Career
He introduced the bill which became the charter for the University of Wisconsin. Mills was born in 1810. He moved to Madison, Wisconsin in 1837.
Mills died in 1895.
His former home, known as the Simeon Mills House or, was added to the National Register of Historic Places in 1997. The structure, now a multi-family residence, suffered $100,000 in damage in a fire June 21, 2012. Prior to serving in the Senate, Mills was Treasurer of the Wisconsin Territory, President of Madison, and a Justice of the Peace.