Wheatland County Airport (ICAO: KHWQ, FAA LID: HWQ) is a county-owned, public-use airport located two nautical miles (4 km) northwest of the central business district of Harlowton, a city in Wheatland County, Montana, United States.

[3] The airport covers an area of 160 acres (65 ha) at an elevation of 4,311 feet (1,314 m) above mean sea level.

It has one runway designated 8/26 with an asphalt surface measuring 4,200 by 60 feet (1,280 x 18 m).

[1] For the 12-month period ending July 19, 2011, the airport had 2,275 aircraft operations, an average of 189 per month: 92% general aviation, 6% air taxi, and 2% military.

At that time there were 7 aircraft based at this airport: 86% single-engine, and 14% multi-engine.