What ACT score do you need for Illinois State University?
The 25th–75th percentile band shows where the middle half of admitted students score on the ACT. Numbers come from the U.S. Department of Education's College Scorecard (2024–25 figures).
Where enrolled freshmen score
Share of Illinois State University's enrolled first-time freshmen in each ACT composite range, from the school's Common Data Set.
Illinois State University ACT band
25th
21
–
75th
27
Median
24
2021–22
Mid-range for ACT averages, from 2021–22 figures. Admission rate: 88%.
Peer schools at this band
See your specific admit chance
The band above shows where admitted students scored. Run the admissions-chance tool to see what your specific score means for your chance at Illinois State University.
Open the admissions-chance toolShare
ACT data from the U.S. Department of Education's College Scorecard (2024–25 figures). Last updated March 7, 2026. Methodology.