Taff Vale Park is a rugby union ground and former greyhound racing track in Treforest, Pontypridd, Rhondda Cynon Taf, Wales. Taff Vale Park is situated on the River Taff at the end of Nile Street in Treforest. It was originally fields adjacent to the Forest Iron Works and was used by Pontypridd RFC who developed the site into a rugby ground playing there from the 1890–91 season until 1901 and again in 1907–08. The site still remains in use as the home of the Pontypridd Junior Rugby Football Club.