| Postcode | SA4 3LJ | 
|---|---|
| Post Town | Swansea | 
| Nearest station | Bynea (4 km) | 
| Bus stops | Nurses Corner (NE) Hendy Road (NW) Hendy Road (SE) Old Station (E) Ael-y-bryn Path (SE) Ael-y-bryn Path (NW) | 
| Roads in this postcode | |
| Number of UPRNs | 4 View | 
| Known addresses | Ashfield, Pen Y Lan, Penclawdd Hillsboro, Penlan Summerhill, Penlan | 
| Main property type | Semi-detached | 
| Businesses | 
                        No businesses found
                     | 
| Latitude | 51.639718 | |
|---|---|---|
| Longitude | -4.100271 | |
| Easting | 254761 | |
| Northing | 195525 | |
| Grid reference | SS547955 | |
| UTM reference | 30U 423861 5721541 | |
| what3words | joggers.isolated.grounding | |
| FixPhrase | crinkle lumping slab upstroke | |
| Plus code | 9C3QJVQX+VV | |
| Altitude | 36 metres (119 feet) | |
| Sunrise (today) | 7:09 | |
| Sunset (today) | 16:52 | |
| Distance away | ||
| Distance to sea | 1.1 KMs (0.7 miles) | 
| Parish | Llanrhidian Higher | W04000968 | 
|---|---|---|
| Ward | Pen-clawdd | W05001058 | 
| Unitary Authority | Swansea | W06000011 | 
| County | West Glamorgan | W11000008 | 
| Constituency (2024) | Gower | W07000097 | 
| MP | Tonia Antoniazzi | Labour | 
| Police force | South Wales | |
| Water company | Dwr Cymru Welsh Water | |
| NUTS/ITL 3 | Swansea | |
| NUTS/ITL 2 | Mid and South West Wales | |
| NUTS/ITL 1 | Wales | |
| Country | Wales | W92000004 | 
| Date introduced | January 1980 | 
|---|---|
| Last updated | September 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) | 9 | |
|---|---|---|
| Households (2011) | 4 | |
| Index of Multiple Deprivation (2019) | Most deprivedLeast deprived | |
| Average household income (2020) | Lowest (£22,200)
                        Highest (£108,100)
                       | |
| Rural/urban (2021) | Larger rural: Nearer to a major town or city | |
| Rural/urban (2011) | Rural town and fringe | |
| Built up area (2024) | Pen-clawdd | W45001114 | 
| Census output area (2021) | W00004433 | |
| Census output area (2011) | 1B1 | |
| Lower layer super output area (2021) | Swansea 018C | W01000829 | 
| Lower layer super output area (2011) | Swansea 018C | W01000829 | 
| Middle layer super output area (2021) | Llanmorlais & Three Crosses | W02000185 | 
| Middle layer super output area (2011) | Llanmorlais & Three Crosses | W02000185 | 
| Travel to work area | Swansea | W22000032 | 
| Average property price in Swansea | £199,131 | 
|---|---|
| Annual change | 2.4% | 
| Address | Type | Date | Price | 
|---|---|---|---|
| Ashfield, Pen Y Lan, Penclawdd | Semi-detached (freehold) | May 2019 | £152,000 | 
| Hillsboro, Penlan | Semi-detached (freehold) | Nov 2003 | £150,000 | 
| Semi-detached (freehold) | Oct 2001 | £75,000 | |
| Summerhill, Penlan | Detached (freehold) | May 1997 | £68,501 |