CM23 3FS

Bishop's Stortford Central · 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 3FR 46 m
CM23 3DA 65 m
CM23 3DW 81 m
CM23 3DY 87 m
CM23 3DH 90 m
Complete postcode fields and official codes
Postcode
CM23 3FS
Status
Current
Introduced
1 April 2018
Terminated
Not published
Postcode area
CM
Postcode district
CM23
Postcode sector
CM23 3
Latitude
51.863735
Longitude
0.165591
British National Grid easting
549,211
British National Grid northing
220,566

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
E00190247
Lower layer super output area
East Hertfordshire 007B · E01023444
Middle layer super output area
East Hertfordshire 007 · E02004884

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
59 recorded sales at this postcode
Address Date Price
12, River View, Bishop's Stortford, CM23 3FS 29 April 2026 £335,000
46, River View, Bishop's Stortford, CM23 3FS 29 August 2025 £162,500
25, River View, Bishop's Stortford, CM23 3FS 29 August 2025 £320,000

Schools

Within 3.1 miles of this postcode

View all nearby schools
Open schools
30
Primary
19
Secondary
8
  1. Thorn Grove Primary School

    Community school

    560 m
  2. The Hertfordshire & Essex High School and Science College

    Academy converter

    588 m
  3. White Trees Independent School

    Other independent special school

    811 m

Recorded crime

Within 1 mile of this postcode

View all nearby crime records
Published events
2,209
Months covered
12
Latest month
June 2026

Most recorded categories in this period

  • Violence and sexual offences 860
  • Anti social behaviour 380
  • Shoplifting 248
  • Criminal damage and arson 139
  • Other theft 132

Census 2021

Population and age profile

Postcode residents
107

51 female, 56 male

Postcode households
60
Residents per household
1.8
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 1% 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+
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

4

within 5 km

  • SOUTH STREET SURGERY

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

    ODS code E82074

    461 m

  • HELIX MEDICAL CENTRE

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

    ODS code E82654

    634 m

  • CHURCH STREET PARTNERSHIP

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

    ODS code E82067

    869 m

  • PEACOCK SURGERY

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

    ODS code F81053

    4.9 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

  • South Mill Arts

    BCT · Bishops Stortford

    0.1 miles
  • South Mill Arts

    BCT · Bishops Stortford

    0.1 miles
  • Pryors Close

    BCT · Bishops Stortford

    0.1 miles
  • South Mill Arts

    BCT · Bishops Stortford

    0.1 miles
  • Pryors Close

    BCT · Bishops Stortford

    0.1 miles

Relative deprivation

English Indices of Deprivation 2025 for East Hertfordshire 007B, 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

31,519 of 33,755

Income
9 of 10
Employment
10 of 10
Education and skills
9 of 10
Health and disability
10 of 10
Crime
8 of 10
Housing and services
10 of 10
Living environment
6 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
2
Medium risk addresses
27
Low risk addresses
32
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 £335,000 from 15 recorded sales in CM23 3FS. 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

30 open schools are in scope, including 19 primary and 8 secondary schools. Thorn Grove Primary School is the nearest published school at 560 m.

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

Recorded crime

Published police records

2,209 published events cover 12 months, averaging 184.083 events per published month. The largest recorded category is Violence and sexual offences with 860 events.

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