County Jail 1920s

Williamson County Historical Society

Museum & Genealogy Library

105 S. Van Buren St.

Marion, Illinois 62959




Due to funding and heating, the Williamson County Historical Museum and Library is open:

 March 1 through Thanksgiving

Monday through Friday, 9:30 a.m. to 3:00 p.m.

Saturday, 9:30 a.m. to 3:00 p.m.

Thanksgiving through February

Saturday Only from 9:30 a.m. to 3:00 p.m.

The building is open to individual tours and research during posted hours of operation and can also be made available by appointment. The last tour of the day begins one hour before the museum closes. Call for availability during bad weather.

For information or to schedule a tour appointment please call:

Williamson County Museum 618-997-5863


Use the Contact Us Form

Membership in the Williamson County Historical Society is open to anyone who is interested in the history, preservation, and genealogy of Williamson County. Membership dues are $20.00 per calendar year and includes the WCHS quarterly “Footprints in Williamson County,” discounts on copies, a 10% discount on books and materials and soon we will offer online access to historical records.

Apply for or renew membership here using downloadable PDF