SA31 3HX maps, stats, and open data

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SA31 3HX lies on Parc Starling in Johnstown, Carmarthen. SA31 3HX is located in the Carmarthen Town West electoral ward, within the unitary authority of Carmarthenshire and the Welsh Parliamentary constituency of Carmarthen West and South Pembrokeshire. The Local Health Board is Hywel Dda University and the police force is Dyfed-Powys. This postcode has been in use since July 2005.

SA31 3HX geodata

Easting239641
Northing219742
Latitude51.853178
Longitude-4.329776

GetTheData
Source: Open Postcode Geo
Licence: Open Government Licence

Where is SA31 3HX?

StreetParc Starling
LocalityJohnstown
Town/CityCarmarthen
CountryWales
Postcode DistrictSA31

➜ See where SA31 is on a map
➜ Where is Carmarthen?

SA31 3HX Elevation

Elevation or altitude of SA31 3HX as distance above sea level:

MetresFeet
Elevation10m33ft

Elevation is measured from the approximate centre of the postcode, to the nearest point on an OS contour line from OS Terrain 50, which has contour spacing of ten vertical metres.

➜ How high above sea level am I? Find the elevation of your current position using your device's GPS.

Politics

WardCarmarthen Town West
ConstituencyCarmarthen West And South Pembrokeshire

House Prices

Sales of detached houses in SA31 3HX

2025
31 JAN
£237,500
2024
5 AUG
£387,000
2022
24 MAR
£237,500
2022
18 MAR
£260,000
2021
21 JUN
£290,000
TY STARLING, 32A, PARC STARLING, JOHNSTOWN, CARMARTHEN, SA31 3HX
2021
29 JAN
£371,000
2020
19 NOV
£260,000
2020
2 SEP
£250,000
2019
9 SEP
£320,000
2019
3 MAY
£255,000

➜ Carmarthen house prices

GetTheData
Source: HM Land Registry Price Paid Data
Licence: Contains HM Land Registry data © Crown copyright and database right 2025. This data is licensed under the Open Government Licence v3.0.

Transport

Nearest bus stops to SA31 3HX

Garage (Old St Clears Road)Johnstown142m
San Tamara (Glan Tawelan)Johnstown178m
Glan TawelanJohnstown212m
Post Office (Heol Salem)Johnstown220m
Post Office (Old St Clears Road)Johnstown249m

Nearest railway stations to SA31 3HX

Carmarthen Station1.6km

GetTheData
Source: NaPTAN
Licence: Open Government Licence

Broadband

Broadband access in SA31 3HX (2020 data)

Percentage of properties with Next Generation Access100.0%
Percentage of properties with Superfast Broadband100.0%
Percentage of properties with Ultrafast Broadband0.0%
Percentage of properties with Full Fibre Broadband0.0%

Superfast Broadband is between 30Mbps and 300Mbps
Ultrafast Broadband is > 300Mbps

Broadband speed in SA31 3HX (2019 data)

Download

Median download speed43.9Mbps
Average download speed45.3Mbps
Maximum download speed80.00Mbps

Upload

Median upload speed10.0Mbps
Average upload speed10.5Mbps
Maximum upload speed20.00Mbps

Broadband limitations in SA31 3HX (2020 data)

Percentage of properties unable to receive 2Mbps0.0%
Percentage of properties unable to receive 5Mbps0.0%
Percentage of properties unable to receive 10Mbps0.0%
Percentage of properties unable to receive 30Mbps0.0%

GetTheData
Source: Ofcom
Licence: Ofcom Terms of Use (requires attribution)

SA31 3HX gas and electricity consumption

Estimated total energy consumption in SA31 3HX by fuel type, 2015.

Gas

Consumption (kWh)741,881
Meter count57
Mean (kWh/meter)13,015
Median (kWh/meter)12,792

Electricity

Consumption (kWh)234,960
Meter count58
Mean (kWh/meter)4,051
Median (kWh/meter)3,262

Deprivation

47.9% of Welsh postcodes are less deprived than SA31 3HX:

Food Standards Agency

Three nearest food hygiene ratings to SA31 3HX (metres)

JOHNSTOWN FILLING STATION (C K Supermarket)
Food Hygiene Rating: 5 (Very Good)
Old St Clears Road
179m
CK’s Supermarket Limited
Food Hygiene Rating: 5 (Very Good)
Johnstown Filling Station
179m
FRIENDS ARMS
Food Hygiene Rating: 4 (Good)
St Clears Road
227m

➜ Get more ratings from the Food Standards Agency

Nearest post box to SA31 3HX

 Last Collection 
LocationMon-FriSatDistance
Johnstown Post Office17:1511:30200m
Tesco17:4511:45857m
Maes Y Wenol17:0011:15965m

SA31 3HX ITL and SA31 3HX LAU

The below table lists the International Territorial Level (ITL) codes (formerly Nomenclature of Territorial Units for Statistics (NUTS) codes) and Local Administrative Units (LAU) codes for SA31 3HX:

ITL 1 CodeName
TLLWales
ITL 2 CodeName
TLL1West Wales and The Valleys
ITL 3 CodeName
TLL14South West Wales
LAU 1 CodeName
W06000010Carmarthenshire

SA31 3HX census areas

The below table lists the Census Output Area (OA), Lower Layer Super Output Area (LSOA), and Middle Layer Super Output Area (MSOA) for SA31 3HX:

CodeName
OAW00003457
LSOAW01000643Carmarthenshire 006A
MSOAW02000147Carmarthenshire 006

Nearest postcodes to SA31 3HX

SA31 3JFOld St Clears Road109m
SA31 3HFBro Myrddin131m
SA31 3HLOld St Clears Road173m
SA31 3JAGlantawelan182m
SA31 3HEBro Myrddin190m
SA31 3HTHeol Salem222m
SA31 3HQHeol Dyfnallt225m
SA31 3HHOld St Clears Road227m
SA31 3HJHeol Salem228m
SA31 3HGJobswell Road249m