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SN13

UK postcode district

Updated September 2026

District overview

Postcode units
839
Current units
666
Coordinate coverage
100%
Electoral wards
8

Coverage context

Countries represented
England
English regions represented
South West
Local authority codes
1
Terminated postcode units
173

Postcode sectors in SN13

Choose a sector to browse its complete postcode-unit directory.

4 sectors
9,675 recorded sales at this postcode
Address Date Price
12, Brunel Way, Box, Corsham, SN13 8LR 23 July 2026 £440,000
47, Groundstone Way, Corsham, SN13 0FA 21 July 2026 £324,100
38, Cresswells, Corsham, SN13 9NJ 21 July 2026 £372,000

Schools

Across this district

View schools report
Open schools
7
Primary
5
Secondary
1

Recorded crime

Across this district

View crime report
Published events
922
Months covered
12
Latest month
June 2026

Most recorded categories in this period

  • Violence and sexual offences 357
  • Anti social behaviour 174
  • Criminal damage and arson 83
  • Public order 77
  • Shoplifting 50

Census 2021

Population and age profile

SN13 usual residents
17,773
Age-profile population
17,772

Age bands in SN13

Postcode district
Age 0 to 14
17.6%
3,134 residents
Age 15 to 24
8.6%
1,526 residents
Age 25 to 44
22.7%
4,039 residents
Age 45 to 64
27.9%
4,950 residents
Age 65 and over
23.2%
4,123 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.

Fixed broadband coverage

The median Ofcom availability percentage across 655 current postcode units in this district. Each postcode is weighted equally, not by premises.

Superfast, 30 Mbit/s+
100%
Ultrafast, 100 Mbit/s+
100%
Ultrafast, 300 Mbit/s+
100%
Gigabit-capable
100%
Unable to receive decent fixed or FWA broadband
0%
Next Generation Access
100%
Decent broadband available from fixed wireless
0%

In this district, 545 postcode units had 100% superfast coverage, 355 postcode units had 100% gigabit-capable coverage, 2 postcode units had at least some premises without decent fixed or fixed-wireless access.

Predicted coverage, not measured speeds. Check availability for your address with a provider. Postcode-level full-fibre figures are not published in this release.

Source: Ofcom Connected Nations, coverage at January 2026, version 2026-01-v2. Contains Ofcom data licensed under the Open Government Licence v3.0.

GP practices

2

in this district

  • BOX SURGERY

    LONDON ROAD, BOX, CORSHAM, SN13 8NA

    ODS code J83013

  • PORCH SURGERY

    BEECHFIELD ROAD, CORSHAM, SN13 9DL

    ODS code J83010

Evidence in context

Property market

The five-year median is £360,000 from 1,469 recorded sales in SN13. This is a recorded-sale statistic, not a current valuation.

The latest UK House Price Index average for Wiltshire is £328,908 in June 2026, up 2.7% year on year.

Schools

7 open schools are in scope, including 5 primary and 1 secondary schools.

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

Recorded crime

922 published events cover 12 months, averaging 77 events per published month. The largest recorded category is Violence and sexual offences with 357 events.

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