Schools
15 open schools are in scope, including 11 primary and 2 secondary schools. Mayflower High School is the nearest published school at 610 m.
Counts describe active establishment records. They do not assess admissions, catchments or quality.
CM11 1SH
Billericay East · Basildon · England
Updated September 2026
Compare this postcodeLocation overview
Drag to pan. Use + or - to zoom. Open larger map
- Post town
- Billericay
- Ward
- Billericay East
- Local authority
- Basildon
- Constituency
- Basildon and Billericay
- Postcode district
- CM11
- Postcode sector
- CM11 1
Nearby postcodes
Complete postcode fields and official codes
- Postcode
- CM11 1SH
- Status
- Current
- Introduced
- 1 January 1980
- Terminated
- Not published
- Postcode area
- CM
- Postcode district
- CM11
- Postcode sector
- CM11 1
- Latitude
- 51.640196
- Longitude
- 0.440057
- British National Grid easting
- 568,939
- British National Grid northing
- 196,307
Statistical and administrative geographies
- Country
- England · E92000001
- Region
- East of England · E12000006
- Local authority district
- Basildon · E07000066
- Electoral ward
- Billericay East · E05015637
- Parish or community
- E04003870
- Westminster constituency
- Basildon and Billericay · E14001077
- Output area
- E00107873
- Lower layer super output area
- Basildon 001A · E01021237
- Middle layer super output area
- Basildon 001 · E02004424
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 CM11
Property
10 recorded
sales at this postcode
| Address | Date | Price |
|---|---|---|
| 9, Chepstow Close, Billericay, CM11 1SH | 23 October 2020 | £675,000 |
| 7, Chepstow Close, Billericay, CM11 1SH | 21 October 2020 | £760,000 |
| 6, Chepstow Close, Billericay, CM11 1SH | 26 July 2019 | £725,000 |
Schools
Within 3.1 miles of this postcode
- Open schools
- 15
- Primary
- 11
- Secondary
- 2
- 610 m
Mayflower High School
Academy converter
- 1.1 km
Buttsbury Primary School
Academy converter
- 1.2 km
Ramsden Hall Academy
Academy special sponsor led
Recorded crime
Within 1 mile of this postcode
- Published events
- 255
- Months covered
- 12
- Latest month
- June 2026
Most recorded categories in this period
- Violence and sexual offences 117
- Vehicle crime 31
- Burglary 23
- Other theft 17
- Anti social behaviour 16
Census 2021
Population and age profile
- Postcode residents
- 21
- Postcode households
- 9
- Residents per household
- 2.3
- CM11 1 residents
- 7,416
9 female, 12 male
Age bands in CM11 1
Wider postcode sector- Age 0 to 14
- 17.3%
- Age 15 to 24
- 10.7%
- Age 25 to 44
- 19.4%
- Age 45 to 64
- 30.5%
- Age 65 and over
- 21.9%
1,337 residents
826 residents
1,499 residents
2,354 residents
1,691 residents
This postcode contained 0.3% of the sector's usual residents on Census Day. The age profile describes the wider CM11 1 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
6
within 5 km
THE BILLERICAY MEDICAL PRACTICE
THE HEALTH CENTRE, STOCK ROAD, BILLERICAY, CM12 0BJ
ODS code F81080
1.6 km
THE NEW SURGERY
27 STOCK ROAD, BILLERICAY, CM12 0AH
ODS code F81045
1.7 km
QUEENS PARK SURGERY
24 THE PANTILES, BILLERICAY, CM12 0UA
ODS code F81222
1.8 km
WESTERN ROAD SURGERY
41 WESTERN ROAD, BILLERICAY, CM12 9DX
ODS code F81013
2.1 km
CHAPEL STREET SURGERY
93 CHAPEL STREET, BILLERICAY, CM12 9LR
ODS code F81104
2.4 km
STOCK SURGERY
COMMON ROAD, STOCK, INGATESTONE, CM4 9NF
ODS code F81040
2.9 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
- 0.1 miles
Mercer Road
BCT · Billericay
- 0.1 miles
Mercer Road
BCT · Billericay
- 0.2 miles
Potash Road
BCT · Billericay
- 0.2 miles
Bridleway
BCT · Billericay
- 0.2 miles
Potash Road
BCT · Billericay
Relative deprivation
English Indices of Deprivation 2025 for Basildon 001A, 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
10 of 10
Overall England rank
33,011 of 33,755
- Income
- 10 of 10
- Employment
- 10 of 10
- Education and skills
- 10 of 10
- Health and disability
- 10 of 10
- Crime
- 10 of 10
- Housing and services
- 4 of 10
- Living environment
- 10 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
- 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
Recorded crime
255 published events cover 12 months, averaging 21.25 events per published month. The largest recorded category is Violence and sexual offences with 117 events.
The source publishes anonymised street-level events. These figures are not a measure of safety for an individual address.