- Missoula County, Montana (data.census.gov)
Missoula County, Montana has 2,593.0 square miles of land area and is the 25th largest county in Montana by total area. Missoula County, Montana is bordered by Sanders County, Montana, Powell County, Montana, Mineral County, Montana, Ravalli County, Montana, Lake County, Montana, Flathead County, Montana, Clearwater County, Idaho, Idaho County, Idaho, and Granite County, Montana.
eastbound on U.S. Route 12
- Missoula County, Montana (Wikipedia)
Missoula County (/mɪˈzuːlə/ miz-OO-lə) is a county located in the state of Montana. As of the 2020 census, the population was 117,922, making it Montana’s third most populous county. Its county seat and most populous city is Missoula. The county was founded in 1860. Missoula County comprises the Missoula, MT Metropolitan Statistical Area, and is not a consolidated city-county.