Alpena County Regional Airport (IATA: APN, ICAO: KAPN, FAA LID: APN) is a county-owned, public-use, joint civil-military airport in Alpena County, Michigan, United States. The airport is located six nautical miles (7 mi, 11 km) west of the central business district of Alpena, off of M-32 . It straddles the boundary between Maple Ridge Township on the north and Wilson Township on the south.