CO3 3BB

New Town and Christ Church · Colchester · England

Updated September 2026

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Location overview

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Post town
Colchester
Local authority
Colchester
Constituency
Colchester
Postcode district
CO3
Postcode sector
CO3 3

Nearby postcodes

Nearby postcode distances
Postcode Distance
CO3 3DU 42 m
CO2 7UZ 60 m
CO3 3DT 94 m
CO3 3BA 96 m
CO2 7UY 102 m
Complete postcode fields and official codes
Postcode
CO3 3BB
Status
Current
Introduced
1 June 1997
Terminated
Not published
Postcode area
CO
Postcode district
CO3
Postcode sector
CO3 3
Latitude
51.880793
Longitude
0.886057
British National Grid easting
598,736
British National Grid northing
224,183

Statistical and administrative geographies

Country
England · E92000001
Region
East of England · E12000006
Local authority district
Colchester · E07000071
Parish or community
E43000228
Westminster constituency
Colchester · E14001176
Output area
E00109987
Lower layer super output area
Colchester 013C · E01021653
Middle layer super output area
Colchester 013 · E02004518

Postcode source versions

Explore CO3

Use the wider postcode district to compare the same evidence across more locations.

Property

At this postcode

View all property records
22 recorded sales at this postcode
Address Date Price
7, St Helena Mews, Colchester, CO3 3BB 10 June 2021 £350,000
7, St Helena Mews, Colchester, CO3 3BB 29 June 2018 £313,000
8, St Helena Mews, Colchester, CO3 3BB 30 August 2011 £181,250

Schools

Within 3.1 miles of this postcode

View all nearby schools
Open schools
63
Primary
41
Secondary
11
  1. Hamilton Primary School

    Community school

    121 m
  2. Colchester Royal Grammar School

    Academy converter

    660 m
  3. Colchester Prep & High School

    Other independent school

    712 m

Recorded crime

Within 1 mile of this postcode

View all nearby crime records
Published events
4,661
Months covered
12
Latest month
June 2026

Most recorded categories in this period

  • Violence and sexual offences 1,949
  • Shoplifting 612
  • Public order 374
  • Anti social behaviour 349
  • Other theft 261

Census 2021

Population and age profile

Postcode residents
20

9 female, 11 male

Postcode households
9
Residents per household
2.2
CO3 3 residents
8,171

Age bands in CO3 3

Wider postcode sector
Age 0 to 14
15.6%

1,255 residents

Age 15 to 24
11.2%

901 residents

Age 25 to 44
24.8%

1,993 residents

Age 45 to 64
28.3%

2,270 residents

Age 65 and over
20%

1,608 residents

This postcode contained 0.2% of the sector's usual residents on Census Day. The age profile describes the wider CO3 3 sector, not people in this individual postcode.

How to read these estimates
The standard postcode headcounts and the commissioned age table are separate ONS outputs. Small counts are disclosure-controlled, and totals can differ slightly between tables. Coverage is England and Wales only.

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+
100%
Ultrafast, 300 Mbit/s+
100%
Gigabit-capable
100%
Unable to receive decent fixed or FWA broadband
0%
Next Generation Access
100%
Decent broadband available from fixed wireless
0%
Coverage is a modelled postcode-level snapshot, not a speed test or a guarantee for a named property. Check availability with providers before making a decision. Ofcom does not publish postcode-level full-fibre coverage in this release for commercial-confidentiality reasons.

Source: Ofcom Connected Nations Spring 2026, version 2026-01-v2. Contains Ofcom data licensed under the Open Government Licence v3.0.

NHS ODS

GP practices

13

within 5 km

  • CREFFIELD MEDICAL GROUP

    CREFFIELD MEDICAL CENTRE, 15 CAVALRY ROAD, COLCHESTER, CO2 7GH

    ODS code F81115

    462 m

  • ABBEY FIELD MEDICAL CENTRE

    YPRES ROAD, COLCHESTER, CO2 7UW

    ODS code F81095

    939 m

  • BEACON HOUSE MINISTRIES

    24 CROUCH STREET, COLCHESTER, CO3 3ES

    ODS code Y01297

    978 m

  • AMBROSE AVENUE GROUP PRACTICE

    76 AMBROSE AVENUE, COLCHESTER, CO3 4LN

    ODS code F81067

    1.6 km

  • COLCHESTER MEDICAL PRACTICE

    78 EAST HILL, COLCHESTER, CO1 2QS

    ODS code F81042

    1.9 km

  • EAST HILL SURGERY

    78 EAST HILL, COLCHESTER, CO1 2RW

    ODS code F81091

    1.9 km

  • WINSTREE MEDICAL PRACTICE

    84 WINSTREE ROAD, STANWAY, COLCHESTER, CO3 0PZ

    ODS code F81069

    3.1 km

  • TURNER ROAD SURGERY

    THE PRIMARY CARE CENTRE, TURNER ROAD, COLCHESTER, CO4 5JR

    ODS code Y02646

    3.1 km

  • MILL ROAD SURGERY

    47 MILL ROAD, MILE END, COLCHESTER, CO4 5LE

    ODS code F81636

    3.6 km

  • TOLLGATE HEALTH CENTRE

    145 LONDON ROAD, STANWAY, COLCHESTER, CO3 8NZ

    ODS code F81716

    3.9 km

  • HIGHWOODS SURGERY

    HIGHWOODS SQUARE, HIGHWOODS, COLCHESTER, CO4 9SR

    ODS code F81679

    4.0 km

  • BLUEBELL SURGERY

    BLUEBELL RESOURCE CENTRE, JACK ANDREWS DRIVE, HIGHWOODS, COLCHESTER, CO4 9YN

    ODS code F81746

    4.7 km

  • ROWHEDGE SURGERY

    7 RECTORY ROAD, ROWHEDGE, COLCHESTER, CO5 7HP

    ODS code F81141

    4.8 km

Organisation records, not service availability
These are records marked active in NHS England's Organisation Data Service for England and Wales. Branch surgeries, pharmacies, dentists and hospitals are not included. They do not confirm patient registration, services, opening hours, appointments or care quality. Distances are straight-line from the postcode point.

Source acquired on 2026-09-03. Contains information from NHS England, licenced under the current version of the Open Government Licence.

Nearby transport

  • Hamilton Road

    BCT · Colchester

    0.1 miles
  • Drury Arms

    BCT · Colchester

    0.1 miles
  • Drury Arms

    BCT · Colchester

    0.1 miles
  • Hamilton Road

    BCT · Colchester

    0.1 miles
  • Ireton Road

    BCT · Colchester

    0.1 miles

Relative deprivation

English Indices of Deprivation 2025 for Colchester 013C, 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

32,212 of 33,755

Income
10 of 10
Employment
10 of 10
Education and skills
10 of 10
Health and disability
9 of 10
Crime
8 of 10
Housing and services
10 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
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

A factual reading of the data in this report's scope. It is not a location score or a recommendation.

Schools

Published establishments

63 open schools are in scope, including 41 primary and 11 secondary schools. Hamilton Primary School is the nearest published school at 121 m.

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

Recorded crime

Published police records

4,661 published events cover 12 months, averaging 388.417 events per published month. The largest recorded category is Violence and sexual offences with 1,949 events.

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