CM23 3AX

Bishop's Stortford North · East Hertfordshire · England

Updated September 2026

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Location overview

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Local authority
East Hertfordshire
Postcode district
CM23
Postcode sector
CM23 3

Nearby postcodes

Nearby postcode distances
Postcode Distance
CM23 2DN 34 m
CM23 3AS 41 m
CM23 3AE 45 m
CM23 3BX 62 m
CM23 2EJ 77 m
Complete postcode fields and official codes
Postcode
CM23 3AX
Status
Current
Introduced
1 July 2007
Terminated
Not published
Postcode area
CM
Postcode district
CM23
Postcode sector
CM23 3
Latitude
51.869368
Longitude
0.162463
British National Grid easting
548,977
British National Grid northing
221,186

Statistical and administrative geographies

Country
England · E92000001
Region
East of England · E12000006
Local authority district
East Hertfordshire · E07000242
Parish or community
E04013541
Westminster constituency
Hertford and Stortford · E14001283
Output area
E00168897
Lower layer super output area
East Hertfordshire 004E · E01035591
Middle layer super output area
East Hertfordshire 004 · E02004881

Postcode source versions

Explore CM23

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

Property

At this postcode

View all property records
63 recorded sales at this postcode
Address Date Price
Jackson Wharf, Flat 3, Adderley Road, Bishop's Stortford, CM23 3AX 30 April 2026 £182,500
Jackson Wharf, Flat 33, Adderley Road, Bishop's Stortford, CM23 3AX 18 September 2025 £320,000
Jackson Wharf, Flat 23, Adderley Road, Bishop's Stortford, CM23 3AX 24 August 2020 £193,000

Schools

Within 3.1 miles of this postcode

View all nearby schools
Open schools
31
Primary
21
Secondary
7
  1. White Trees Independent School

    Other independent special school

    359 m
  2. Windhill21

    Academy converter

    474 m
  3. St Michael's Church of England Primary School

    Voluntary aided school

    487 m

Recorded crime

Within 1 mile of this postcode

View all nearby crime records
Published events
2,296
Months covered
12
Latest month
June 2026

Most recorded categories in this period

  • Violence and sexual offences 895
  • Anti social behaviour 397
  • Shoplifting 248
  • Criminal damage and arson 137
  • Other theft 124

Census 2021

Population and age profile

Postcode residents
59

22 female, 37 male

Postcode households
31
Residents per household
1.9
CM23 3 residents
10,596

Age bands in CM23 3

Wider postcode sector
Age 0 to 14
17.3%

1,729 residents

Age 15 to 24
10.9%

1,092 residents

Age 25 to 44
32.8%

3,278 residents

Age 45 to 64
25.2%

2,514 residents

Age 65 and over
13.7%

1,370 residents

This postcode contained 0.6% of the sector's usual residents on Census Day. The age profile describes the wider CM23 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+
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%
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

4

within 5 km

  • CHURCH STREET PARTNERSHIP

    30A CHURCH STREET, BISHOP'S STORTFORD, CM23 2LY

    ODS code E82067

    283 m

  • SOUTH STREET SURGERY

    83 SOUTH STREET, BISHOP'S STORTFORD, CM23 3AP

    ODS code E82074

    306 m

  • HELIX MEDICAL CENTRE

    HERTS AND ESSEX HOSPITAL, CAVELL DRIVE, BISHOP'S STORTFORD, CM23 5JH

    ODS code E82654

    925 m

  • PEACOCK SURGERY

    1ST FLOOR CASTLE MALTINGS, LOWER STREET, STANSTED, STANSTED, CM24 8XG

    ODS code F81053

    4.5 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

  • Riverside

    BCT · Bishops Stortford

    0.0 miles
  • Dane Street

    BCT · Bishops Stortford

    0.1 miles
  • Potter Street

    BCT · Bishops Stortford

    0.1 miles
  • Bridge Street

    BCT · Bishops Stortford

    0.2 miles
  • The Causeway

    BCT · Bishops Stortford

    0.2 miles

Relative deprivation

English Indices of Deprivation 2025 for East Hertfordshire 004E, 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

6 of 10

Overall England rank

17,473 of 33,755

Income
5 of 10
Employment
6 of 10
Education and skills
8 of 10
Health and disability
7 of 10
Crime
1 of 10
Housing and services
7 of 10
Living environment
4 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
35
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.

Property market

Recorded sales

The five-year median is £251,250 from 2 recorded sales in CM23 3AX. This is a recorded-sale statistic, not a current valuation.

The latest UK House Price Index average for East Hertfordshire is £460,778 in June 2026, up 4.0% year on year.

Schools

Published establishments

31 open schools are in scope, including 21 primary and 7 secondary schools. White Trees Independent School is the nearest published school at 359 m.

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

Recorded crime

Published police records

2,296 published events cover 12 months, averaging 191.333 events per published month. The largest recorded category is Violence and sexual offences with 895 events.

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