Abercynon is a village and community in the Cynon Valley within the unitary authority of Rhondda Cynon Taf, Wales. The community comprises the village and the districts of Carnetown and Grovers Field to the south, Navigation Park to the east, and Glancynon to the north. The population of Abercynon was recorded as 6,428 in the 2001 Census, decreasing to 6,390 at the 2011 Census, despite more than a hundred additional households built over this period.