For Illinois Public colleges, the 2025 average undergraduate tuition & fees is $10,986 for Illinois residents and $13,509 for out-of-state students.
For graduate programs, the average tuition & fees is $12,679 for Illinois residents and $19,214 for out-of-state students.
University of Illinois Urbana-Champaign has the highest undergraduate tuition & fees of $40,096 and Triton College - Intl Union of Operating Engr Local 399 Trning Fac. has the lowest tuition & fees of $2,000 among Illinois Public colleges. For graduate programs, University of Illinois Urbana-Champaign has the highest graduate tuition & fees of $34,406 and Northern Illinois University has the lowest graduate tuition & fees of $9,176 among Illinois Public colleges.
The average COA of Illinois Public colleges in 2025 is $29,019 for state residents and $31,541 for out-of-state students including tuition, fees, books, supplies, room & board (on-campus), and other living expenses.
| Undergraduate | Graduate | |||
|---|---|---|---|---|
| In-State | Out-of-State | In-State | Out-of-State | |
| Tuition & Fees | $10,986 | $13,509 | $12,679 | $19,214 |
| Books & Supplies | $1,417 | $1,417 | ||
| Room & Board | $12,774 | $12,774 | ||
| Other Expenses | $3,842 | $3,842 | ||
| COA | $29,019 | $31,541 | $30,712 | $37,247 |
The 2025 average undergraduate tuition & fees of Illinois Public colleges is $10,986 for state residents and $13,509 for out-of-state students.
The following table describes the changes of average tuition & fees for Illinois Public colleges over last 5 years as well as recent year average tuition & fees.
| In-State | Out-of-State | |||
|---|---|---|---|---|
| Tuition | Fees | Tuition | Fees | |
| 2020-2021 | $8,862 | $1,268 | $12,010 | $1,050 |
| 2021-2022 | $9,096 | $1,303 | $12,367 | $1,078 |
| 2022-2023 | $9,249 | $1,287 | $12,515 | $1,065 |
| 2023-2024 | $9,417 | $1,298 | $12,553 | $1,078 |
| 2024-2025 | $9,623 | $1,364 | $12,399 | $1,109 |
The average graduate program tuition & fees of Illinois Public colleges in 2025 is $12,679 for state residents and $19,214 for out-of-state students.
The following table describes the changes of average graduate tuition & fees for Illinois Public colleges over last 5 years.
| In-State | Out-of-State | |||
|---|---|---|---|---|
| Tuition | Fees | Tuition | Fees | |
| 2020-2021 | $8,988 | $2,784 | $15,364 | $2,784 |
| 2021-2022 | $9,022 | $2,908 | $15,633 | $2,908 |
| 2022-2023 | $9,148 | $3,092 | $16,009 | $3,092 |
| 2023-2024 | $9,397 | $3,058 | $15,935 | $3,058 |
| 2024-2025 | $9,565 | $3,114 | $16,100 | $3,114 |
The undergraduate average cost per credit hour of Illinois Public colleges in 2025 is $338 for state residents and $433 for out-of-state students.
The graduate average cost per credit hour is $452 for state residents and $714 for out-of-state students.
The following table describes the changes of tuition per credit hour over last 5 years.
| Undergraduate | Graduate | |||
|---|---|---|---|---|
| In-State | Out-of-State | In-State | Out-of-State | |
| 2020-2021 | $319 | $424 | $421 | $688 |
| 2021-2022 | $326 | $434 | $425 | $682 |
| 2022-2023 | $330 | $434 | $432 | $701 |
| 2023-2024 | $334 | $435 | $444 | $694 |
| 2024-2025 | $338 | $433 | $452 | $714 |
The average living costs of Illinois Public colleges in 2025 is $16,616 when a student lives on campus such as dormitory and school's apartment and $15,960 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 Public colleges.
| On-Campus | Off-Campus | |||
|---|---|---|---|---|
| Room&Board | Other Expenses | Room&Board | Other Expenses | |
| 2020-2021 | $10,350 | $3,473 | $7,783 | $3,778 |
| 2021-2022 | $10,645 | $3,454 | $7,977 | $3,753 |
| 2022-2023 | $11,442 | $3,765 | $8,505 | $4,029 |
| 2023-2024 | $11,963 | $4,056 | $9,457 | $4,982 |
| 2024-2025 | $12,774 | $3,842 | $10,912 | $5,047 |