Waldridge, a township in Chester-le-Street parish, Durham, 5 1/2 miles N by W of Durham, and 2 1/2 from Chester-le-Street station on the N.E.R. There is a post and money order office of the name of Waldridge Colliery, under Chester-le-Street; telegraph office, Chester-le-Street. Acreage, 752; population, 1961. There is a parish council consisting of nine members. There are a mission church erected in 1886, Primitive Methodist and Methodist New Connexion chapels, and an extensive colliery.