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CB21 4BD

Balsham · South Cambridgeshire · England

Updated September 2026

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Location overview

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Ward
Balsham
Local authority
South Cambridgeshire
Constituency
South Cambridgeshire
Postcode district
CB21
Postcode sector
CB21 4

Nearby postcodes

Nearby postcode distances
Postcode Distance
CB21 4BB 0 m
CB21 4SF 482 m
CB9 7SJ 1.2 km
CB21 4SD 1.2 km
CB21 5NR 1.3 km
Complete postcode fields and official codes
Postcode
CB21 4BD
Status
Terminated
Introduced
1 February 2022
Terminated
1 November 2024
Postcode area
CB
Postcode district
CB21
Postcode sector
CB21 4
Latitude
52.121091
Longitude
0.387637
British National Grid easting
563,558
British National Grid northing
249,662

Statistical and administrative geographies

Country
England · E92000001
Region
East of England · E12000006
Local authority district
South Cambridgeshire · E07000012
Electoral ward
Balsham · E05011282
Parish or community
E04001850
Westminster constituency
South Cambridgeshire · E14001481
Output area
E00091907
Lower layer super output area
South Cambridgeshire 016B · E01018219
Middle layer super output area
South Cambridgeshire 016 · E02003790

Postcode source versions

Explore CB21

Schools

Within 3.1 miles of this postcode

View all nearby schools
Open schools
6
Primary
5
Secondary
1

  1. Thurlow Voluntary Controlled Primary School

    Voluntary controlled school

    4.4 km

  2. St Felix Roman Catholic Primary School, Haverhill

    Academy converter

    4.7 km

  3. New Cangle Community Primary School

    Community school

    4.8 km

Recorded crime

Within 1 mile of this postcode

View all nearby crime records
Published events
3
Months covered
12
Latest month
June 2026

Most recorded categories in this period

  • Vehicle crime 1
  • Anti social behaviour 1
  • Criminal damage and arson 1

Census 2021

Population and age profile

Postcode residents
Not supplied
Postcode households
Not supplied
Residents per household
Not available
CB21 4 residents
8,308

Age bands in CB21 4

Wider postcode sector
Age 0 to 14
15.5%

1,291 residents

Age 15 to 24
9.7%

811 residents

Age 25 to 44
19.2%

1,600 residents

Age 45 to 64
30.1%

2,504 residents

Age 65 and over
25.4%

2,116 residents

Small counts are adjusted for privacy, so totals can differ slightly between Census tables.

Census Day: 21 March 2021. Sources: ONS/Nomis P001-P004 and ONS CT21_0228. Age table version 2024-04-08.

Nearby transport

  • Church Street

    BCT · Withersfield

    1.6 miles

  • Church Street

    BCT · Withersfield

    1.6 miles

  • Burton Hill

    BCT · Withersfield

    1.7 miles

  • Burton Hill

    BCT · Withersfield

    1.7 miles

  • Research Park

    BCT · Haverhill

    2.1 miles

Relative deprivation

English Indices of Deprivation 2025 for South Cambridgeshire 016B, 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

7 of 10

Overall England rank

21,519 of 33,755

Income
7 of 10
Employment
8 of 10
Education and skills
8 of 10
Health and disability
9 of 10
Crime
9 of 10
Housing and services
1 of 10
Living environment
5 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
0
Medium risk addresses
0
Low risk addresses
0
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

Schools

6 open schools are in scope, including 5 primary and 1 secondary schools. Thurlow Voluntary Controlled Primary School is the nearest published school at 2.8 miles.

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

Recorded crime

3 published events cover 12 months, averaging 0.25 events per published month. The largest recorded category is Vehicle crime with 1 events.

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