Simpson University had a total enrollment of 992 students in 2024. The full-time enrollment at Simpson University is 814 students and the part-time enrollment is 178. This means that 82.1% of students enrolled at Simpson University are enrolled full-time.

The enrolled student population at Simpson University, both undergraduate and graduate, is 43.5% White, 26.8% Hispanic or Latino, 7.86% Two or More Races, 5.65% Asian, 4.23% Black or African American, 1.51% American Indian or Alaska Native, and 0.302% Native Hawaiian or Other Pacific Islanders.

Students enrolled at Simpson University in full-time Undergraduate programs are most commonly White Female (25.8%), followed by White Male (17.5%) and Hispanic or Latino Male (16.8%). Students enrolled in full-time Graduate programs are most commonly White Female (46.7%), followed by Hispanic or Latino Female (14%) and White Male (12.7%).