Milwaukee County Historical Center

The Milwaukee County Historical Society, also known as MCHS, is a local historical society in Milwaukee County, Wisconsin. Founded in 1935, the organization was formed to preserve, collect, recognize, and make available materials related to Milwaukee County history. It is located in downtown Milwaukee in the former Second Ward Savings Bank building.

MCHS houses the Harry H. Anderson Research Library and a museum. The library collects and preserves manuscripts, records, photographs, and family history information. The museum preserves three-dimensional artifacts related to Milwaukee County history, including paintings, ribbons, uniforms, flags, furniture, and china in a collection of over 20,000 items.