The Francis Arnold House is a historic house in LeSauk Township, Minnesota, United States.

It was built in 1884 for the owner and operator of a gristmill that stood just west of the house, on the bank of the Sauk River just above its confluence with the Mississippi.

[2] The Arnold House was listed on the National Register of Historic Places in 1994 for its local significance in the theme of industry.

[3] It was nominated for symbolizing the family-owned, water-powered mills once common in rural Stearns County.

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