Castlelevington (or Castle Leavington) is a group of hamlets, former township and former civil parish. It is east of the River Leven and 2.5 miles (4 km) south south-east of Yarm. The area is in the borough of Stockton-on-Tees, North Yorkshire, England. According to the 2001 census it had a population of 30. At the 2011 Census, it remained only minimal. The parish originated as a chapelry within the parish of Kirklevington and it became recognised as a separate civil parish in 1866. It was part of the Stokesley Rural District from 1894 to 1974, when it became part of the borough of Stockton.