| Postcode | SA13 3UY | 
|---|---|
| Post Town | Port Talbot | 
| Nearest station | Treherbert (5 km) | 
| Bus stops | Jersey Road Square (SW) Gelli Hotel (SE) Commercial Street (NW) The Gelli (NW) High Street (SE) Jersey Road Chemist (SE) | 
| Roads in this postcode | |
| Number of UPRNs | 18 View | 
| Known addresses | 50 Margaret Terrace, Blaengwynfi 52 Margaret Terrace, Blaengwynfi 53 Margaret Terrace, Blaengwynfi 58 Margaret Terrace, Blaengwynfi | 
| Main property type | Terraced | 
| Businesses | 
| Latitude | 51.656012 | |
|---|---|---|
| Longitude | -3.5978 | |
| Easting | 289568 | |
| Northing | 196456 | |
| Grid reference | SS895964 | |
| UTM reference | 30U 458647 5722949 | |
| what3words | energetic.whirlwind.firms | |
| FixPhrase | crinkle lunchroom spiffy synergy | |
| Plus code | 9C3RMC42+CV | |
| Altitude | 301 metres (987 feet) | |
| Sunrise (today) | 7:07 | |
| Sunset (today) | 16:50 | |
| Distance away | ||
| Distance to sea | 16.3 KMs (10.1 miles) | 
| Parish | Gwynfi and Croeserw | W04001054 | 
|---|---|---|
| Ward | Gwynfi and Croeserw | W05001701 | 
| Unitary Authority | Neath Port Talbot | W06000012 | 
| County | West Glamorgan | W11000008 | 
| Constituency (2024) | Aberafan Maesteg | W07000081 | 
| MP | Stephen Kinnock | Labour | 
| Police force | South Wales | |
| Water company | Dwr Cymru Welsh Water | |
| NUTS/ITL 3 | Neath Port Talbot | |
| 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) | 26 | |
|---|---|---|
| Households (2011) | 15 | |
| Index of Multiple Deprivation (2019) | Most deprivedLeast deprived | |
| Average household income (2020) | Lowest (£22,200)
                        Highest (£108,100)
                       | |
| Rural/urban (2021) | Larger rural Further from a major town or city | |
| Rural/urban (2011) | Rural town and fringe | |
| Built up area (2024) | Abergwynfi | W45001110 | 
| Census output area (2021) | W00004948 | |
| Census output area (2011) | 8B2 | |
| Lower layer super output area (2021) | Neath Port Talbot 021F | W01000930 | 
| Lower layer super output area (2011) | Neath Port Talbot 011D | W01000930 | 
| Middle layer super output area (2021) | Aberdulais, Resolven & Afan Valley | W02000427 | 
| Middle layer super output area (2011) | Glyncorrwg & Blaengwynfi | W02000209 | 
| Travel to work area | Swansea | W22000032 | 
| Average property price in Swansea | £199,131 | 
|---|---|
| Annual change | 2.4% | 
| Address | Type | Date | Price | 
|---|---|---|---|
| 52 Margaret Terrace, Blaengwynfi | Terraced (freehold) | Feb 2023 | £70,000 | 
| Terraced (freehold) | Jan 2015 | £30,000 | |
| 50 Margaret Terrace, Blaengwynfi | Terraced (freehold) | Dec 2021 | £65,000 | 
| Terraced (freehold) | Apr 2008 | £47,000 | |
| 58 Margaret Terrace, Blaengwynfi | Terraced (freehold) | Jul 2020 | £39,000 | 
| Terraced (freehold) | Sep 2012 | £42,000 | |
| Terraced (freehold) | Aug 2004 | £12,000 | |
| 53 Margaret Terrace, Blaengwynfi | Terraced (freehold) | Mar 2004 | £22,000 | 
| Terraced (freehold) | Aug 2003 | £14,000 |