

£420,943

66 sales

Median price

£430,000

Crime incidents

335

2026-03

Avg EPC score

65/100

116 certs

Recent sold prices

Latest 30 property sales in the CM1 area, sourced from HM Land Registry Price Paid Data.

semi-detached

£326,206

41 sales

detached

£566,160

24 sales

DateAddressTypePrice
Jan 202631, JACKSONS LANE, BILLERICAYsemi-detached£520,000
Jan 20262, HIGHLAND GROVE, BILLERICAYdetached£775,000
Dec 202564, NORSEY ROAD, BILLERICAYsemi-detached£610,000
Oct 202511, JACKSONS LANE, BILLERICAYsemi-detached£485,000
Sept 202524, JACKSONS LANE, BILLERICAYsemi-detached£720,000
Mar 202528, NORSEY ROAD, BILLERICAYsemi-detached£440,000
Dec 202427, JACKSONS LANE, BILLERICAYsemi-detached£490,200
Apr 202462, NORSEY ROAD, BILLERICAYsemi-detached£595,000
Apr 202468, NORSEY ROAD, BILLERICAYsemi-detached£640,000
Jul 202232, NORSEY ROAD, BILLERICAYsemi-detached£410,000
Mar 202256, NORSEY ROAD, BILLERICAYsemi-detached£455,000
Mar 20215, HIGHLAND GROVE, BILLERICAYdetached£576,000
Feb 2021RED GABLES, 12, HIGHLAND GROVE, BILLERICAYdetached£1,000,000
Apr 202070A, NORSEY ROAD, BILLERICAYdetached£1,082,500
Oct 201914, JACKSONS LANE, BILLERICAYdetached£975,000

Crime in CM1

335 reported crimes within a 1-mile radius of the postcode centroid in 2026-03, from Police UK data.

Violent Crime

149

Anti Social Behaviour

49

Shoplifting

34

Burglary

19

Public Order

19

Energy performance

Aggregate EPC stats from 116 recently-certified properties in the CM1 area.

Avg current score

65/100

Avg potential

78/100

Avg energy cost

£1,064/yr

Sample size

116

Rating distribution

A

0

B

3

C

38

D

60

E

13

F

2

G

0

Area information

Local authority
Chelmsford, Uttlesford
Country
England
Wards
Bicknacre and East and West Hanningfield, Boreham and The Leighs, Broomfield and The Walthams
Constituency
Chelmsford
Latitude
51.7475
Longitude
0.4581

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Data sources & methodology

Sold prices: HM Land Registry Price Paid Data, the official UK government records updated monthly. Sample uses the 30 most recent registered transactions in the postcode area.

Crime: Police UK street-level crime data. Counts cover a 1-mile radius from the CM1 postcode centroid for the most recent month available (typically 2 months behind).

EPC: opendatacommunities.org, the official UK Energy Performance Certificate register. Aggregate stats from up to 30 most recent certificates in the postcode.

Area data: postcodes.io, open data from the Office for National Statistics.