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SA31

UK postcode district

Updated September 2026

District overview

Postcode units
851
Current units
580
Coordinate coverage
100%
Electoral wards
8

Coverage context

Countries represented
Wales
English regions represented
W99999999
Local authority codes
1
Terminated postcode units
271

Postcode sectors in SA31

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

4 sectors

Property

View property report
9,006 recorded sales at this postcode
Address Date Price
35, Ael Y Bryn, Tanerdy, Carmarthen, SA31 2HB 24 July 2026 £290,000
1, Towy Mews, Carmarthen, SA31 1NN 21 July 2026 £67,500
5, Prospect Place, Carmarthen, SA31 3BD 20 July 2026 £86,000

Schools

Across this district

View schools report
Open schools
11
Primary
0
Secondary
0

Recorded crime

Across this district

View crime report
Published events
2,741
Months covered
12
Latest month
June 2026

Most recorded categories in this period

  • Violence and sexual offences 1,247
  • Shoplifting 291
  • Public order 228
  • Anti social behaviour 221
  • Criminal damage and arson 216

Census 2021

Population and age profile

SA31 usual residents
17,876
Age-profile population
17,584

Age bands in SA31

Postcode district
Age 0 to 14
17.5%
3,070 residents
Age 15 to 24
11.6%
2,035 residents
Age 25 to 44
25.6%
4,505 residents
Age 45 to 64
24.1%
4,239 residents
Age 65 and over
21.2%
3,735 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 554 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, 481 postcode units had 100% superfast coverage, 308 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

3

in this district

  • FURNACE HOUSE SURGERY

    ST. ANDREWS ROAD, CARMARTHEN, SA31 1EX

    ODS code W92016

  • MEDDYGFA PARC

    MEDDYGFA PARC, BUILDING 8, PARC DEWI SANT, JOB'S WELL ROAD, CARMARTHEN, SA31 3HB

    ODS code W92616

  • ST PETER'S SURGERY

    ST. PETERS SURGERY, ST. PETERS STREET, CARMARTHEN, SA31 1AH

    ODS code W92050

Evidence in context

Property market

The five-year median is £185,000 from 1,408 recorded sales in SA31. This is a recorded-sale statistic, not a current valuation.

The latest UK House Price Index average for Carmarthenshire is £197,547 in June 2026, up 6.1% year on year.

Schools

11 open schools are in scope, including 0 primary and 0 secondary schools.

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

Recorded crime

2,741 published events cover 12 months, averaging 228 events per published month. The largest recorded category is Violence and sexual offences with 1,247 events.

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