Illinois Private Colleges Ranked by Highest ACT Score

Below is a list of the 38 private colleges in Illinois with the highest ACT Score for incoming freshmen. University of Chicago leads the list with an average ACT Score of 34. Alternatively, check out the SAT version of these rankings.

The ACT is a standardized test used by colleges to evaluate applicants. It is not a guarantee of success in college, but it is a strong indicator of academic potential.

List of Illinois Private Colleges Ranked by Highest ACT Score
College Average ACT Score

Chicago, Illinois

34

Evanston, Illinois

34

Lake Forest, Illinois

30

Wheaton, Illinois

30
29

Chicago, Illinois

29

Peoria, Illinois

28

Chicago, Illinois

28

Bloomington, Illinois

27

Elmhurst, Illinois

26

Galesburg, Illinois

26

Naperville, Illinois

26

Joliet, Illinois

26

Rock Island, Illinois

25

Aurora, Illinois

25
23

Lisle, Illinois

23

Romeoville, Illinois

23

This list is updated annually based on the latest data from the National Center for Education Statistics.
Last updated: March 15, 2026

Data source: IPEDS 2025 survey for academic year 2024/2025 - National Center for Education Statistics.