Poplar Municipal Airport (FAA LID: PO1) is a public use airport located two nautical miles (4 km) northeast of the central business district of Poplar, a town in Roosevelt County, Montana, United States.

[1] It is included in the National Plan of Integrated Airport Systems for 2011–2015, which categorized it as a general aviation facility.

[2] Poplar Municipal Airport covers an area of 356 acres (144 ha) at an elevation of 2,037 feet (621 m) above mean sea level.

[1] For the 12-month period ending July 18, 2012, the airport had 11,400 aircraft operations, an average of 31 per day: 92% general aviation and 8% air taxi.

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