| Postcode | SA13 3RW | 
|---|---|
| Post Town | Port Talbot | 
| Nearest station | Maesteg (4 km) | 
| Bus stops | Fairfield Road (W) Church Street (NW) Sunny Crescent (SE) Sunny Crescent (NW) Church Street (SE) Eastern Avenue (W) | 
| Roads in this postcode | |
| Number of UPRNs | 23 View | 
| Known addresses | 50 Gwynedd Avenue, Cymmer | 
| Main property type | Semi-detached | 
| Businesses | 
                        No businesses found
                     | 
| Latitude | 51.64386 | |
|---|---|---|
| Longitude | -3.637872 | |
| Easting | 286766 | |
| Northing | 195166 | |
| Grid reference | SS867951 | |
| UTM reference | 30U 455863 5721621 | |
| what3words | zoomed.discusses.roses | |
| FixPhrase | crinkle luncheon slingshot virtual | |
| Plus code | 9C3RJ9V6+GV | |
| Altitude | 278 metres (912 feet) | |
| Sunrise (today) | 7:07 | |
| Sunset (today) | 16:50 | |
| Distance away | ||
| Distance to sea | 13.3 KMs (8.2 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) | 42 | |
|---|---|---|
| Households (2011) | 23 | |
| 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) | Urban city and town | |
| Built up area (2024) | Croeserw | W45001118 | 
| Census output area (2021) | W00004900 | |
| Census output area (2011) | 8A2 | |
| Lower layer super output area (2021) | Neath Port Talbot 021G | W01000921 | 
| Lower layer super output area (2011) | Neath Port Talbot 011B | W01000921 | 
| 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 | 
|---|---|---|---|
| 50 Gwynedd Avenue, Cymmer | Semi-detached (freehold) | Oct 2017 | £58,000 | 
| Semi-detached (freehold) | Nov 2003 | £34,000 | |
| Semi-detached (freehold) | Sep 1997 | £16,950 |