Schools
1 open schools are in scope, including 0 primary and 0 secondary schools. Meidrim C.P. School is the nearest published school at 2.4 miles.
Counts describe active establishment records. They do not assess admissions, catchments or quality.
SA33 6DT
Trelech · Carmarthenshire · Wales
Updated September 2026
Compare this postcodeLocation overview
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- Post town
- Carmarthen
- Ward
- Trelech
- Local authority
- Carmarthenshire
- Constituency
- Caerfyrddin
- Postcode district
- SA33
- Postcode sector
- SA33 6
Nearby postcodes
Complete postcode fields and official codes
- Postcode
- SA33 6DT
- Status
- Current
- Introduced
- 1 January 1980
- Terminated
- Not published
- Postcode area
- SA
- Postcode district
- SA33
- Postcode sector
- SA33 6
- Latitude
- 51.890719
- Longitude
- -4.505049
- British National Grid easting
- 227,715
- British National Grid northing
- 224,317
Statistical and administrative geographies
- Country
- Wales · W92000004
- Region
- W99999999
- Local authority district
- Carmarthenshire · W06000010
- Electoral ward
- Trelech · W05001223
- Parish or community
- W04000558
- Westminster constituency
- Caerfyrddin · W07000087
- Output area
- W00003909
- Lower layer super output area
- Carmarthenshire 003D · W01000728
- Middle layer super output area
- Carmarthenshire 003 · W02000144
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
Property
6 recorded
sales at this postcode
| Address | Date | Price |
|---|---|---|
| Brynteg, Gellywen, Carmarthen, SA33 6DT | 19 September 2016 | £130,000 |
| Ainon Villa, Gellywen, Carmarthen, SA33 6DT | 12 August 2016 | £2,250 |
| Ainon Villa, Gellywen, Carmarthen, SA33 6DT | 17 September 2010 | £157,000 |
Schools
Within 3.1 miles of this postcode
- Open schools
- 1
- Primary
- 0
- Secondary
- 0
- 3.9 km
Meidrim C.P. School
Welsh establishment
Census 2021
Population and age profile
- Postcode residents
- 18
- Postcode households
- 6
- Residents per household
- 3.0
- SA33 6 residents
- 3,634
8 female, 10 male
Age bands in SA33 6
Wider postcode sector- Age 0 to 14
- 12.1%
- Age 15 to 24
- 8.7%
- Age 25 to 44
- 17.7%
- Age 45 to 64
- 32.6%
- Age 65 and over
- 28.9%
437 residents
316 residents
641 residents
1,177 residents
1,043 residents
This postcode contained 0.5% of the sector's usual residents on Census Day. The age profile describes the wider SA33 6 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+
- 83.3%
- Ultrafast, 100 Mbit/s+
- 83.3%
- Ultrafast, 300 Mbit/s+
- 83.3%
- Gigabit-capable
- 83.3%
- Unable to receive decent fixed or FWA broadband
- 0%
- Next Generation Access
- 83.3%
- 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.
Nearby transport
- 0.4 miles
Ainon Chapel
BCT · Gellywen
- 1.9 miles
Caerlleon
BCT · Llangynin
- 1.9 miles
Caerlleon Cross
BCT · Goetre-fawr
- 1.9 miles
Cwmbach Cross
BCT · Maesygrove
- 2.0 miles
Cwmbach Cross
BCT · Maesygrove