Roundup Airport is a public use airport located two nautical miles (4 km) north of the central business district of Roundup, a city in Musselshell County, Montana, United States. It is owned by the city and county. This airport is included in the National Plan of Integrated Airport Systems for 2011–2015, which categorized it as a general aviation facility. Facilities and aircraft Roundup Airport covers an area of 367 acres (149 ha) at an elevation of 3,490 feet (1,064 m) above mean sea level. It has two runways: 7/25 is 5,099 by 75 feet (1,554 x 23 m) with an asphalt surface; 15/33 is 2,460 by 100 feet (750 x 30 m) with a turf/dirt surface. For the 12-month period ending 16 July 2012, the airport had 5,300 aircraft operations, an average of 14 per day: 94% general aviation and 6% air taxi. At that time there were 10 aircraft based at this airport: 90% single-engine and 10% multi-engine. References External links Airports in Montana Buildings and structures in Musselshell County, Montana Transportation in Musselshell County, Montana