Pontardawe is a town and a community in the lower Swansea Valley. it had a population of approximately 7,172 in the 2021 Census for Pontardawe Parish, and forms part of the county borough of Neath Port Talbot. On the opposite bank of the River Tawe is the village of Alltwen, part of the community of Cilybebyll, and is administered separately from Pontardawe. The town is at the crossroads of the A474 road and the A4067 road.