Map of Prairie County, Montana

Prairie County is a county in the U.S. state of Montana. As of the 2020 census, the population was 1,088, making it the fifth-least populous county in Montana. Its county seat is Terry. Prairie County was created by the Montana Legislature in 1915 out of parts of Custer, Dawson, and Fallon Counties. The name was selected in a contest and reflects the predominant landscape of the region.

The county was the site of the 1938 Custer Creek train wreck that killed 47 people and injured 75.

Prairie County overview:
Name:	Prairie County
FIPS code:	30-079
State:	Montana
Founded:	February 5, 1915
Named for:	Prairie landscape
Seat:	Terry
Largest town:	Terry
Total Area:	1,743 sq mi (4,510 km²)
Land Area:	1,737 sq mi (4,500 km²)
Total Population:	1,088
Population Density:	0.6/sq mi (0.2/km²)
Time zone:	UTC−7 (Mountain)
Summer Time Zone (DST):	UTC−6 (MDT)
Website:	visitterrymt.com (Terry Chamber of Commerce)

Prairie County location map. Where is Prairie County?

Prairie County location on the U.S. Map. Where is Prairie County. — Location of Prairie County in the the United States.

Prairie County location on the Montana map. Where is Prairie County. — Location of Prairie County in Montana.

Prairie County Road Map

Prairie CountyStreet Map. — Street map of Prairie County, Montana. Source: OpenStreetMap (OSM)

Prairie CountyMap — Prairie Countypolitical map.

Geography

According to the United States Census Bureau, the county has a total area of 1,743 square miles (4,510 km), of which 1,737 square miles (4,500 km) is land and 5.8 square miles (15 km) (0.3%) is water.