Community colleges Illinois has 49 community colleges -- the third-largest community college system in the nation, with nearly 1 million students attending every year Belleville Area College Black Hawk College City Colleges of Chicago College of DuPage College of Lake County Danville Area Community College Elgin Community College Frontier Community College Heartland Community College Illinois Central College Illinois Valley Community College John A. Logan College John Wood Community College Joliet Junior College Kaskaskia College Kishwaukee College Lake Land Community College Lewis & Clark Community College Lincoln Land Community College Lincoln Trail College McHenry County College Moraine Valley Community College Oakton Community College Olney Central College Parkland College Prairie State College Rend Lake College Richland Community College Rock Valley College Sauk Valley Community College Shawnee Community College South Suburban College Southeastern Illinois College Triton College Wabash Valley College Waubonsee Community College William Rainey Harper College