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Postcode sector · Bishop's Stortford

CM23 4 area guide

Who lives in CM23 4, what homes sell for, and how it compares on crime, schools and transport.

Council
East Hertfordshire
Region
East of England
Population
25,766 (2024)
At a glance

What CM23 4 is like

The CM23 4 postcode sector in East Hertfordshire covers 228 live postcodes and is home to about 25,766 people in 9,236 households. 72.3% of households own their home, 14.8% rent privately and 10.8% are in social housing. The largest age group is 50–54, and 63.7% of adults are in work. It ranks among the more affluent parts of England. Higher-harm crime is well below the England and Wales average. Homes in CM23 4 sold for a median of £474,000 over the year to August 2026.

Scores

How CM23 4 compares

Headline figures for CM23 4, set against England as a whole.

AffluenceMore
8.9/ 10

Less deprived than most. Scored from 1 (most deprived in England) to 10 (least deprived).

CrimeMore
5/ 10

Around the middle: 21.5 higher-harm crimes per 1,000 people a year vs 31.1 nationally.

House pricesMore
£474,000

Median over 150 sales in CM23 4, −3.1% on the year before.

TransportMore
3.0/ 10

Limited: 0 stations within a mile, 29 bus stops within 800m.

SchoolsMore
100%

Rated good or better across 12 inspected schools in CM23 4.

Household incomeMore
£73,245

Average annual income before tax, higher than 88% of neighbourhoods in England and Wales.

What stands out

Worth knowing before you invest

Where CM23 4 differs most from the national average.

  1. 01
    Among the more affluent placesPositive

    Scores 8.9 out of 10 on the English Indices of Deprivation 2025, making it less deprived than most of England.

  2. 02
    Well-rated schoolsPositive

    100% of the inspected schools nearby are rated good or better.

  3. 03
    Mostly owner-occupied

    72.3% of households own their home, against 61.3% across England.

Questions

CM23 4 FAQs

01
Is CM23 4 a good place to live?

Deprivation, crime, schools and transport at a glance.

It scores 8.9 out of 10 on the English Indices of Deprivation 2025, where 10 is the least deprived in England. Higher-harm crime runs at 21.5 per 1,000 people a year, band 5 of 10 nationally. 100% of the inspected schools nearby are rated good or better. Transport connectivity scores 3.0 out of 10 (limited).
02
How much does a house cost in CM23 4?

The median sale price over the last year was £474,000.

Homes in CM23 4 sold for a median of £474,000 across 150 sales in the year to August 2026, −3.1% on the year before. Prices come from HM Land Registry’s record of every residential sale.
03
Is CM23 4 safe?

How recorded crime here compares with the national average.

Higher-harm crime (violence, robbery, burglary, vehicle crime and weapons offences) runs at 21.5 offences per 1,000 people a year around CM23 4, well below the 31.1 average across England and Wales, band 5 of 10.
04
Who lives in CM23 4?

Age, home ownership and housing from the census.

The largest age group is 50–54, at 7.8% of residents. 72.3% of households own their home. The most common property type is detached (39.6%).
05
Which council covers CM23 4?

The local authority for CM23 4 is East Hertfordshire.

CM23 4 comes under East Hertfordshire in the East of England. Council tax, planning applications and bin collections are handled there.
06
How well connected is CM23 4?

Connectivity scores 3.0 out of 10.

There are 29 bus stops within 800m and 0 stations and tram stops within a mile, scoring 3.0 out of 10 (limited). The nearest station is Bishop's Stortford Rail Station, 1 mile away.

Sources: Census 2021 (ONS); ONS mid-year population estimates; police recorded crime; the English, Welsh and Scottish indices of deprivation; ONS small area income estimates; ONS private rents; DfE, Welsh and Scottish school registers and Ofsted; DfT NaPTAN; ORR estimates of station usage; HM Land Registry Price Paid Data. Contains public sector information licensed under the Open Government Licence v3.0. Contains OS data © Crown copyright and database right.

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