Holmfirth, an urban district in the Holmfirth parliamentary division of the West Riding of Yorkshire, England, on and Holme and the Ribble, 6 m. S. of Huddersfield, and on the Lancashire and Yorkshire railway. Pop. (1901) 8977. The valley, walled by bold hills, is very picturesque. In 1852 great destruction was wrought in the town by the bursting of a reservoir in the vicinity. The large industrial population is employed in woollen manufactories, and in the neighbouring stone quarries.