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CO4 3SG

Wivenhoe · Colchester · England

Updated September 2026

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Location overview

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Ward
Wivenhoe
Local authority
Colchester
Constituency
Harwich and North Essex
Postcode district
CO4
Postcode sector
CO4 3

Nearby postcodes

Nearby postcode distances
Postcode Distance
CO4 3FA 135 m
CO4 3SQ 426 m
CO4 3UA 448 m
CO4 3ZL 613 m
CO4 3ZQ 620 m
Complete postcode fields and official codes
Postcode
CO4 3SG
Status
Current
Introduced
1 January 1980
Terminated
Not published
Postcode area
CO
Postcode district
CO4
Postcode sector
CO4 3
Latitude
51.879440
Longitude
0.951073
British National Grid easting
603,216
British National Grid northing
224,212

Statistical and administrative geographies

Country
England · E92000001
Region
East of England · E12000006
Local authority district
Colchester · E07000071
Electoral ward
Wivenhoe · E05010843
Parish or community
E43000228
Westminster constituency
Harwich and North Essex · E14001273
Output area
E00188018
Lower layer super output area
Colchester 017A · E01021736
Middle layer super output area
Colchester 017 · E02004522

Postcode source versions

Explore CO4

Schools

Within 3.1 miles of this postcode

View all nearby schools
Open schools
42
Primary
30
Secondary
6

  1. University of Essex

    Higher education institutions

    590 m

  2. Broomgrove Infant School

    Community school

    1.3 km

  3. Broomgrove Junior School

    Community school

    1.3 km

Recorded crime

Within 1 mile of this postcode

View all nearby crime records
Published events
1,794
Months covered
12
Latest month
June 2026

Most recorded categories in this period

  • Violence and sexual offences 841
  • Criminal damage and arson 144
  • Anti social behaviour 135
  • Vehicle crime 133
  • Other theft 131

Census 2021

Population and age profile

Postcode residents
5

3 female, 2 male

Postcode households
2
Residents per household
2.5
CO4 3 residents
16,753

Age bands in CO4 3

Wider postcode sector
Age 0 to 14
14.8%

2,466 residents

Age 15 to 24
27.5%

4,587 residents

Age 25 to 44
21.7%

3,618 residents

Age 45 to 64
20.5%

3,419 residents

Age 65 and over
15.4%

2,566 residents

This postcode contained 0% of the sector's usual residents on Census Day. The age profile describes the wider CO4 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+
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%

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

10

within 5 km

  • ROWHEDGE SURGERY

    7 RECTORY ROAD, ROWHEDGE, COLCHESTER, CO5 7HP

    ODS code F81141

    2.5 km

  • WIVENHOE SURGERY

    WIVENHOE MEDICAL CENTRE, PHILLIP ROAD, WIVENHOE, COLCHESTER, CO7 9BA

    ODS code F81028

    2.7 km

  • COLCHESTER MEDICAL PRACTICE

    78 EAST HILL, COLCHESTER, CO1 2QS

    ODS code F81042

    3.1 km

  • EAST HILL SURGERY

    78 EAST HILL, COLCHESTER, CO1 2RW

    ODS code F81091

    3.1 km

  • ABBEY FIELD MEDICAL CENTRE

    YPRES ROAD, COLCHESTER, CO2 7UW

    ODS code F81095

    3.6 km

  • BEACON HOUSE MINISTRIES

    24 CROUCH STREET, COLCHESTER, CO3 3ES

    ODS code Y01297

    4.0 km

  • CREFFIELD MEDICAL GROUP

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

    ODS code F81115

    4.0 km

  • HIGHWOODS SURGERY

    HIGHWOODS SQUARE, HIGHWOODS, COLCHESTER, CO4 9SR

    ODS code F81679

    4.2 km

  • TURNER ROAD SURGERY

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

    ODS code Y02646

    4.5 km

  • BLUEBELL SURGERY

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

    ODS code F81746

    4.6 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 2026-09-05. Contains information from NHS England, licenced under the current version of the Open Government Licence.

Nearby transport

  • Colchester Road

    BCT · Colchester

    0.1 miles

  • Colchester Road

    BCT · Colchester

    0.1 miles

  • Wivenhoe Park

    BCT · Colchester

    0.1 miles

  • Wivenhoe Park

    BCT · Colchester

    0.2 miles

  • University

    BCT · University of Essex

    0.3 miles

Relative deprivation

English Indices of Deprivation 2025 for Colchester 017A, 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

29,435 of 33,755

Income
10 of 10
Employment
10 of 10
Education and skills
7 of 10
Health and disability
8 of 10
Crime
8 of 10
Housing and services
3 of 10
Living environment
9 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

42 open schools are in scope, including 30 primary and 6 secondary schools. University of Essex is the nearest published school at 590 m.

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

Recorded crime

1,794 published events cover 12 months, averaging 149.5 events per published month. The largest recorded category is Violence and sexual offences with 841 events.

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