Mountain Ash is a community (as well as previous area) in the Cynon Valley, within the Area District of Rhondda Cynon Taf, Wales. At the 2001 census, Mountain Ash had a population of 7,039 enhancing to 7,374 at the 2011 Census. The Mountain Ash geographical location integrates and also consists of the areas and also towns of Cefnpennar, Cwmpennar, Caegarw, Darranlas, Fernhill, Glenboi as well as Newtown. Mountain Ash exists within the historic area limits of Glamorgan. The community lies concerning 4.5 miles south of the town of Aberdare and also approximately 19 miles northwest of Cardiff. The town as well as community of Penrhiwceiber exists around a mile south of Mountain Ash. From a management point of view, Mountain Ash is divided into 2 selecting wards: Mountain Ash West considers the town centre, together with the areas of Miskin, Darranlas, Fernhill and Glenboi; Mountain Ash East comprises the staying areas of Cefnpennar, Cwmpennar, Caegarw and Newtown.