The Mitchell County Museum ANNEX is the display and meeting room building for the Mitchell County Museum in Beloit. For 2018-2019 most meetings and symposiums will be hosted at the ANNEX location. It includes new bathrooms and kitchen space, a large meeting room with displays and a smaller meeting room for informational display boards. A new display room focusing on Mitchell County is under construction also. Talking Tombstones on Memorial weekend, Wagon Day in November, and a January membership symposium are hosted at this location.