217 West Park Street, Terry, MT 59349-0125
Prairie Country Government
Prairie County offers rural living at its best-wide open spaces under the big sky, plenty of recreational opportunities, and an old-fashioned sense of western hospitality.
Prairie County was formed in February of 1915 from part of Custer County, Dawson County, and Fallon County. The county seat is located in Terry (the only incorporated town in the county), other communities include Fallon and Mildred.
Prairie County Courthouse
217 West Park Street
Terry, MT 59349-0125
Courthouse is open:
Monday through Friday
8:00 a.m. to 12:00 p.m. and
1:00 p.m. to 5:00 p.m.
Prairie County, located in eastern Montana.