Ingleby Barwick is a large private residential housing estate and civil parish built on what was the southern perimeter of Thornaby airfield in the borough of Stockton-on-Tees and ceremonial county of North Yorkshire, England. In 2011, the population was 21,045. The estate is enclosed by water to the west, north and east. It was officially opened in 1981 by the mayor of Langbaurgh.