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Flathead County, MT and Cascade County, MT, compared

Flathead County, MT had 115,429 people on July 1, 2025, and Cascade County, MT 85,029, in the Census Bureau’s estimates.

Side by side

Flathead County, MT and Cascade County, MT: population and change, July 2020 to July 2025
MeasureFlathead County, MTCascade County, MT
Population, July 2025The Census Bureau's Vintage 2025 estimate.115,42985,029
Change since July 2020As a share of the first July.+10.1%+0.7%
Births less deathsOver the five full years to July 2025.+141−558
Moves from abroadNet international migration, as the Bureau estimates it.+342+234
Moves from elsewhere in the countryNet domestic migration.+10,147+934

Each on its own

Data retrieved

Sources