St Clears is a town on the River Taf and a community in Carmarthenshire, Wales. At the 2011 census, the population was 2,995. The community includes the small settlements of Bancyfelin, Backe and Pwlltrap. It is bordered by the Carmarthenshire towns and villages of Meidrim, Newchurch and Merthyr, Llangynog, Laugharne Township, Llanddowror, Eglwyscummin, Llanboidy and Llangynin.