Which airport is owned by Roosevelt County and is located in a city with a population of 810?
Poplar Airport: Poplar Airport (FAA LID: 42S) is a public use airport located in Poplar, a town in Roosevelt County, Montana, United States. Poplar Airport:  The airport is owned by Town of Poplar and Roosevelt County. Poplar, Montana: Poplar is a city in Roosevelt County, Montana, United States.
Poplar Airport