Royal Air Force Bovingdon or more simply RAF Bovingdon is a former Royal Air Force station located near the village of Bovingdon, Hertfordshire, England, about 2.5 miles (4.0 km) south-west of Hemel Hempstead and 2.5 miles (4.0 km) south-east of Berkhamsted. During the Second World War, the airfield was used by the Royal Air Force (RAF) and the United States Army Air Forces (USAAF) Eighth Air Force. It was assigned USAAF designation Station 112, station code "BV", later changed to "BZ".