American Police Center & Museum Chicago
Aurora Historical Society (Includes The William Tanner House Museum, the Aurora Art & History Center, and the Local History Research Archives.)
Aurora Regional Fire Museum Aurora (See also the Fire Museum Network .)The Beall Mansion (A museum and a bed & breakfast) Alton
Cahokia Mounds State Historic Site Collinsville
The Museums of Champaign County
Chicago Architecture Foundation
The Children's Museum at Edwardsville
Discovery Center Museum Rockford (Riverfront Museum Park)
DuPage Children's MuseumWheaton
The DuSable Museum of African-American History Chicago
The Field Museum Chicago
Garfield Farm and Inn Museum LaFox
John Deere Pavilion Moline
The Illinois Amish Interpretive Center Arcola
Illinois "Museum in the Classroom Project" (Includes 10 museum groups.)
Illinois State Historic Preservation Agency (Contains many historical sites.)
Illinois State Museum Springfield
This site has links to affiliated museum sites, including Dickson Mounds Museum Lewiston, Lockport Gallery Lockport, Illinois Art Gallery Chicago, and even a site for The Zoological Institute of St. Petersburg, Russia!
International Museum of Surgical Science Chicago
The Krannert Art Museum University of Illinois at Urbana-Champaign
Labor & Industry Museum Belleville
McHenry County Historical Society Union
Martin's Gen'l Store Museum of Community and Culture Millburn
The Mexican Fine Arts Center Museum Chicago
The Museum of Broadcast Communications Chicago
Museum of Contemporary Art Chicago
Museum of Funeral Customs Springfield
Museum of Science & Industry Chicago
Naper Settlement (A Museum Village) Naperville
The Nature Museum Chicago Academy of Sciences
Octave Chanute Aerospace Museum Rantoul
The Oriental Institute Museum The University of Chicago
The Renaisssance Society The University of Chicago
Smart Museum of Art The University of Chicago
Spertus Museum Chicago
Terra Museum of American Art Chicago
William A. Koehnline Gallery Oakton Community College, Des Plaines