CO9 1SG

Gosfield & Greenstead Green · Braintree · England

Updated September 2026

Compare this postcode

Location overview

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Post town
Halstead
Local authority
Braintree
Constituency
Braintree
Postcode district
CO9
Postcode sector
CO9 1

Nearby postcodes

Nearby postcode distances
Postcode Distance
CO9 1SQ 879 m
CO9 1SD 1.2 km
CM7 4DW 1.2 km
CO9 1RZ 1.2 km
CO9 1SH 1.4 km
Complete postcode fields and official codes
Postcode
CO9 1SG
Status
Current
Introduced
1 January 1980
Terminated
Not published
Postcode area
CO
Postcode district
CO9
Postcode sector
CO9 1
Latitude
51.937600
Longitude
0.559394
British National Grid easting
576,034
British National Grid northing
229,659

Statistical and administrative geographies

Country
England · E92000001
Region
East of England · E12000006
Local authority district
Braintree · E07000067
Parish or community
E04003900
Westminster constituency
Braintree · E14001121
Output area
E00108609
Lower layer super output area
Braintree 007F · E01021381
Middle layer super output area
Braintree 007 · E02004452

Postcode source versions

Explore CO9

3 recorded sales at this postcode
Address Date Price
1, Park Hall Cottages, Gosfield, Halstead, CO9 1SG 9 August 2013 £308,000
1, Park Hall Cottages, Gosfield, Halstead, CO9 1SG 25 June 1999 £145,000
2, Park Hall Cottages, Gosfield, Halstead, CO9 1SG 9 January 1997 £74,950

Schools

Within 3.1 miles of this postcode

View all nearby schools
Open schools
8
Primary
5
Secondary
0
  1. St Margaret's Preparatory School

    Other independent school

    1.5 km
  2. Gosfield Community Primary School

    Academy converter

    2.2 km
  3. Gosfield School

    Other independent school

    3.1 km

Recorded crime

Within 1 mile of this postcode

View all nearby crime records
Published events
3
Months covered
12
Latest month
June 2026

Most recorded categories in this period

  • Other theft 2
  • Violence and sexual offences 1

Census 2021

Population and age profile

Postcode residents
16

6 female, 10 male

Postcode households
8
Residents per household
2.0
CO9 1 residents
9,893

Age bands in CO9 1

Wider postcode sector
Age 0 to 14
17.2%

1,771 residents

Age 15 to 24
9.7%

1,006 residents

Age 25 to 44
23.9%

2,467 residents

Age 45 to 64
27.7%

2,859 residents

Age 65 and over
21.5%

2,215 residents

This postcode contained 0.2% of the sector's usual residents on Census Day. The age profile describes the wider CO9 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+
88.9%
Ultrafast, 100 Mbit/s+
88.9%
Ultrafast, 300 Mbit/s+
88.9%
Gigabit-capable
88.9%
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.

Nearby transport

  • Blackmore End Road

    BCT · Blackmore End

    1.3 miles
  • Blackmore End Road

    BCT · Blackmore End

    1.3 miles
  • Church Road

    BCT · Gosfield

    1.4 miles
  • Church Road

    BCT · Gosfield

    1.4 miles
  • Gosfield Eaves

    BCT · High Garrett

    1.6 miles

Relative deprivation

English Indices of Deprivation 2025 for Braintree 007F, 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

8 of 10

Overall England rank

23,666 of 33,755

Income
8 of 10
Employment
7 of 10
Education and skills
6 of 10
Health and disability
7 of 10
Crime
8 of 10
Housing and services
3 of 10
Living environment
7 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

8 open schools are in scope, including 5 primary and 0 secondary schools. St Margaret's Preparatory School is the nearest published school at 0.9 miles.

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

Recorded crime

3 published events cover 12 months, averaging 0.25 events per published month. The largest recorded category is Other theft with 2 events.

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