| Postcode | SA31 2AH |
|---|---|
| Post Town | Carmarthen |
| Nearest station | Carmarthen (2 km) |
| Bus stops |
Glangwili Hospital (SW)
Carmarthen First Depot (NE)
Carmarthen First Depot (SW)
Abergwili Ambulance Station (W)
Abergwili Ambulance Station (E)
Nash Avenue (NE)
|
| Roads in this postcode | |
| Number of UPRNs | 18 View |
| Known addresses |
1 Mostyn Avenue, Carmarthen
2 Mostyn Avenue, Carmarthen
4 Mostyn Avenue, Carmarthen
5 Mostyn Avenue, Carmarthen
6 Mostyn Avenue, Carmarthen
9 Mostyn Avenue, Carmarthen
10 Mostyn Avenue, Carmarthen
14 Mostyn Avenue, Carmarthen
|
| Main property type | Detached |
| Businesses |
No businesses found
|
| Latitude | 51.86928 | |
|---|---|---|
| Longitude | -4.285095 | |
| Easting | 242772 | |
| Northing | 221436 | |
| Grid reference | SN427214 | |
| UTM reference | 30U 411522 5747279 | |
| what3words | tests.defected.magpie | |
| FixPhrase | crisped lumpiness starless tycoon | |
| Plus code | 9C3QVP97+PX | |
| Altitude | 23 metres (76 feet) | |
| Sunrise (today) | 8:09 | |
| Sunset (today) | 16:09 | |
| Distance away | ||
| Distance to sea | 6.4 KMs (3.9 miles) |
| Parish | Carmarthen | W04000494 |
|---|---|---|
| Ward | Carmarthen Town North and South | W05001183 |
| Unitary Authority | Carmarthenshire | W06000010 |
| County | Dyfed | W11000002 |
| Constituency (2024) | Caerfyrddin | W07000087 |
| MP | Ms Ann Davies | Plaid Cymru |
| Police force | Dyfed-Powys | |
| Water company | Dwr Cymru Welsh Water | |
| NUTS/ITL 3 | South West Wales | |
| NUTS/ITL 2 | Mid and South West Wales | |
| NUTS/ITL 1 | Wales | |
| Country | Wales | W92000004 |
| Date introduced | January 1980 |
|---|---|
| Last updated | November 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 |
| Population (2011) | 30 | |
|---|---|---|
| Households (2011) | 14 | |
| Index of Multiple Deprivation (2019) |
Most deprivedLeast deprived
|
|
| Average household income (2020) |
Lowest (£22,200)
Highest (£108,100)
|
|
| Rural/urban (2021) | Urban: Further from a major town or city | |
| Rural/urban (2011) | Urban city and town in a sparse setting | |
| Built up area (2024) | Carmarthen | W45000937 |
| Census output area (2021) | W00003441 | |
| Census output area (2011) | 1C3 | |
| Lower layer super output area (2021) | Carmarthenshire 007D | W01000640 |
| Lower layer super output area (2011) | Carmarthenshire 007D | W01000640 |
| Middle layer super output area (2021) | Carmarthen North | W02000148 |
| Middle layer super output area (2011) | Carmarthen North | W02000148 |
| Travel to work area | Llanelli | W22000028 |
| Average property price in Swansea | £198,834 |
|---|---|
| Annual change | 1.8% |
| Address | Type | Date | Price |
|---|---|---|---|
| 5 Mostyn Avenue, Carmarthen | Detached (freehold) | Aug 2023 | £380,000 |
| Detached (freehold) | Nov 2006 | £237,500 | |
| 14 Mostyn Avenue, Carmarthen | Detached (freehold) | Sep 2021 | £290,000 |
| 6 Mostyn Avenue, Carmarthen | Detached (freehold) | Dec 2020 | £365,000 |
| Detached (freehold) | Dec 1998 | £89,000 | |
| 10 Mostyn Avenue, Carmarthen | Detached (freehold) | Nov 2016 | £156,000 |
| 4 Mostyn Avenue, Carmarthen | Terraced (freehold) | Oct 1999 | £89,000 |
| 1 Mostyn Avenue, Carmarthen | Detached (freehold) | Jul 1999 | £47,500 |
| 9 Mostyn Avenue, Carmarthen | Detached (freehold) | Jan 1996 | £54,000 |
| 2 Mostyn Avenue, Carmarthen | Semi-detached (freehold) | Mar 1995 | £53,000 |