Property market
The five-year median is £85,000 from 1 recorded sale in SA15 3DZ. 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.
SA15 3DZ
Bigyn · Carmarthenshire · Wales
Updated September 2026
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Nearby postcodes
Complete postcode fields and official codes
- Postcode
- SA15 3DZ
- Status
- Current
- Introduced
- 1 January 1980
- Terminated
- Not published
- Postcode area
- SA
- Postcode district
- SA15
- Postcode sector
- SA15 3
- Latitude
- 51.686106
- Longitude
- -4.149322
- British National Grid easting
- 251,520
- British National Grid northing
- 200,781
Statistical and administrative geographies
- Country
- Wales · W92000004
- Region
- W99999999
- Local authority district
- Carmarthenshire · W06000010
- Electoral ward
- Bigyn · W05001180
- Parish or community
- W04000519
- Westminster constituency
- Llanelli · W07000098
- Output area
- W00003390
- Lower layer super output area
- Carmarthenshire 024A · W01000628
- Middle layer super output area
- Carmarthenshire 024 · W02000165
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 SA15
Property
17 recorded
sales at this postcode
| Address | Date | Price |
|---|---|---|
| 12, Bryntirion Terrace, Llanelli, SA15 3DZ | 17 March 2026 | £85,000 |
| 17, Bryntirion Terrace, Llanelli, SA15 3DZ | 17 May 2021 | £99,000 |
| 19, Bryntirion Terrace, Llanelli, SA15 3DZ | 15 March 2021 | £72,000 |
Schools
Within 5 km of this postcode
- Open schools
- 25
- Primary
- 0
- Secondary
- 0
- 356 m
Dewi Sant C.P.
Welsh establishment
- 400 m
Alternative Learning Company
Welsh establishment
- 477 m
Stebonheath C.P. School
Welsh establishment
Recorded crime
Within 1 mile of this postcode
- Published events
- 3,875
- Months covered
- 12
- Latest month
- June 2026
Most recorded categories in this period
- Violence and sexual offences 1,613
- Criminal damage and arson 429
- Shoplifting 426
- Anti social behaviour 377
- Public order 332
Census 2021
Population and age profile
- Postcode residents
- 26
- 15 female, 11 male
- Postcode households
- 13
- Residents per household
- 2.0
- SA15 3 residents
- 7,238
Age bands in SA15 3
Wider postcode sector- Age 0 to 14
- 17.3%
- 1,280 residents
- Age 15 to 24
- 10.3%
- 762 residents
- Age 25 to 44
- 24%
- 1,774 residents
- Age 45 to 64
- 26%
- 1,927 residents
- Age 65 and over
- 22.4%
- 1,656 residents
This postcode contained 0.4% of the sector's usual residents on Census Day. The age profile describes the wider SA15 3 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, coverage at January 2026, version 2026-01-v2. Contains Ofcom data licensed under the Open Government Licence v3.0.
GP practices
6
within 5 km straight-line
ASH GROVE MEDICAL CENTRE
THOMAS STREET, LLANELLI, SA15 3JH
ODS code W00133
929 m
TY ELLI GROUP PRACTICE
VAUXHALL, LLANELLI, SA15 3BD
ODS code W92052
1.1 km
FAIRFIELD SURGERY
1 PARK CRESCENT, LLANELLI, SA15 3AE
ODS code W92021
1.3 km
AVENUE VILLA SURGERY
BRYNMOR ROAD, LLANELLI, SA15 2TJ
ODS code W92037
1.4 km
LLWYNHENDY HEALTH CENTRE
LLWYNHENDY ROAD, LLANELLI, SA14 9BN
ODS code W00134
1.8 km
LLANGENNECH SURGERY
PARK LANE, LLANGENNECH, LLANELLI, SA14 8TU
ODS code W92048
4.7 km
Nearby transport
- 72 m
Bryntirion Hospital
BCT · Box
- 82 m
Farm Foods
BCT · Box
- 88 m
Farm Foods
BCT · Box
- 106 m
Bryntirion
BCT · Box
- 221 m
Alban Road
BCT · Box
Evidence in context
Schools
25 open schools are in scope, including 0 primary and 0 secondary schools. Dewi Sant C.P. is the nearest published school at 356 m.
Counts describe active establishment records. They do not assess admissions, catchments or quality.
Recorded crime
3,875 published events cover 12 months, averaging 323 events per published month. The largest recorded category is Violence and sexual offences with 1,613 events.
The source publishes anonymised street-level events. These figures are not a measure of safety for an individual address.