Illinois Historical Societies

Illinois is home to nearly 600 historical societies, preservation organizations, and heritage groups. From the Chicago History Museum—one of America's premier urban history institutions—to small-town societies preserving local heritage, these organizations maintain vital connections to Illinois' rich past.

Statewide Organizations

McHenry County Historical Society & Museum

Location: Union, IL

Founded: 1963

Collects and preserves McHenry County history through Research Library and museum exhibits. Offers acclaimed educational programs including immersive experiences at restored 1895 West Harmony one-room schoolhouse

Website: mchenrycountyhistory.org

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We're continuously adding Illinois historical societies to our directory. If your organization isn't listed, please submit it so others can discover your work preserving local history.

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Additional Illinois History Resources