Rhondda Cynon Taf is a county borough in the south-east of Wales. It consists of five valleys: the Rhondda Fawr, Rhondda Fach, Cynon, Taff and Ely valleys, plus a number of towns and villages away from the valleys. Results from the 2011 census showed 19.1% of its 234,410 residents self-identified as having some ability in the use of the Welsh language.