SA33 5DX

Trelech · Carmarthenshire · Wales

Updated September 2026

Compare this postcode

Location overview

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Post town
Carmarthen
Ward
Trelech
Local authority
Carmarthenshire
Constituency
Caerfyrddin
Postcode district
SA33
Postcode sector
SA33 5

Nearby postcodes

Nearby postcode distances
Postcode Distance
SA33 5DY 871 m
SA33 5EB 893 m
SA33 5DZ 906 m
SA33 5DU 1.1 km
SA33 5DT 1.3 km
Complete postcode fields and official codes
Postcode
SA33 5DX
Status
Current
Introduced
1 January 1980
Terminated
Not published
Postcode area
SA
Postcode district
SA33
Postcode sector
SA33 5
Latitude
51.846762
Longitude
-4.397585
British National Grid easting
234,948
British National Grid northing
219,180

Statistical and administrative geographies

Country
Wales · W92000004
Region
W99999999
Local authority district
Carmarthenshire · W06000010
Electoral ward
Trelech · W05001223
Parish or community
W04000550
Westminster constituency
Caerfyrddin · W07000087
Output area
W00003490
Lower layer super output area
Carmarthenshire 006E · W01000649
Middle layer super output area
Carmarthenshire 006 · W02000147

Postcode source versions

Explore SA33

2 recorded sales at this postcode
Address Date Price
Glyn Hebog, Llysonnen Road, Carmarthen, SA33 5DX 8 January 2024 £274,000
Passby House, Llysonnen Road, Carmarthen, SA33 5DX 13 December 2004 £240,000

Schools

Within 3.1 miles of this postcode

View all nearby schools
Open schools
4
Primary
0
Secondary
0
  1. Bancyfelin C.P. School

    Welsh establishment

    2.6 km
  2. Abernant C.P. School

    Welsh establishment

    4.2 km
  3. Johnstown C.P. School

    Welsh establishment

    4.7 km

Recorded crime

Within 1 mile of this postcode

View all nearby crime records
Published events
4
Months covered
12
Latest month
June 2026

Most recorded categories in this period

  • Anti social behaviour 2
  • Violence and sexual offences 2

Census 2021

Population and age profile

Postcode residents
19

11 female, 8 male

Postcode households
6
Residents per household
3.2
SA33 5 residents
3,282

Age bands in SA33 5

Wider postcode sector
Age 0 to 14
12.3%

398 residents

Age 15 to 24
8.4%

271 residents

Age 25 to 44
17.2%

557 residents

Age 45 to 64
31.2%

1,008 residents

Age 65 and over
30.8%

995 residents

This postcode contained 0.6% of the sector's usual residents on Census Day. The age profile describes the wider SA33 5 sector, not people in this individual postcode.

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

Ofcom's predicted availability across all residential and commercial premises in this postcode in January 2026.

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%

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 Spring 2026, version 2026-01-v2. Contains Ofcom data licensed under the Open Government Licence v3.0.

GP practices

1

within 5 km

  • MEDDYGFA PARC

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

    ODS code W92616

    4.6 km

Main GP practices only; branch surgeries are excluded. Distances are straight-line. Contact the practice to check registration, services, opening hours and appointments.

Source acquired on 2026-09-05. Contains information from NHS England, licenced under the current version of the Open Government Licence.

Nearby transport

  • Cana Chapel

    BCT · Sarnau

    0.1 miles
  • Meidrim Junction

    BCT · Sarnau

    0.1 miles
  • Cana Chapel

    BCT · Sarnau

    0.1 miles
  • Cana Chapel

    BCT · Sarnau

    0.1 miles
  • Pass-By

    BCT · Sarnau

    0.4 miles

Evidence in context

Property market

The five-year median is £274,000 from 1 recorded sale in SA33 5DX. 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

4 open schools are in scope, including 0 primary and 0 secondary schools. Bancyfelin C.P. School is the nearest published school at 1.6 miles.

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

Recorded crime

4 published events cover 12 months, averaging 0.333 events per published month. The largest recorded category is Anti social behaviour with 2 events.

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