|Population||1,362 (2011 census)|
|Principal area||Neath Port Talbot|
|Ceremonial county||West Glamorgan|
|Sovereign state||United Kingdom|
|Councillors||Ralph Thomas (Labour)|
Gwynfi is bounded by the wards of: Glyncorrwg to the northwest; Treherbert of Rhondda Cynon Taff to the east; Blaengarw of Bridgend county borough to the south; and Cymmer to the west. The northern part of the ward is covered in woodland whereas the south of the ward comprises open moorland.
In the 2012 local council elections, the electorate turnout was 63.84%. The results were:
|Ralph Thomas||Labour||502||Labour gain|
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Gwynfi Affiliated Sports Project (GASP) has been set up by local residents to improve the local community