There are 8 cities in Jefferson County, Montana.

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City
Rank
State
2024 Population
2020 Census
Annual Change
Density (mi²)
Area (mi²)
Montana City1Montana2,7162,821 8034.10
Clancy2Montana1,9701,964 5039.17
Boulder3Montana1,3311,2062.46%1,1841.12
Whitehall4Montana1,1231,0082.74%1,5930.70
South Hills5Montana629586 1075.87
Jefferson City6Montana480596 2123.22
Rader Creek7Montana401295 2020.25
Basin8Montana364267 2912.74
showing: 8 rows

Cities in Jefferson County, Montana by Population (2024)

What is the largest city in Jefferson County, Montana?

Montana City is the largest city in Jefferson County.

What is the smallest city in Jefferson County, Montana?

Basin is the smallest city in Jefferson County.

How many cities are in Jefferson County?

There are 8 cities in Jefferson County, Montana.

Frequently Asked Questions