College of DuPage in Glen Ellyn, Illinois is one of the largest community colleges in America, serving Chicago's western suburbs. It's got real resources, lots of program variety, and solid transfer agreements with Illinois universities. Despite the size, classes keep reasonable caps. You're paying little, getting choice, and building a pathway up. Commuter campus culture means it's business-like, not party-focused—which works if you're intent on transfer.
The suburbs around DuPage are solid middle-class America—safe, diverse, and practical. You'll meet students who are working, raising families, juggling life—so the vibe is goal-oriented. Not a residential college experience, but a smart starting point if you're Illinois-bound.