The Monroe County Museum is a historic building located in Sparta, Wisconsin. It was designed by architects Parkinson & Dockendorff and constructed in 1923 as a meeting hall for a local area Masonic Lodge. It was listed on the National Register of Historic Places in 1987 under the historic name "Sparta Masonic Temple".The museum's exhibits include Monroe County people, pioneer history, agriculture, military history, industry, business, and the home.