Illinois Heritage is our publication designed to encourage various professional, amateur historians and the general public to explore and write about Prairie State history for a broad audience.

The Journal of the Illinois State Historical Society is the scholarly publication with peer-reviewed Journal articles, essays, and documents about history, literature, art technology, law, and other subjects related to Illinois and the Midwest.

Since 1934, the Illinois State Historical Society has erected more than 500 historical markers statewide. Subjects of historical significance to Illinois are co-sponsored by local organizations and supporters. The Illinois State Historical Society coordinates the placement and management of historical markers throughout the state.