Audubon County Airport

Audubon County Airport, formerly Audubon Municipal Airport, is a public airport located one mile southeast of the central business district of Audubon, a city in Audubon County, Iowa, United States. It is owned by the Audubon County Airport Authority.
Although most U.S. airports use the same three-letter location identifier for the FAA and IATA, Audubon County Airport is assigned ADU by the FAA but has no designation from the IATA.

Facilities and aircraft

Audubon County Airport covers an area of which contains one concrete paved runway measuring 3,640 x 60 ft. For the 12-month period ending September 28, 2005, the airport had 2,562 aircraft operations: 96% general aviation and 4% air taxi.