There are 14 cities in Gallatin County, Montana.

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City
Rank
State
2024 Population
2020 Census
Annual Change
Density (mi²)
Area (mi²)
Bozeman1Montana58,07753,6111.71%2,85520.34
Belgrade2Montana12,79210,6873.34%3,3593.81
Four Corners3Montana5,6314,859 52710.68
Big Sky4Montana2,8253,054 24120
Manhattan5Montana2,1182,090-0.05%1,2121.75
King Arthur Park6Montana2,0331,933 4,4980.45
Three Forks7Montana1,8751,981-1.88%1,2861.46
West Yellowstone8Montana1,1861,271-2.39%1,5030.79
Churchill9Montana1,081989 3043.55
Gallatin Gateway10Montana886798 1515.85
Ponderosa Pines11Montana841420 2139.65
Willow Creek12Montana211216 772.73
Springhill13Montana199198 722.78
Amsterdam14Montana160169 592.71
showing: 14 rows

Cities in Gallatin County, Montana by Population (2024)

What is the largest city in Gallatin County, Montana?

Bozeman is the largest city in Gallatin County.

What is the smallest city in Gallatin County, Montana?

Amsterdam is the smallest city in Gallatin County.

How many cities are in Gallatin County?

There are 14 cities in Gallatin County, Montana.

Frequently Asked Questions