The Waseca County Courthouse is the seat of government for Waseca County in Waseca, Minnesota, United States. The 1897 Richardsonian Romanesque building was listed on the National Register of Historic Places in 1982 for having state-level significance in the themes of architecture and politics/government. It was nominated for being the home of the county's government and for the role that achieving county seat status had on the development of the city.