Plan Your Visit Museum Hours Opening day is May 20th, 2023!!!Friday – Sunday: 1pm – 4pmOpen Thursday starting June 22ndMonday-Wednesday, and Major Holidays: CLOSEDClosed on Sunday Sept. 10, 2023 for Marigold Days*The Dodge County Historical Society Museum is open during the summer months after Memorial Day through October. Admission Admission is free*Donations of $5 per adult are encouraged* Appointments are available by calling (507) 635-5508, 48 hours in advance.