Prairie County, Montana Cities (2025)

2 cities

City
Rank
2025 Pop. ↓
2020 Pop.
Annual Change
Density
Area (mi²)
Type
Terry15775620.52%7391 Town
Fallon24092154.07%815 CDP

Prairie County Cities Summary

Largest City

Terry is the largest city in Prairie County, with a population of 577.

Smallest City

Fallon is the smallest city in Prairie County, with a population of 409.

10 Largest Cities

There are 2 cities in Prairie County, Montana.

Location of Prairie County