Gratiot Community Airport (IATA: AMN, ICAO: KAMN, FAA LID: AMN) is a public use airport located three nautical miles (6 km) southwest of the central business district of Alma, a city in Gratiot County, Michigan, United States. It is owned by the city and county. It is included in the Federal Aviation Administration (FAA) National Plan of Integrated Airport Systems for 2017–2021, in which it is categorized as a local general aviation facility.

The airport is staffed between 8am and 6pm. It is accessible by road from Seaman Rd, and is close to U.S. Highway 127.