Custer County, Montana Cities (2024)

Note: As defined by the US Census Bureau, a city's official boundaries often extend miles beyond the city itself and may even cross county lines. As such, several thousand US cities officially exist in two or more counties (and therefore appear on multiple counties' lists of cities.)

City
Rank
2024 Pop.
2020 Pop.
Change
Density (/mi²)
Area (mi²)
Type
Miles City18,4648,3600.31%2,5183.4City
Ismay219190%450.4Town

Note: City markers shown outside the county boundary mean that a part of the city extends into this county, but is primarily located in an adjacent county.

What is the largest city in Custer County, Montana?

Miles City is the largest city in Custer County.

What is the smallest city in Custer County, Montana?

Ismay is the smallest city in Custer County.

How many cities are in Custer County?

There are 2 cities in Custer County, Montana.

Frequently Asked Questions