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CB21 postcode area · South Cambridgeshire

The CB21 postcode district spans 6 neighbourhoods (MSOAs) in Cambridge, South Cambridgeshire, Uttlesford. Area Scores range from 40 to 94 across them. Every full CB21 postcode falls within one of the neighbourhoods below.

In summary

The CB21 district contains both ends of the scale: Audley End, Ashdon & the Chesterfords at 95 out of 100 (#355 of 6,856 in England) against East Barnwell & Abbey at 40, a 54-point gap between neighbouring areas. 5 of the 6 rank in the least-deprived third of England; none falls in the most-deprived third. Median prices range from £400,500 in Linton & Balsham to £502,500 in Audley End, Ashdon & the Chesterfords. Note that the district straddles 3 local authorities — Cambridge, South Cambridgeshire and Uttlesford — so its neighbourhoods answer to different councils.

Living here

Typical net household income£48,540a year, weighted avg of neighbourhood estimates
Recorded crime61per 1,000 residents, 12m
Median age (est.)41
Owner-occupied61%

Income: ONS model-based estimates (FYE 2023). Crime: data.police.uk, recorded incidents. Age & tenure: Census 2021. All OGL v3.0 — methodology.

House prices in the CB21 district

£450,000median home sold over the past year · -0.3% over 5 years · -7.2% over the year · 214 sales
Detached£620,000
Semi-detached£415,000
Terraced£371,500
Flat£182,100
South Cambridgeshire£431,000
East of England£348,000
England£300,000
Annual median price, all homes. Small samples can be volatile.
Area Score:more deprivedless deprivedTap a neighbourhood to open it →
NeighbourhoodNat. rankArea scoreMedian price
Audley End, Ashdon & the ChesterfordsUttlesford 35595 £502,500
Fulbourn & TevershamSouth Cambridgeshire 92386 £478,000
Duxford, Whittlesford & the AbingtonsSouth Cambridgeshire 96586 £497,500
ColeridgeCambridge 1,04085 £475,000
Linton & BalshamSouth Cambridgeshire 1,32181 £400,500
East Barnwell & AbbeyCambridge 4,08440 £426,250

People living in CB21 Census 2021

Residents55,308
Median age (est.)41
Density175per km²
No qualifications13%
Degree or above49%
No car or van19%

Age

0–14 16%15–24 11%25–44 29%45–64 26%65+ 18%

Tenure

Own outright: 33%Mortgage/shared: 28%Social rent: 19%Private rent: 21%
Own outright 33%Mortgage/shared 28%Social rent 19%Private rent 21%

Households

One person: 28%Couple, no children: 19%Couple with children: 27%Lone parent: 8%Other: 18%
One person 28%Couple, no children 19%Couple with children 27%Lone parent 8%Other 18%

Work (top occupations)

Professional 33% · Managers & directors 14% · Associate professional 13%

All occupation groups
Professional33%
Managers & directors14%
Associate professional13%
Elementary8%
Administrative8%
Skilled trades8%
Caring & leisure7%
Sales & customer service5%
Process & plant4%

Ethnic group

White: 85%Asian: 9%Black: 2%Mixed: 3%Other: 2%
White 85%Asian 9%Black 2%Mixed 3%Other 2%

Religion & identity

Christian 44% · No religion 42% · Muslim 3%

Born outside the UK: 24%

Census 2021 (ONS), Crown copyright, OGL v3.0. Shares are of each question's own respondents (e.g. education is % of residents aged 16+). Figures date from March 2021 and change slowly between censuses.

Nearby areas

Postcode districts around CB21.

CB22 CB10 CB1 CB2 CB5 CB4 CB25 CB3

A postcode district overlaps several neighbourhoods, so per-neighbourhood figures are shown alongside the district-wide medians — neighbouring areas can differ a lot. Neighbourhood (MSOA) boundaries contain ONS data © Crown copyright and database right 2025, Open Government Licence v3.0.