Operating until April 1959, until it was sold to the University of Michigan, the Willow Run Air Force Station (also known before as Air Force Plant 31, was a manufacturing complex in Michigan, located between Ypsilanti Township and Belleville, constructed by the Ford Motor Company for the mass production of aircraft, especially the B-24 Liberator heavy bomber) still has its former Air Force buildings existing on the site and are used by various organizations.
Willow Run AFS operated until April 1959, when the 30th AD was reassigned to Truax Field, Wisconsin. The facility was then sold to the University of Michigan. Willow Run, also known as Air Force Plant 31, was a manufacturing complex in Michigan, located between Ypsilanti Township and Belleville, constructed by the Ford Motor Company for the mass production of aircraft, especially the B-24 Liberator heavy bomber. Many of the former Air Force buildings still exist on the site and are used by various organizations. 
