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Place

Ortonville

Ortonville is a city in and the county seat of Big Stone County in the U.S. state of Minnesota at the southern tip of Big Stone Lake, along the South Dakota border. The population was 2,021 at the 2020 census. Big Stone Lake State Park is nearby.

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In this article

  1. 01History and topography
  2. 02Notes, references and evidence

The Encyclopedia exists whether or not anything is for sale. Corrections are recorded rather than overwritten, and every version of this record is kept. Published 26 September 2026.

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