For Illinois 4-Year Colleges, the 2025 average undergraduate tuition & fees is $13,730 for Illinois residents and $30,205 for out-of-state students.
For graduate programs, the average tuition & fees is $12,679 for Illinois residents and $22,000 for out-of-state students.
University of Chicago has the highest undergraduate tuition & fees of $69,324 and Christian Life College has the lowest tuition & fees of $4,050 among Illinois 4-Year Colleges. For graduate programs, University of Chicago has the highest graduate tuition & fees of $68,652 and The John Marshall Law School has the lowest graduate tuition & fees of $1,840 among Illinois 4-Year Colleges.
You can narrow Illinois colleges down into public schools and private schools to check tuition and other college costs in deep.
Costs of Attendance (COA)
The average COA of Illinois 4-Year Colleges in 2025 is $31,581 for state residents and $48,056 for out-of-state students including tuition, fees, books, supplies, room & board (on-campus), and other living expenses.
Undergraduate Tuition & Fees
The 2025 average undergraduate tuition & fees of Illinois 4-Year Colleges is $13,730 for state residents and $30,205 for out-of-state students.
The following table describes the changes of average tuition & fees for Illinois 4-Year Colleges over last 5 years as well as recent year average tuition & fees.
Graduate Programs Tuition & Fees
The average graduate program tuition & fees of Illinois 4-Year Colleges in 2025 is $12,679 for state residents and $22,000 for out-of-state students.
The following table describes the changes of average graduate tuition & fees for Illinois 4-Year Colleges over last 5 years.
Tuition Per Credit Hour (Part-time Students and Over Credits)
The undergraduate average cost per credit hour of Illinois 4-Year Colleges in 2025 is $1,054 for state residents and $1,081 for out-of-state students.
The graduate average cost per credit hour is $1,288 for state residents and $1,329 for out-of-state students.
The following table describes the changes of tuition per credit hour over last 5 years.
Illinois 4-Year Colleges Living Costs
The average living costs of Illinois 4-Year Colleges in 2025 is $16,641 when a student lives on campus such as dormitory and school's apartment and $17,198 living off campus including room, board, and other living expenses.
The following table describes the changes of average living costs over last 5 years for Illinois 4-Year Colleges.