CO5 8BL

Mersea and Pyefleet · Colchester · England

Updated September 2026

Compare this postcode

Location overview

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Post town
Colchester
Local authority
Colchester
Postcode district
CO5
Postcode sector
CO5 8

Nearby postcodes

Nearby postcode distances
Postcode Distance
CO5 8BW 89 m
CO5 8BG 125 m
CO5 8BT 150 m
CO5 8XB 159 m
CO5 8AY 179 m
Complete postcode fields and official codes
Postcode
CO5 8BL
Status
Current
Introduced
1 January 1980
Terminated
Not published
Postcode area
CO
Postcode district
CO5
Postcode sector
CO5 8
Latitude
51.775996
Longitude
0.928265
British National Grid easting
602,109
British National Grid northing
212,647

Statistical and administrative geographies

Country
England · E92000001
Region
East of England · E12000006
Local authority district
Colchester · E07000071
Parish or community
E04004009
Westminster constituency
Harwich and North Essex · E14001273
Output area
E00110385
Lower layer super output area
Colchester 021A · E01021731
Middle layer super output area
Colchester 021 · E02004526

Postcode source versions

Explore CO5

61 recorded sales at this postcode
Address Date Price
94, Empress Avenue, West Mersea, Colchester, CO5 8BL 26 November 2025 £780,000
75, Empress Avenue, West Mersea, Colchester, CO5 8BL 27 January 2025 £635,000
58, Empress Avenue, West Mersea, Colchester, CO5 8BL 19 August 2024 £453,460

Schools

Within 3.1 miles of this postcode

View all nearby schools
Open schools
1
Primary
1
Secondary
0
  1. Mersea Island School

    Foundation school

    710 m

Recorded crime

Within 1 mile of this postcode

View all nearby crime records
Published events
305
Months covered
12
Latest month
June 2026

Most recorded categories in this period

  • Violence and sexual offences 149
  • Criminal damage and arson 33
  • Other theft 28
  • Anti social behaviour 28
  • Public order 26

Census 2021

Population and age profile

Postcode residents
91

46 female, 45 male

Postcode households
43
Residents per household
2.1
CO5 8 residents
7,515

Age bands in CO5 8

Wider postcode sector
Age 0 to 14
11.2%

841 residents

Age 15 to 24
8.6%

646 residents

Age 25 to 44
15.4%

1,159 residents

Age 45 to 64
28.7%

2,157 residents

Age 65 and over
36.1%

2,709 residents

This postcode contained 1.2% of the sector's usual residents on Census Day. The age profile describes the wider CO5 8 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

1

within 5 km

  • WEST MERSEA SURGERY

    32 KINGSLAND ROAD, WEST MERSEA, COLCHESTER, CO5 8RA

    ODS code F81012

    668 m

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

  • Empress Avenue

    BCT · West Mersea

    0.4 miles
  • Barfield Rd

    BCT · West Mersea

    0.4 miles
  • Seaview Avenue

    BCT · West Mersea

    0.4 miles
  • Barfield Rd

    BCT · West Mersea

    0.4 miles
  • Empress Avenue

    BCT · West Mersea

    0.4 miles

Relative deprivation

English Indices of Deprivation 2025 for Colchester 021A, 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

25,238 of 33,755

Income
9 of 10
Employment
8 of 10
Education and skills
6 of 10
Health and disability
8 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

Property market

The five-year median is £610,000 from 4 recorded sales in CO5 8BL. This is a recorded-sale statistic, not a current valuation.

The latest UK House Price Index average for Colchester is £298,003 in June 2026, down 0.3% year on year.

Schools

1 open schools are in scope, including 1 primary and 0 secondary schools. Mersea Island School is the nearest published school at 710 m.

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

Recorded crime

305 published events cover 12 months, averaging 25.417 events per published month. The largest recorded category is Violence and sexual offences with 149 events.

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