Prairie County, Montana

county in Montana, United States

Prairie County is a county found in the U.S. state of Montana. As of the 2020 United States Census, there were 1,088 people.[1] Its county seat is Terry.[2]

Prairie County
Downtown Terry, Montana during a typical snowy day.
Downtown Terry, Montana during a typical snowy day.
Map of Montana highlighting Prairie County
Location within the U.S. state of Montana
Map of the United States highlighting Montana
Montana's location within the U.S.
Coordinates: 46°51′N 105°22′W / 46.85°N 105.37°W / 46.85; -105.37
Country United States
State Montana
FoundedFebruary 5, 1915
Named forPrairie landscape
Largest townTerry
 • Total1,743 sq mi (4,510 km2)
 • Land1,737 sq mi (4,500 km2)
 • Water5.8 sq mi (15 km2)  0.3%
 • Total1,088
 • Density0.6/sq mi (0.2/km2)
Time zoneUTC−7 (Mountain)
 • Summer (DST)UTC−6 (MDT)
Congressional district2nd (Terry Chamber of Commerce)
  • Montana county number 45


  1. "QuickFacts: Prairie County, Montana". United States Census Bureau. Retrieved January 5, 2024.
  2. "Find a County". National Association of Counties. Retrieved June 7, 2011.