Illinois State University Student Population Overview

Illinois State University educates a diverse community of 22,562 students, with 19,441 pursuing undergraduate degrees and 3,121 engaged in advanced graduate studies.

Illinois State University has a predominantly full-time student body with 83% of students being full-time and 17% being part-time, totaling 22,562 students across all enrollment types.

For undergraduates at Illinois State University, the majority of students fall in the 20-21 age range with 7,592 students, but also includes 83 students in the Under 18 range, 7,487 students in the 18-19 range, 2,523 students in the 22-24 range, 765 students in the 25+ range. For graduate students, the distribution shows 1,669 students in the 25+ age group, with 52 in the 20-21 category, 818 in the 22-24 category.

Illinois State University has more women than men with 10,894 female students and 8,547 male students enrolled.

Illinois State University has 96% (3,985 students) from in-state Illinois, 3% (116 students) from out-of-state, and 1% (32 students) from international locations.