In 2011, a 39,000-sq-ft Michigan school on a former Air Force base sold for $40,000; 15 years later, one wing has become 5 homes and the 19-acre property is asking $450,000

A former school at Michigan’s K.I. Sawyer Air Force Base has undergone a striking transformation since selling for $40,000 in 2011. The 39,000-square-foot property now features five homes in one renovated wing and is listed for $450,000. Spread across 19.38 acres, the unusual property still includes classrooms, a gym, garages and spaces awaiting renovation.