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Postcode sector · Cambridge

CB21 4 area guide

Who lives in CB21 4, what homes sell for, and how it compares on crime, schools and transport.

Council
South Cambridgeshire
Region
East of England
Population
11,104 (2024)
At a glance

What CB21 4 is like

The CB21 4 postcode sector in South Cambridgeshire covers 240 live postcodes and is home to about 11,104 people in 4,628 households. 72.7% of households own their home, 10.7% rent privately and 14.6% are in social housing. The largest age group is 50–54, and 58.8% of adults are in work. On deprivation, it sits near the middle of the scale for England. Higher-harm crime is less than half the England and Wales average. Homes in CB21 4 sold for a median of £425,000 over the year to August 2026.

Scores

How CB21 4 compares

Headline figures for CB21 4, set against England as a whole.

AffluenceMore
7.9/ 10

Around the middle. Scored from 1 (most deprived in England) to 10 (least deprived).

CrimeMore
4/ 10

Around the middle: 15.3 higher-harm crimes per 1,000 people a year vs 31.1 nationally.

House pricesMore
£425,000

Median over 97 sales in CB21 4, +1.4% on the year before.

TransportMore
0.0/ 10

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

SchoolsMore
86%

Rated good or better across 7 inspected schools in CB21 4.

Household incomeMore
£72,695

Average annual income before tax, higher than 87% of neighbourhoods in England and Wales.

What stands out

Worth knowing before you invest

Where CB21 4 differs most from the national average.

  1. 01
    An older population

    25.1% of residents are 65 or over, against 18.4% across England.

  2. 02
    Few private renters

    Only 10.7% of households rent privately, against 20.5% across England.

  3. 03
    Mostly owner-occupied

    72.7% of households own their home, against 61.3% across England.

Questions

CB21 4 FAQs

01
Is CB21 4 a good place to live?

Deprivation, crime, schools and transport at a glance.

It scores 7.9 out of 10 on the English Indices of Deprivation 2025, where 10 is the least deprived in England. Higher-harm crime runs at 15.3 per 1,000 people a year, band 4 of 10 nationally. 86% of the inspected schools nearby are rated good or better. Transport connectivity scores 0.0 out of 10 (poor).
02
How much does a house cost in CB21 4?

The median sale price over the last year was £425,000.

Homes in CB21 4 sold for a median of £425,000 across 97 sales in the year to August 2026, +1.4% on the year before. Prices come from HM Land Registry’s record of every residential sale.
03
Is CB21 4 safe?

How recorded crime here compares with the national average.

Higher-harm crime (violence, robbery, burglary, vehicle crime and weapons offences) runs at 15.3 offences per 1,000 people a year around CB21 4, less than half the 31.1 average across England and Wales, band 4 of 10.
04
Who lives in CB21 4?

Age, home ownership and housing from the census.

The largest age group is 50–54, at 8.4% of residents. 72.7% of households own their home. The most common property type is detached (45.7%).
05
Which council covers CB21 4?

The local authority for CB21 4 is South Cambridgeshire.

CB21 4 comes under South Cambridgeshire in the East of England. Council tax, planning applications and bin collections are handled there.
06
How well connected is CB21 4?

Connectivity scores 0.0 out of 10.

There are 0 bus stops within 800m and 0 stations and tram stops within a mile, scoring 0.0 out of 10 (poor).

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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