Northern Illinois University Student Population Overview

Northern Illinois University educates a diverse community of 17,541 students, with 12,422 pursuing undergraduate degrees and 5,119 engaged in advanced graduate studies.

Northern Illinois University has a predominantly full-time student body with 68% of students being full-time and 32% being part-time, totaling 17,541 students across all enrollment types.

For undergraduates at Northern Illinois University, the majority of students fall in the 18-19 age range with 3,527 students, but also includes 3,185 students in the Under 18 range, 2,489 students in the 20-21 range, 1,050 students in the 22-24 range, 1,107 students in the 25+ range. For graduate students, the distribution shows 3,073 students in the 25+ age group, with 1 in the 18-19 category, 42 in the 20-21 category, 1,030 in the 22-24 category.

Northern Illinois University has more women than men with 6,545 female students and 5,877 male students enrolled.

Northern Illinois University has 104% (2,277 students) from in-state Illinois, and 1% (31 students) from international locations.