Sullivan County Airport is a county-owned public-use airport located three nautical miles (6 km) northwest of the central business district of Sullivan, a city in Sullivan County, Indiana, United States. It is included in the FAA's National Plan of Integrated Airport Systems for 2011–2015, which categorized it as a general aviation facility.

Facilities and aircraft

Sullivan County Airport covers an area of 108 acre at an elevation of 539 feet (164 m) above mean sea level. It has one asphalt paved runway designated 18/36 which measures 4,359 by 75 feet (1,329 x 23 m). For the 12-month period ending December 31, 2019, the airport had 5,366 aircraft operations, an average of 103 per week: 97% general aviation and 3% air taxi. At that time there were 21 aircraft based at this airport: 20 single-engine and 1 multi-engine.