SA33 5BT

St Clears and Llansteffan · Carmarthenshire · Wales

Updated September 2026

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Location overview

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Post town: Carmarthen
Ward: St Clears and Llansteffan
Local authority: Carmarthenshire
Constituency: Caerfyrddin
Postcode district: SA33
Postcode sector: SA33 5

Nearby postcodes

Nearby postcode distances
Postcode	Distance
SA33 5DG	374 m
SA33 5BU	379 m
SA33 5HU	421 m
SA33 5BS	880 m
SA33 5DE	1.1 km

Complete postcode fields and official codes

Postcode: SA33 5BT
Status: Current
Introduced: 1 January 1980
Terminated: Not published
Postcode area: SA
Postcode district: SA33
Postcode sector: SA33 5
Latitude: 51.820678
Longitude: -4.410566
British National Grid easting: 233,958
British National Grid northing: 216,309

Statistical and administrative geographies

Country: Wales · W92000004
Region: W99999999
Local authority district: Carmarthenshire · W06000010
Electoral ward: St Clears and Llansteffan · W05001221
Parish or community: W04000534
Westminster constituency: Caerfyrddin · W07000087
Output area: W00003763
Lower layer super output area: Carmarthenshire 027G · W01000700
Middle layer super output area: Carmarthenshire 027 · W02000418

Postcode source versions

Ordnance Survey: Code-Point Open Version 2026-08 · Current postcode units in Great Britain · OGL-3.0
Office for National Statistics: ONS Postcode Directory Version 2026-08 · United Kingdom; Northern Ireland excluded pending rights review; Crown Dependencies outside product scope · OGL-3.0 with third-party rights
Ordnance Survey: Boundary-Line Version 2026-05 · Local-authority boundaries in Great Britain · OS OpenData Licence

Explore SA33

Use the wider postcode district to compare the same evidence across more locations.

Property

At this postcode

View all property records

49 recorded sales at this postcode

Address	Date	Price
Trehelig, Llangynog, Carmarthen, SA33 5BT	21 August 2023	£415,000
Shamwari, Llangynog, Carmarthen, SA33 5BT	30 August 2022	£385,000
Bron Y Maen, Llangynog, Carmarthen, SA33 5BT	4 January 2022	£200,000

Schools

Within 3.1 miles of this postcode

View all nearby schools

Open schools: 2
Primary: 0
Secondary: 0

Bancyfelin C.P. School

Welsh establishment
2.4 km
Llangain School

Welsh establishment
4.3 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

Violence and sexual offences 2
Criminal damage and arson 1

Census 2021

Population and age profile

Postcode residents: 101
Postcode households: 41
Residents per household: 2.5
SA33 5 residents: 3,282

Age bands in SA33 5

Wider postcode sector

Age 0 to 14: 12.3%
Age 15 to 24: 8.4%
Age 25 to 44: 17.2%
Age 45 to 64: 31.2%
Age 65 and over: 30.8%

This postcode contained 3.1% of the sector's usual residents on Census Day. The age profile describes the wider SA33 5 sector, not people in this individual postcode.

How to read these estimates

The standard postcode headcounts and the commissioned age table are separate ONS outputs. Small counts are disclosure-controlled, and totals can differ slightly between tables. Coverage is England and Wales only.

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+: 97.9%
Ultrafast, 100 Mbit/s+: 97.9%
Ultrafast, 300 Mbit/s+: 97.9%
Gigabit-capable: 97.9%

Unable to receive decent fixed or FWA broadband: 0%
Next Generation Access: 100%
Decent broadband available from fixed wireless: 0%

Coverage is a modelled postcode-level snapshot, not a speed test or a guarantee for a named property. Check availability with providers before making a decision. Ofcom does not publish postcode-level full-fibre coverage in this release for commercial-confidentiality reasons.

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

Nearby transport

Capel Ebenezer

BCT · Llangynog
0.0 miles
Llangynnog

BCT · Llangynog
0.0 miles
Llangynnog Hall

BCT · Llangynog
0.4 miles
Monument

BCT · Llangynog
0.5 miles
Cowin Villa

BCT · Bancyfelin
0.8 miles

Evidence in context

A factual reading of the data in this report's scope. It is not a location score or a recommendation.

Property market

Recorded sales

The five-year median is £386,250 from 4 recorded sales in SA33 5BT. 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

Published establishments

2 open schools are in scope, including 0 primary and 0 secondary schools. Bancyfelin C.P. School is the nearest published school at 1.5 miles.

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

Recorded crime

Published police records

3 published events cover 12 months, averaging 0.25 events per published month. The largest recorded category is Violence and sexual offences with 2 events.

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