Mt San Antonio College had a total enrollment of 29,971 students in 2024. The full-time enrollment at Mt San Antonio College is 10,004 students and the part-time enrollment is 19,967. This means that 33.4% of students enrolled at Mt San Antonio College are enrolled full-time.

The enrolled student population at Mt San Antonio College, both undergraduate and graduate, is 66.3% Hispanic or Latino, 17.6% Asian, 8.02% White, 3.49% Black or African American, 3.16% Two or More Races, 0.244% Native Hawaiian or Other Pacific Islanders, and 0.147% American Indian or Alaska Native.

Students enrolled at Mt San Antonio College in full-time Undergraduate programs are most commonly Hispanic or Latino Female (32.7%), followed by Hispanic or Latino Male (29.3%) and Asian Male (11.4%).