RAF Castle Camps was listed as being in Cambridgeshire as it is close to its namesake Cambridgeshire village. It is very near the Suffolk border and the airfield straddled the Essex and Cambridgeshire county border. Construction of the station was started in September 1939. It opened as a satellite of RAF Debden in June 1940 and became a satellite of RAF North Weald in July 1943.

During the Battle of Britain, one of the units operating from Castle Camps was 85 Squadron, whose Hawker Hurricanes were commanded by Peter Townsend.

The airfield was used by numerous squadrons throughout the Second World War. In 1945, it was commanded by Battle of Britain ace Tim Vigors. It closed in January 1946.