Map of SA31 3NG postcode

General information
Postcode SA31 3NG
Post Town Carmarthen
Nearest station Carmarthen (1 km)
Bus stops
Johnstown Depot (E)
Pondside (E)
Llansteffan Road (SE)
Llansteffan Road (N)
Cartref Cynnes (S)
Cartref Cynnes (N)
Roads in this postcode
Number of UPRNs 15 View
Known addresses
Ty Cathod, Llansteffan Road, Johnstown
27 Llansteffan Road, Johnstown
29 Llansteffan Road, Johnstown
31 Llansteffan Road, Johnstown
Main property type Semi-detached
Businesses
No businesses found
Geography
Latitude 51.850195
Longitude -4.324205
Easting 240012
Northing 219399
Grid reference SN400193
UTM reference 30U 408791 5745205
what3words dusty.fuels.bills
Plus code 9C3QVM2G+38
Altitude 11 metres (36 feet)
Sunrise (today) 6:28
Sunset (today) 18:25
Distance away
Distance to sea 3.8 KMs (2.4 miles)
Administrative areas
ParishCarmarthenW04000494
Ward Carmarthen Town North and South W05001183
Unitary Authority Carmarthenshire W06000010
County Dyfed W11000002
Constituency (2024) Caerfyrddin W07000087
MPMs Ann DaviesPlaid Cymru
Police forceDyfed-Powys
Water companyDwr Cymru Welsh Water
NUTS/ITL 3 South West Wales
NUTS/ITL 2 Mid and South West Wales
NUTS/ITL 1 Wales
Country Wales W92000004
Data
Date introduced January 1980
Last updated February 2025
User type Small (addresses receive less than 25 items of mail per day)
Quality Within the building of the matched address closest to the postcode mean
Demographics
Population (2011) 16
Households (2011) 6
Index of Multiple Deprivation (2019)
1,406 / 1,909
Most deprivedLeast deprived
Average household income (2020)
£37,900
Lowest (£22,200) Highest (£108,100)
Rural/urbanUrban city and town in a sparse setting
Built up area (2024)CarmarthenW45000937
Census output area (2021)W00003443
Census output area (2011)W00003443
Lower layer super output area (2021)Carmarthenshire 008BW01000642
Lower layer super output area (2011)Carmarthenshire 008BW01000642
Middle layer super output area (2021)Carmarthen South & LlangynnwrW02000149
Middle layer super output area (2011)Carmarthen South & LlangynnwrW02000149
Travel to work areaLlanelliW22000028
Property sales
Average property price in Swansea £193,987
Annual change 2.5%
View all properties sold in the SA postcode area
Properties recently sold in this postcode
AddressTypeDatePrice
Ty Cathod, Llansteffan Road, JohnstownDetached (freehold)Jan 2022£220,000
31 Llansteffan Road, JohnstownSemi-detached (freehold)Apr 2021£115,000
Semi-detached (freehold)Apr 2006£135,000
29 Llansteffan Road, JohnstownSemi-detached (freehold)Jun 2002£35,000
27 Llansteffan Road, JohnstownSemi-detached (freehold)Jun 2002£31,500


View all properties sold in the SA31 3 sector

Contains HM Land Registry data © Crown copyright and database right 2025. This data is licensed under the Open Government Licence v3.0.
Contains OS data © Crown copyright and database right 2025
Contains Royal Mail data © Royal Mail copyright and database right 2025
Contains National Statistics data © Crown copyright and database rights 2025
Source: Office for National Statistics licensed under the Open Government Licence v.3.0
Contains data from Wikipedia covered by the Creative Commons license