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CB23

Postcode district

Postcode district covering Cambourne and Papworth Everard, in South Cambridgeshire.

Approximate outline worked out by Open Index from the ONS Postcode Directory: each census output area belongs to the district that holds most of its postcodes. People, homes, recorded crime and broadband add up those output areas. House sales count every sale with an CB23 postcode. How census figures are added up

Open in map

Radon Affected Area by postcode district

Worked out by Open Index · 2022

Under 1%90% or more

About 0% of people in CB23 live in a 1 km square that the radon atlas marks as a radon Affected Area.

Median sale price
£407,625
570th most expensive of 2,235
Worked out by Open Index
Population
35,663
617th most populated of 2,756
ONS Census 2021 · 2021
People in radon Affected Area squares
0%
UK 44%
Worked out by Open Index
Gigabit broadband coverage
89.9%
UK 87.8%
Ofcom · Jan 2026

How CB23 compares

Each dot is a postcode district. The black line marks the middle one.

CB23Middle
Median sale price16 postcode districts, CB · 2025
Median sale price: every postcode district in CB16 areas from £290,000 to £624,145. The middle area is £438,500. CB23 is £407,625.
£407,6256th cheapest
Population16 postcode districts, CB · 2021
Population: every postcode district in CB16 areas from 12,923 to 54,846. The middle area is 26,830. CB23 is 35,663.
35,6635th most populated
People in radon Affected Area squares16 postcode districts, CB · 2022
People in radon Affected Area squares: every postcode district in CB16 areas from 0.0% to 27.0%. The middle area is 3.0%. CB23 is 0.0%.
0%joint fewest people in radon Affected Areas
Gigabit broadband coverage16 postcode districts, CB · Jan 2026
Gigabit broadband coverage: every postcode district in CB16 areas from 64.2% to 99.1%. The middle area is 89.2%. CB23 is 89.9%.
89.9%8th highest

Is CB23 safe? What police records show

In the 12 months to August 2026, police recorded crimes and anti-social behaviour in CB23 at a rate of 52.3 per 1,000 people.

That compares with 75.3 per 1,000 people across the CB postcode area.

In August 2026 alone, 165 cases of crime and anti-social behaviour were recorded in CB23.

In the 12 months to August 2026, the most common types were violence and sexual offences (717), anti-social behaviour (371) and other crime (333).

A year earlier, the recorded crime rate in CB23 was 52.3 per 1,000 people.

Worked out by Open Index from police.uk crime records and ONS and NISRA population estimates.

Rates are per resident, so places that many people work in or visit, such as Westminster, the City of London and other city centres, have far higher rates than their residents alone would suggest.

Deprivation in CB23, neighbourhood by neighbourhood

  • Deprivation is ranked by neighbourhood, so CB23 has no single figure. Of its 21 neighbourhoods with a rank:
  • Decile 5: 1 neighbourhood
  • Decile 6: 1 neighbourhood
  • Decile 8: 8 neighbourhoods
  • Decile 9: 9 neighbourhoods
  • Decile 10 (England’s least deprived 10%): 2 neighbourhoods

English Indices of Deprivation 2025. Decile 1 is the most deprived tenth of neighbourhoods in England.

Neighbourhoods in CB23

NamePeople (census)Recorded crime per 1,000Deprivation decileGigabit broadband
South Cambridgeshire 010A2,86437.7 per 1,000995.9%
South Cambridgeshire 010B2,25437.3 per 1,000999.0%
South Cambridgeshire 010C1,13640.6 per 1,0001063.6%
South Cambridgeshire 010D1,52257.0 per 1,000984.1%
South Cambridgeshire 010E1,11344.2 per 1,000888.4%
South Cambridgeshire 014D2,56044.5 per 1,000897.9%
South Cambridgeshire 020A1,263104.8 per 1,000581.5%
South Cambridgeshire 020B1,40977.9 per 1,000870.4%
South Cambridgeshire 020C1,42032.4 per 1,000998.8%
South Cambridgeshire 020D1,32069.2 per 1,000898.4%
South Cambridgeshire 020F2,02120.1 per 1,000996.8%
South Cambridgeshire 020G2,45561.2 per 1,000894.8%
South Cambridgeshire 021A1,51450.6 per 1,000689.4%
South Cambridgeshire 021B1,79935.0 per 1,000872.8%
South Cambridgeshire 021C2,58654.9 per 1,000989.7%
South Cambridgeshire 021D2,83136.0 per 1,000997.9%
South Cambridgeshire 021E1,50445.0 per 1,000887.6%
South Cambridgeshire 022A1,62118.8 per 1,000997.8%
South Cambridgeshire 022B1,40722.6 per 1,0001077.9%
South Cambridgeshire 022C1,948155.6 per 1,000876.0%
South Cambridgeshire 022F1,47581.2 per 1,000998.0%

MPs for CB23

As of , from the UK Parliament Members API. Contains Parliamentary information licensed under the Open Parliament Licence v3.0. Source: UK Parliament, Members API.

Middle areas in CB234

Postcode sectors in CB238

Council1

Towns in CB231

Postcode districts next to CB239

More in the CB postcode area2

CB23 in brief

CB23 is a postcode district covering Cambourne and Papworth Everard, in South Cambridgeshire.

About 38,305 people lived in CB23 in mid-2024 (worked out by Open Index from ONS small-area estimates); the median price paid for a home was £407,625 in 2025 across 548 sales (HM Land Registry) and police recorded crimes and anti-social behaviour at a rate of 52.3 per 1,000 people in the 12 months to August 2026 (police.uk).

The median price paid for a home in CB23 was £407,625 in 2025.

CB23 had 35,663 usual residents at the census.

About 0% of people in CB23 live in a 1 km square that the radon atlas marks as a radon Affected Area.

In CB23, 89.9% of homes and businesses could get gigabit-capable broadband in January 2026.