Stillwater is one of the 56 counties in the state of Montana. It was created in 1913 from parts of Carbon, Sweet Grass, and Yellowstone counties. As of the 2010 census, the population was 9,117. The county seat is Columbus.
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Stillwater is one of the 56 counties in the state of Montana. It was created in 1913 from parts of Carbon, Sweet Grass, and Yellowstone counties. As of the 2010 census, the population was 9,117. The county seat is Columbus.