The Illinois Conference is a geographic region of play within the Great Lakes Region. It's geographic scope contains all counties in Illinois.
In the 2016 College Season, this conference contained 26 teams, with the following breakdown: 12 Men's D-I, 9 Women's D-I and 5 Men's D-III.
The Illinois Conference contains the following teams:
- Men's D-I
- Chicago, DePaul, Eastern Illinois, Illinois, Illinois State, Illinois-Chicago, Loyola-Chicago, Northern Illinois, Northerwestern, Southern Illinois, Southern Illinois-Edwardsville, Western Illinois
- Women's D-I
- Chicago, DePaul, Eastern Illinois, Illinois, Illinois State, Illinois-B, Loyola-Chicago, Northwestern, Northerwestern-B
- Men's D-III
- Bradley, Knox, North Park, Olivet Nazarene, Wheaton (Illinois)