CM3 5DB

Rettendon and Runwell · Chelmsford · England

Updated September 2026

Compare this postcode

Location overview

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Local authority
Chelmsford
Constituency
Maldon
Postcode district
CM3
Postcode sector
CM3 5

Nearby postcodes

Nearby postcode distances
Postcode Distance
CM3 8DB 48 m
CM3 8DD 151 m
CM3 8DA 292 m
CM3 8HF 296 m
CM3 8HG 343 m
Complete postcode fields and official codes
Postcode
CM3 5DB
Status
Terminated
Introduced
1 January 1980
Terminated
1 December 1986
Postcode area
CM
Postcode district
CM3
Postcode sector
CM3 5
Latitude
51.647977
Longitude
0.536766
British National Grid easting
575,600
British National Grid northing
197,400

Statistical and administrative geographies

Country
England · E92000001
Region
East of England · E12000006
Local authority district
Chelmsford · E07000070
Parish or community
E04003967
Westminster constituency
Maldon · E14001351
Output area
E00109690
Lower layer super output area
Chelmsford 021D · E01034087
Middle layer super output area
Chelmsford 021 · E02004505

Postcode source versions

Explore CM3

Schools

Within 3.1 miles of this postcode

View all nearby schools
Open schools
14
Primary
12
Secondary
1
  1. St Luke's Park Primary School

    Free schools

    1.6 km
  2. Rettendon Primary School

    Academy converter

    1.9 km
  3. Runwell Community Primary School

    Academy converter

    3.0 km

Recorded crime

Within 1 mile of this postcode

View all nearby crime records
Published events
79
Months covered
12
Latest month
June 2026

Most recorded categories in this period

  • Violence and sexual offences 33
  • Shoplifting 11
  • Anti social behaviour 8
  • Drugs 6
  • Burglary 6

Census 2021

Population and age profile

Postcode residents
Not supplied
Postcode households
Not supplied
Residents per household
Not available
CM3 5 residents
14,331

Age bands in CM3 5

Wider postcode sector
Age 0 to 14
17.3%

2,499 residents

Age 15 to 24
10.1%

1,462 residents

Age 25 to 44
25.4%

3,664 residents

Age 45 to 64
26.5%

3,816 residents

Age 65 and over
20.6%

2,973 residents

Small counts are adjusted for privacy, so totals can differ slightly between Census tables.

Census Day: 21 March 2021. Sources: ONS/Nomis P001-P004 and ONS CT21_0228. Age table version 2024-04-08.

GP practices

3

within 5 km straight-line

  • SWANWOOD PARTNERSHIP

    2 MARKET AVENUE, WICKFORD, SS12 0AG

    ODS code F81732

    4.0 km

  • LONDON ROAD SURGERY

    MARKET HOUSE, MARKET ROAD, WICKFORD, SS12 0AA

    ODS code F81041

    4.1 km

  • KINGSWAY SURGERY

    CROUCH VALE MEDICAL CENTRE, BURNHAM ROAD, SOUTH WOODHAM FERRERS, CHELMSFORD, CM3 5QP

    ODS code F81170

    4.8 km

Nearby transport

  • Chalk Street

    BCT · South Hanningfield

    0.3 miles
  • Chalk Street

    BCT · South Hanningfield

    0.3 miles
  • The Wheatsheaf

    BCT · Rettendon

    0.6 miles
  • The Wheatsheaf

    BCT · Rettendon

    0.6 miles
  • Vectare Depot

    BCT · Rettendon

    0.6 miles

Relative deprivation

English Indices of Deprivation 2025 for Chelmsford 021D, the published LSOA linked to this postcode. Decile 1 contains the most deprived 10% of English LSOAs and decile 10 the least deprived 10%.

Overall IMD decile

4 of 10

Overall England rank

12,687 of 33,755

Income
9 of 10
Employment
8 of 10
Education and skills
5 of 10
Health and disability
8 of 10
Crime
7 of 10
Housing and services
1 of 10
Living environment
1 of 10

These are relative area statistics, not measures of an individual household, affluence or absolute change. They cannot be compared with indices for other UK nations. Source: English Indices of Deprivation 2025, version 2025-v2.

Evidence in context

Schools

14 open schools are in scope, including 12 primary and 1 secondary schools. St Luke's Park Primary School is the nearest published school at 1.0 miles.

Counts describe active establishment records. They do not assess admissions, catchments or quality.

Recorded crime

79 published events cover 12 months, averaging 6.583 events per published month. The largest recorded category is Violence and sexual offences with 33 events.

The source publishes anonymised street-level events. These figures are not a measure of safety for an individual address.