Property market
The five-year median is £435,000 from 1 recorded sale in CM3 3NB. 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 3NB
Broomfield and The Walthams · Chelmsford · England
Updated September 2026
Compare this postcodeLocation overview
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- Post town
- Chelmsford
- Local authority
- Chelmsford
- Constituency
- North West Essex
- Postcode district
- CM3
- Postcode sector
- CM3 3
Nearby postcodes
Complete postcode fields and official codes
- Postcode
- CM3 3NB
- Status
- Current
- Introduced
- 1 January 1980
- Terminated
- Not published
- Postcode area
- CM
- Postcode district
- CM3
- Postcode sector
- CM3 3
- Latitude
- 51.786288
- Longitude
- 0.504399
- British National Grid easting
- 572,833
- British National Grid northing
- 212,702
Statistical and administrative geographies
- Country
- England · E92000001
- Region
- East of England · E12000006
- Local authority district
- Chelmsford · E07000070
- Electoral ward
- Broomfield and The Walthams · E05004098
- Parish or community
- E04013171
- Westminster constituency
- North West Essex · E14001402
- Output area
- E00180552
- Lower layer super output area
- Chelmsford 001C · E01021540
- Middle layer super output area
- Chelmsford 001 · E02004485
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
6 recorded
sales at this postcode
| Address | Date | Price |
|---|---|---|
| Rafiki Cottage, Cranham Road, Little Waltham, Chelmsford, CM3 3NB | 25 October 2021 | £435,000 |
| Boscombe, Cranham Road, Little Waltham, Chelmsford, CM3 3NB | 24 February 2012 | £680,000 |
| Combe, Cranham Road, Little Waltham, Chelmsford, CM3 3NB | 23 August 2007 | £780,000 |
Schools
Within 3.1 miles of this postcode
- Open schools
- 19
- Primary
- 11
- Secondary
- 3
- 1.7 km
The Belsteads School
Other independent special school
- 2.0 km
Little Waltham Church of England Voluntary Aided Primary School
Voluntary aided school
- 2.5 km
New Hall School
Other independent school
Recorded crime
Within 1 mile of this postcode
- Published events
- 24
- Months covered
- 12
- Latest month
- June 2026
Most recorded categories in this period
- Violence and sexual offences 12
- Other theft 3
- Burglary 2
- Public order 2
- Vehicle crime 2
Census 2021
Population and age profile
- Postcode residents
- 26
- Postcode households
- 10
- Residents per household
- 2.6
- CM3 3 residents
- 6,831
11 female, 15 male
Age bands in CM3 3
Wider postcode sector- Age 0 to 14
- 20.2%
- Age 15 to 24
- 10.8%
- Age 25 to 44
- 26.5%
- Age 45 to 64
- 25.1%
- Age 65 and over
- 17.4%
1,287 residents
689 residents
1,692 residents
1,598 residents
1,108 residents
This postcode contained 0.4% of the sector's usual residents on Census Day. The age profile describes the wider CM3 3 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+
- 12.5%
- Ultrafast, 300 Mbit/s+
- 12.5%
- Gigabit-capable
- 12.5%
- 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
LITTLE WALTHAM & GT NOTLEY SURGERY
30 BROOK HILL, LITTLE WALTHAM, CHELMSFORD, CM3 3LL
ODS code F81105
1.9 km
NORTH CHELMSFORD NHS HCC
2 WHITE HART LANE, CHELMSFORD, CM2 5EF
ODS code Y02611
4.0 km
THE LAURELS SURGERY
JUNIPER ROAD, BOREHAM, CHELMSFORD, CM3 3DX
ODS code F81149
4.1 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
- 0.8 miles
Chelmer Valley Park-and-Ride
BCS · Broomfield
- 0.8 miles
Chelmer Valley Park-and-Ride
BCS · Broomfield
- 1.1 miles
Belfry Crescent
BCT · Channels Est
- 1.2 miles
Albatross Way
BCT · Channels Est
- 1.2 miles
Beaulieu Rydes
BCT · Beaulieu Park
Relative deprivation
English Indices of Deprivation 2025 for Chelmsford 001C, 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
16,260 of 33,755
- Income
- 6 of 10
- Employment
- 6 of 10
- Education and skills
- 6 of 10
- Health and disability
- 9 of 10
- Crime
- 3 of 10
- Housing and services
- 2 of 10
- Living environment
- 3 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
- 0
- 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
19 open schools are in scope, including 11 primary and 3 secondary schools. The Belsteads 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
24 published events cover 12 months, averaging 2 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.