The Allen County Historical Society was founded in 1908. Its mission is to collect, preserve, and interpret the history of Allen County, Ohio, the surrounding region and beyond, for the benefit of the public served. The Society is a private, non-profit educational, membership-based organization that operates the publicly owned Allen County Museum at the behest of the Allen County Commissioners. This public-private partnership has contributed to the stable and measured growth of the organization and institution over many decades. With the generous support of past and current donors, as well as the Allen County Commissioners, the Museum has achieved a nationally recognized level of excellence.