CM3 8DZ

Rettendon and Runwell · Chelmsford · England

Updated September 2026

Compare this postcode

Location overview

Drag to pan. Use + or - to zoom. Open larger map
Post town
Chelmsford
Local authority
Chelmsford
Constituency
Maldon
Postcode district
CM3
Postcode sector
CM3 8

Nearby postcodes

Nearby postcode distances
Postcode Distance
CM3 8DY 134 m
CM3 8EG 252 m
CM3 8JP 254 m
CM3 8EQ 370 m
CM3 8EH 394 m
Complete postcode fields and official codes
Postcode
CM3 8DZ
Status
Current
Introduced
1 January 1992
Terminated
Not published
Postcode area
CM
Postcode district
CM3
Postcode sector
CM3 8
Latitude
51.653114
Longitude
0.547911
British National Grid easting
576,351
British National Grid northing
197,998

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
E00180540
Lower layer super output area
Chelmsford 021E · E01034088
Middle layer super output area
Chelmsford 021 · E02004505

Postcode source versions

Explore CM3

2 recorded sales at this postcode
Address Date Price
Rawlings, Main Road, Rettendon Common, Chelmsford, CM3 8DZ 24 November 2006 £530,000
Rawlings, Main Road, Rettendon Common, Chelmsford, CM3 8DZ 27 October 2000 £280,000

Schools

Within 3.1 miles of this postcode

View all nearby schools
Open schools
15
Primary
13
Secondary
1
  1. Rettendon Primary School

    Academy converter

    1.9 km
  2. St Luke's Park Primary School

    Free schools

    2.2 km
  3. East Hanningfield Church of England Primary Academy

    Academy converter

    3.2 km

Recorded crime

Within 1 mile of this postcode

View all nearby crime records
Published events
42
Months covered
12
Latest month
June 2026

Most recorded categories in this period

  • Violence and sexual offences 12
  • Anti social behaviour 8
  • Drugs 4
  • Burglary 4
  • Criminal damage and arson 4

Census 2021

Population and age profile

Postcode residents
7

5 female, 2 male

Postcode households
3
Residents per household
2.3
CM3 8 residents
2,933

Age bands in CM3 8

Wider postcode sector
Age 0 to 14
16.1%

420 residents

Age 15 to 24
9%

234 residents

Age 25 to 44
22.1%

575 residents

Age 45 to 64
30.2%

788 residents

Age 65 and over
22.6%

590 residents

This postcode contained 0.2% of the sector's usual residents on Census Day. The age profile describes the wider CM3 8 sector, not people in this individual postcode.

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.

Fixed broadband coverage

Ofcom's predicted availability across all residential and commercial premises in this postcode in January 2026.

Superfast, 30 Mbit/s+
100%
Ultrafast, 100 Mbit/s+
0%
Ultrafast, 300 Mbit/s+
0%
Gigabit-capable
0%
Unable to receive decent fixed or FWA broadband
0%
Next Generation Access
100%
Decent broadband available from fixed wireless
0%

Predicted coverage, not measured speeds. Check availability for your address with a provider. Postcode-level full-fibre figures are not published in this release.

Source: Ofcom Connected Nations Spring 2026, version 2026-01-v2. Contains Ofcom data licensed under the Open Government Licence v3.0.

GP practices

3

within 5 km

  • KINGSWAY SURGERY

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

    ODS code F81170

    4.0 km

  • SWANWOOD PARTNERSHIP

    2 MARKET AVENUE, WICKFORD, SS12 0AG

    ODS code F81732

    4.8 km

  • LONDON ROAD SURGERY

    MARKET HOUSE, MARKET ROAD, WICKFORD, SS12 0AA

    ODS code F81041

    4.9 km

Main GP practices only; branch surgeries are excluded. Distances are straight-line. Contact the practice to check registration, services, opening hours and appointments.

Source acquired on 2026-09-03. Contains information from NHS England, licenced under the current version of the Open Government Licence.

Nearby transport

  • Vectare Depot

    BCT · Rettendon

    0.0 miles
  • The Bell

    BCT · Rettendon

    0.1 miles
  • The Bell

    BCT · Rettendon

    0.2 miles
  • Rettendon Common

    BCT · Rettendon

    0.2 miles
  • Rettendon Common

    BCT · Rettendon

    0.2 miles

Relative deprivation

English Indices of Deprivation 2025 for Chelmsford 021E, 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

5 of 10

Overall England rank

14,682 of 33,755

Income
4 of 10
Employment
4 of 10
Education and skills
5 of 10
Health and disability
8 of 10
Crime
5 of 10
Housing and services
2 of 10
Living environment
8 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.

Flood risk

Environment Agency long-term indicators for the area around addresses in this postcode. They are not an assessment of any individual property and do not show current or forecast flooding.

High risk addresses
2
Medium risk addresses
0
Low risk addresses
0
Groundwater flood alert area
Unlikely

Source: Environment Agency flood-risk postcode search tool data, version 2026-06-18. Check the long-term risk for an individual area. © Environment Agency copyright and/or database right 2025. All rights reserved.

Evidence in context

Schools

15 open schools are in scope, including 13 primary and 1 secondary schools. Rettendon Primary School is the nearest published school at 1.2 miles.

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

Recorded crime

42 published events cover 12 months, averaging 3.5 events per published month. The largest recorded category is Violence and sexual offences with 12 events.

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