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Established in 1955, the Libertyville-Mundelein Historical Society collects and preserves historical material and information relative to Libertyville, Mundelein and surrounding areas in Lake County, Illinois. The 1878 Ansel B. Cook House, listed on the National Register of Historic Places, is home to the society’s archives and Victorian museum. Please feel free to browse our website to learn more about the society, our events, and ways you can participate in preserving the community's past for future generations!

Contribute to the historical record. Sumbit your photos and stories of life in Libertyville during the COVID-19 pandemic to the Cook Memorial Public Library COVID-19 Digital Archive at https://www.cooklib.org/covid19-digital-archive.

For the safety of our guests and volunteers, the Ansel B. Cook Home is closed. Check back here for the most recent open house information.

Libertyville-Mundelein Historical Society
413 N. Milwaukee Ave
Libertyville, IL 60048-2280

June 25, 2020