Property market
The five-year median is £340,000 from 1 recorded sale in CM3 8HF. This is a recorded-sale statistic, not a current valuation.
The latest UK House Price Index average for Chelmsford is £383,103 in June 2026, down 1.2% year on year.
CM3 8HF
Rettendon and Runwell · Chelmsford · England
Updated September 2026
Compare this postcodeLocation overview
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- Post town
- Chelmsford
- Local authority
- Chelmsford
- Constituency
- Maldon
- Postcode district
- CM3
- Postcode sector
- CM3 8
Nearby postcodes
Complete postcode fields and official codes
- Postcode
- CM3 8HF
- Status
- Current
- Introduced
- 1 January 1992
- Terminated
- Not published
- Postcode area
- CM
- Postcode district
- CM3
- Postcode sector
- CM3 8
- Latitude
- 51.649975
- Longitude
- 0.539596
- British National Grid easting
- 575,788
- British National Grid northing
- 197,629
Statistical and administrative geographies
- Country
- England · E92000001
- Region
- East of England · E12000006
- Local authority district
- Chelmsford · E07000070
- Electoral ward
- Rettendon and Runwell · E05004110
- 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
- Ordnance Survey: Code-Point Open Version 2026-08 · Current postcode units in Great Britain · OGL-3.0
- Office for National Statistics: ONS Postcode Directory Version 2026-08 · United Kingdom; Northern Ireland excluded pending rights review; Crown Dependencies outside product scope · OGL-3.0 with third-party rights
- Ordnance Survey: Boundary-Line Version 2026-05 · Local-authority boundaries in Great Britain · OS OpenData Licence
Explore CM3
Property
3 recorded
sales at this postcode
| Address | Date | Price |
|---|---|---|
| Merryfields, Marks Farm Lane, Rettendon Common, Chelmsford, CM3 8HF | 1 April 2026 | £340,000 |
| Nine Acres, Marks Farm Lane, Rettendon Common, Chelmsford, CM3 8HF | 18 June 2019 | £70,000 |
| Keyberry, Marks Farm Lane, Rettendon Common, Chelmsford, CM3 8HF | 25 November 2014 | £385,000 |
Schools
Within 3.1 miles of this postcode
- Open schools
- 15
- Primary
- 13
- Secondary
- 1
- 1.8 km
St Luke's Park Primary School
Free schools
- 1.9 km
Rettendon Primary School
Academy converter
- 3.2 km
Runwell Community Primary School
Academy converter
Recorded crime
Within 1 mile of this postcode
- Published events
- 58
- Months covered
- 12
- Latest month
- June 2026
Most recorded categories in this period
- Violence and sexual offences 20
- Anti social behaviour 9
- Burglary 8
- Criminal damage and arson 5
- Drugs 4
Census 2021
Population and age profile
- Postcode residents
- 17
- Postcode households
- 8
- Residents per household
- 2.1
- CM3 8 residents
- 2,933
8 female, 9 male
Age bands in CM3 8
Wider postcode sector- Age 0 to 14
- 16.1%
- Age 15 to 24
- 9%
- Age 25 to 44
- 22.1%
- Age 45 to 64
- 30.2%
- Age 65 and over
- 22.6%
420 residents
234 residents
575 residents
788 residents
590 residents
This postcode contained 0.6% 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+
- 80%
- Ultrafast, 300 Mbit/s+
- 80%
- Gigabit-capable
- 80%
- 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
SWANWOOD PARTNERSHIP
2 MARKET AVENUE, WICKFORD, SS12 0AG
ODS code F81732
4.3 km
LONDON ROAD SURGERY
MARKET HOUSE, MARKET ROAD, WICKFORD, SS12 0AA
ODS code F81041
4.4 km
KINGSWAY SURGERY
CROUCH VALE MEDICAL CENTRE, BURNHAM ROAD, SOUTH WOODHAM FERRERS, CHELMSFORD, CM3 5QP
ODS code F81170
4.6 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 2026-09-05. Contains information from NHS England, licenced under the current version of the Open Government Licence.
Nearby transport
- 0.2 miles
Chalk Street
BCT · South Hanningfield
- 0.2 miles
Chalk Street
BCT · South Hanningfield
- 0.4 miles
The Wheatsheaf
BCT · Rettendon
- 0.4 miles
Vectare Depot
BCT · Rettendon
- 0.4 miles
The Wheatsheaf
BCT · Rettendon
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.
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
- 3
- Medium risk addresses
- 4
- Low risk addresses
- 1
- 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. St Luke's Park Primary School is the nearest published school at 1.1 miles.
Counts describe active establishment records. They do not assess admissions, catchments or quality.
Recorded crime
58 published events cover 12 months, averaging 4.833 events per published month. The largest recorded category is Violence and sexual offences with 20 events.
The source publishes anonymised street-level events. These figures are not a measure of safety for an individual address.