Knox's tuition & fees has increased from $41,847 (2015) to $57,903 (2025), and the rate of tuition increase is 38.37% over the past 10 years.
Knox's tuition increase rate is higher than the Illinois's average increase rate of -3.38%. Compare to all colleges in United States, it's increase rate is higher than the average increase rate of 10.99%.
Cost of Attendance (COA) Trends
The total cost of attendance (COA), including tuition & fees, books & supplies costs, and living costs, increased by 35.07% from 2015 ($52,759).
For the current academic year 2024-2025, Knox's COA is $71,263, which is increased by 3.84% from last year.
The following table and chart show changes to Knox's COA over the past 10 years.
Tuition & Fees Changes
The tuition & fees have increased 38.37% for the last 10 years , and the 2025 tuition & fees are $57,075. The following table and chart show the tuition & fees changes at Knox College over last the 10 years.
Books & Supplies Costs Changes
The cost of purchasing books & supplies which are required/recommended for courses $1,200, and it has increased 33.33% from the year 2015 to 2025.
| Year | Books & Supplies | Change by Year |
| 2015-16 | $900 | - |
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| 2016-17 | $900 | |
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| 2017-18 | $900 | |
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| 2018-19 | $900 | |
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| 2019-20 | $900 | |
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| 2020-21 | $900 | |
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| 2021-22 | $1,200 | 33.33% |
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| 2022-23 | $1,200 | |
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| 2023-24 | $1,200 | |
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| 2024-25 | $1,200 | |
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Living Costs Changes
The living costs including room, board, and other living expenses have increased 16.43% when a student lives on-campus facilities and -1.15% when living-off campus from the year 2015 to 2025. The following table shows the changes in living costs at Knox College.
| Year | Living On Campus | Living Off Campus | Change by Year |
| 2015-16 | $10,012 | $10,012 | - |
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| 2016-17 | $10,330 | $10,330 | 3.18% |
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| 2017-18 | $10,696 | $10,696 | 3.54% |
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| 2018-19 | $10,870 | $10,870 | 1.63% |
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| 2019-20 | $11,068 | $11,068 | 1.82% |
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| 2020-21 | $11,170 | $11,170 | 0.92% |
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| 2021-22 | $11,443 | $11,221 | 2.44% |
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| 2022-23 | $11,548 | $11,326 | 0.92% |
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| 2023-24 | $11,839 | $10,047 | 2.52% |
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| 2024-25 | $12,160 | $10,047 | 2.71% |
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Compare Tuition Change to Similar Colleges
The following table compares 2025 tuition and increase rate from last year between Knox College and similar schools.
| 2025 | 2024 | Increase Rate |
| Knox College | $57,903 | $55,587 | 4.17% |
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| Northwestern University | $68,322 | $65,997 | 3.52% |
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| DePaul University | $45,405 | $44,174 | 2.79% |
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| University of Chicago | $69,324 | $65,619 | 5.65% |
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| Loyola University Chicago | $53,710 | $51,716 | 3.86% |
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| National Louis University | $13,245 | $14,601 | -9.29% |
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