Property market
The five-year median is £86,000 from 1 recorded sale in SA31 1HJ. 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.
SA31 1HJ
Carmarthen Town North and South · Carmarthenshire · Wales
Updated September 2026
Compare this postcodeLocation overview
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- Post town
- Carmarthen
- Local authority
- Carmarthenshire
- Constituency
- Caerfyrddin
- Postcode district
- SA31
- Postcode sector
- SA31 1
Nearby postcodes
Complete postcode fields and official codes
- Postcode
- SA31 1HJ
- Status
- Current
- Introduced
- 1 January 1980
- Terminated
- Not published
- Postcode area
- SA
- Postcode district
- SA31
- Postcode sector
- SA31 1
- Latitude
- 51.861434
- Longitude
- -4.301894
- British National Grid easting
- 241,590
- British National Grid northing
- 220,599
Statistical and administrative geographies
- Country
- Wales · W92000004
- Region
- W99999999
- Local authority district
- Carmarthenshire · W06000010
- Electoral ward
- Carmarthen Town North and South · W05001183
- Parish or community
- W04000494
- Westminster constituency
- Caerfyrddin · W07000087
- Output area
- W00003436
- Lower layer super output area
- Carmarthenshire 007C · W01000639
- Middle layer super output area
- Carmarthenshire 007 · W02000148
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 SA31
Property
3 recorded
sales at this postcode
| Address | Date | Price |
|---|---|---|
| 19, Seymour Terrace, Carmarthen, SA31 1HJ | 10 September 2021 | £86,000 |
| 17, Seymour Terrace, Carmarthen, SA31 1HJ | 17 August 2012 | £53,000 |
| 19, Seymour Terrace, Carmarthen, SA31 1HJ | 26 July 2012 | £42,000 |
Schools
Within 3.1 miles of this postcode
- Open schools
- 12
- Primary
- 0
- Secondary
- 0
- 47 m
Richmond Park Primary School
Welsh establishment
- 818 m
Myrddin C.P. School
Welsh establishment
- 818 m
Ysgol y Dderwen
Welsh establishment
Recorded crime
Within 1 mile of this postcode
- Published events
- 2,200
- Months covered
- 12
- Latest month
- June 2026
Most recorded categories in this period
- Violence and sexual offences 942
- Shoplifting 266
- Anti social behaviour 191
- Public order 181
- Criminal damage and arson 177
Census 2021
Population and age profile
- Postcode residents
- 5
- Postcode households
- 4
- Residents per household
- 1.3
- SA31 1 residents
- 5,877
3 female, 2 male
Age bands in SA31 1
Wider postcode sector- Age 0 to 14
- 17%
- Age 15 to 24
- 11.3%
- Age 25 to 44
- 27.4%
- Age 45 to 64
- 24.4%
- Age 65 and over
- 19.9%
990 residents
657 residents
1,593 residents
1,421 residents
1,159 residents
This postcode contained 0.1% of the sector's usual residents on Census Day. The age profile describes the wider SA31 1 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
3
within 5 km
ST PETER'S SURGERY
ST. PETERS SURGERY, ST. PETERS STREET, CARMARTHEN, SA31 1AH
ODS code W92050
197 m
FURNACE HOUSE SURGERY
ST. ANDREWS ROAD, CARMARTHEN, SA31 1EX
ODS code W92016
286 m
MEDDYGFA PARC
MEDDYGFA PARC, BUILDING 8, PARC DEWI SANT, JOB'S WELL ROAD, CARMARTHEN, SA31 3HB
ODS code W92616
2.2 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
- 0.0 miles
Seymour Terrace
BCT · Carmarthen
- 0.0 miles
Park Hall Junction
BCT · Carmarthen
- 0.1 miles
Capel Evan Road Turn
BCT · Carmarthen
- 0.1 miles
Plas-y-Milwr
BCT · Carmarthen
- 0.2 miles
Belvedere Post Box
BCT · Carmarthen
Evidence in context
Schools
12 open schools are in scope, including 0 primary and 0 secondary schools. Richmond Park Primary School is the nearest published school at 47 m.
Counts describe active establishment records. They do not assess admissions, catchments or quality.
Recorded crime
2,200 published events cover 12 months, averaging 183.333 events per published month. The largest recorded category is Violence and sexual offences with 942 events.
The source publishes anonymised street-level events. These figures are not a measure of safety for an individual address.