Property market
The five-year median is £925,000 from 3 recorded sales in CM12 9SN. This is a recorded-sale statistic, not a current valuation.
The latest UK House Price Index average for Brentwood is £513,537 in June 2026, down 1.6% year on year.
CM12 9SN
Herongate, Ingrave & West Horndon · Brentwood · England
Updated September 2026
Compare this postcodeLocation overview
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- Post town
- Billericay
- Local authority
- Brentwood
- Constituency
- Brentwood and Ongar
- Postcode district
- CM12
- Postcode sector
- CM12 9
Nearby postcodes
Complete postcode fields and official codes
- Postcode
- CM12 9SN
- Status
- Current
- Introduced
- 1 January 1980
- Terminated
- Not published
- Postcode area
- CM
- Postcode district
- CM12
- Postcode sector
- CM12 9
- Latitude
- 51.605164
- Longitude
- 0.378475
- British National Grid easting
- 564,805
- British National Grid northing
- 192,271
Statistical and administrative geographies
- Country
- England · E92000001
- Region
- East of England · E12000006
- Local authority district
- Brentwood · E07000068
- Electoral ward
- Herongate, Ingrave & West Horndon · E05015656
- Parish or community
- E04003948
- Westminster constituency
- Brentwood and Ongar · E14001125
- Output area
- E00108952
- Lower layer super output area
- Brentwood 009A · E01021445
- Middle layer super output area
- Brentwood 009 · E02004472
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 CM12
Property
18 recorded
sales at this postcode
| Address | Date | Price |
|---|---|---|
| Clarehaven, Blind Lane, Billericay, CM12 9SN | 28 February 2025 | £1,210,000 |
| Cairngorm, Blind Lane, Billericay, CM12 9SN | 24 March 2023 | £817,500 |
| Rosemarie, Blind Lane, Billericay, CM12 9SN | 23 June 2022 | £925,000 |
Schools
Within 3.1 miles of this postcode
- Open schools
- 27
- Primary
- 19
- Secondary
- 5
- 2.4 km
Ingrave Johnstone Church of England Voluntary Aided Primary School
Voluntary aided school
- 2.7 km
Woodlands School Hutton Manor
Other independent school
- 3.0 km
Quilters Infant School
Foundation school
Recorded crime
Within 1 mile of this postcode
- Published events
- 27
- Months covered
- 12
- Latest month
- June 2026
Most recorded categories in this period
- Violence and sexual offences 15
- Public order 4
- Anti social behaviour 3
- Other crime 2
- Criminal damage and arson 2
Census 2021
Population and age profile
- Postcode residents
- 50
- Postcode households
- 19
- Residents per household
- 2.6
- CM12 9 residents
- 8,130
26 female, 24 male
Age bands in CM12 9
Wider postcode sector- Age 0 to 14
- 16.4%
- Age 15 to 24
- 9.1%
- Age 25 to 44
- 20.6%
- Age 45 to 64
- 28.3%
- Age 65 and over
- 25.6%
1,321 residents
736 residents
1,667 residents
2,287 residents
2,068 residents
This postcode contained 0.6% of the sector's usual residents on Census Day. The age profile describes the wider CM12 9 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+
- 76.9%
- Ultrafast, 100 Mbit/s+
- 73.1%
- Ultrafast, 300 Mbit/s+
- 73.1%
- Gigabit-capable
- 73.1%
- Unable to receive decent fixed or FWA broadband
- 7.7%
- 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
9
within 5 km straight-line
CHAPEL STREET SURGERY
93 CHAPEL STREET, BILLERICAY, CM12 9LR
ODS code F81104
3.4 km
WESTERN ROAD SURGERY
41 WESTERN ROAD, BILLERICAY, CM12 9DX
ODS code F81013
3.6 km
THE NEW SURGERY
27 STOCK ROAD, BILLERICAY, CM12 0AH
ODS code F81045
4.1 km
THE BILLERICAY MEDICAL PRACTICE
THE HEALTH CENTRE, STOCK ROAD, BILLERICAY, CM12 0BJ
ODS code F81080
4.2 km
MOUNT AVENUE SURGERY
THE SURGERY, MOUNT AVENUE, SHENFIELD, HUTTON, BRENTWOOD, CM13 2NL
ODS code F81055
4.3 km
QUEENS PARK SURGERY
24 THE PANTILES, BILLERICAY, CM12 0UA
ODS code F81222
4.3 km
ROCKLEIGH COURT SURGERY
136 HUTTON ROAD, SHENFIELD, BRENTWOOD, CM15 8NN
ODS code F81102
4.5 km
LAINDON MEDICAL GROUP
LAINDON HEALTH CENTRE, HIGH ROAD, LAINDON, BASILDON, SS15 5TR
ODS code F81108
4.7 km
DR SALAKO AND PARTNERS
LANGDON HILLS M/PRACTICE, NIGHTINGALES, LANGDON HILLS, BASILDON, SS16 6SA
ODS code Y03052
4.8 km
Nearby transport
- 1.2 miles
The Memorial
BCT · Little Burstead
- 1.2 miles
The Memorial
BCT · Little Burstead
- 1.6 miles
The Plough Hutton
BCT · Hutton
- 1.6 miles
The Plough Hutton
BCT · Hutton
- 1.6 miles
Hunters Chase
BCT · Hutton
Relative deprivation
English Indices of Deprivation 2025 for Brentwood 009A, 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
9 of 10
Overall England rank
28,605 of 33,755
- Income
- 9 of 10
- Employment
- 10 of 10
- Education and skills
- 8 of 10
- Health and disability
- 10 of 10
- Crime
- 9 of 10
- Housing and services
- 3 of 10
- Living environment
- 5 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
- 6
- 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
27 open schools are in scope, including 19 primary and 5 secondary schools. Ingrave Johnstone Church of England Voluntary Aided Primary School is the nearest published school at 1.5 miles.
Counts describe active establishment records. They do not assess admissions, catchments or quality.
Recorded crime
27 published events cover 12 months, averaging 2.25 events per published month. The largest recorded category is Violence and sexual offences with 15 events.
The source publishes anonymised street-level events. These figures are not a measure of safety for an individual address.