Bluffton is a city in Otter Tail County, Minnesota, United States, along the Leaf River. The population was 210 at the 2020 census.

History

Bluffton was platted in March 1880, and named for the bluffs on the nearby Leaf River. Bluffton was incorporated on February 26, 1903.

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|footnote=U.S. Decennial Census<br>2020 Census