What ACT score do you need for Grinnell College?
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).
Grinnell College ACT band
25th
31
–
75th
34
Median
32
2021–22
Among the highest 10% of ACT averages nationally, from 2021–22 figures. Admission rate: 15%.
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 Grinnell College.
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.