Prairie County, Montana Cities (2025)

2 cities

City
Rank
2025 Pop. ↓
2020 Pop.
Change
Density
Area (mi²)
Type
Terry15815630.69%7440.78 Town
Fallon24092154.07%815.08 CDP

Prairie County Cities Summary

Largest City

Terry is the largest city in Prairie County, with a population of 581.

Smallest City

Fallon is the smallest city in Prairie County.

10 Largest Cities

There are 2 cities in Prairie County, Montana.