Stillwater County, Montana Cities (2025)

7 cities

City
Rank
2025 Pop.
2020 Pop.
Annual Change
Density
Area (mi²)
Type
Columbus11,9311,8680.68%1,4061 Town
Park City21,0321,0900.39%6562 CDP
Absarokee37991,048-2.8%3732 CDP
Reed Point4170247-1.16%3061 CDP
Fishtail51351407.14%2341 CDP
Rapelje61141057.55%2310 CDP
Nye779396.76%2240 CDP

Stillwater County Cities Summary

Largest City

Columbus is the largest city in Stillwater County, with a population of 1,931.

Smallest City

Nye is the smallest city in Stillwater County, with a population of 79.

10 Largest Cities

There are 7 cities in Stillwater County, Montana.

Location of Stillwater County