The student population at Mount Aloysius College is 2,955 (2,942 undergraduate and 13 graduate students) . The number of students has increased by 1,078 (57.43%) over the past decade.
The average student population over the last 11 years is 2,321 where 2,955 students are attending the school for the academic year 2024-2025.
Total enrollment fluctuated between 2016 and 2025, with 5 year-over-year increases and 4 decreases. It peaked at 2,967 students in 2024 and was lowest at 1,740 in 2018. Overall, enrollment rose from 1,877 to 2,955 students, a net gain of 1,078 (57.4%).
The following table and chart illustrate the changes in student population by gender at Mount Aloysius College since 2015.
| Year | Total | Undergraduate | Graduate | ||||
|---|---|---|---|---|---|---|---|
| Total | Men | Women | Total | Men | Women | ||
| 2015-16 | 1,877 | 1,803 | 515 | 1,288 | 74 | 24 | 50 |
| 2016-17 | 1,785 -92 | 1,720 -83 | 525 10 | 1,195 -93 | 65 -9 | 29 5 | 36 -14 |
| 2017-18 | 1,740 -45 | 1,688 -32 | 555 30 | 1,133 -62 | 52 -13 | 21 -8 | 31 -5 |
| 2018-19 | 1,784 44 | 1,733 45 | 556 1 | 1,177 44 | 51 -1 | 18 -3 | 33 2 |
| 2019-20 | 1,834 50 | 1,791 58 | 588 32 | 1,203 26 | 43 -8 | 18 | 25 -8 |
| 2020-21 | 2,806 972 | 2,770 979 | 925 337 | 1,845 642 | 36 -7 | 19 1 | 17 -8 |
| 2021-22 | 2,706 -100 | 2,678 -92 | 851 -74 | 1,827 -18 | 28 -8 | 17 -2 | 11 -6 |
| 2022-23 | 2,752 46 | 2,720 42 | 916 65 | 1,804 -23 | 32 4 | 17 | 15 4 |
| 2023-24 | 2,967 215 | 2,942 222 | 1,015 99 | 1,927 123 | 25 -7 | 14 -3 | 11 -4 |
| 2024-25 | 2,955 -12 | 2,942 | 1,005 -10 | 1,937 10 | 13 -12 | 10 -4 | 3 -8 |
| Average | 2,321 | 2,279 | 745 | 1,534 | 42 | 19 | 23 |
The average number of Undergraduate students over the last 11 years is 2,279 where 2,942 students are attending the Undergraduate school for the academic year 2024-2025. The following table and chart illustrate the changes in Undergraduate enrollment by attending status and gender at Mount Aloysius College since 2015.
| Year | Total | Full-time | Part-time | ||||
|---|---|---|---|---|---|---|---|
| Total | Men | Women | Total | Men | Women | ||
| 2015-16 | 1,803 | 1,176 | 362 | 814 | 627 | 153 | 474 |
| 2016-17 | 1,720 | 1,085 | 336 | 749 | 635 | 189 | 446 |
| 2017-18 | 1,688 | 999 | 315 | 684 | 689 | 240 | 449 |
| 2018-19 | 1,733 | 992 | 315 | 677 | 741 | 241 | 500 |
| 2019-20 | 1,791 | 959 | 294 | 665 | 832 | 294 | 538 |
| 2020-21 | 2,770 | 958 | 295 | 663 | 1,812 | 630 | 1,182 |
| 2021-22 | 2,678 | 949 | 280 | 669 | 1,729 | 571 | 1,158 |
| 2022-23 | 2,720 | 1,040 | 313 | 727 | 1,680 | 603 | 1,077 |
| 2023-24 | 2,942 | 1,102 | 330 | 772 | 1,840 | 685 | 1,155 |
| 2024-25 | 2,942 | 1,121 | 335 | 786 | 1,821 | 670 | 1,151 |
| Average | 2,279 | 2,279 | 318 | 721 | 2,279 | 428 | 813 |
The average number of Graduate students over the last 11 years is 42 where 13 students are attending the Graduate school for the academic year 2024-2025. The following table and chart illustrate the changes in Graduate enrollment by attending status and gender at Mount Aloysius College since 2015.
| Year | Total | Full-time | Part-time | ||||
|---|---|---|---|---|---|---|---|
| Total | Men | Women | Total | Men | Women | ||
| 2015-16 | 74 | 41 | 15 | 26 | 33 | 9 | 24 |
| 2016-17 | 65 | 38 | 21 | 17 | 27 | 8 | 19 |
| 2017-18 | 52 | 34 | 13 | 21 | 18 | 8 | 10 |
| 2018-19 | 51 | 36 | 12 | 24 | 15 | 6 | 9 |
| 2019-20 | 43 | 34 | 15 | 19 | 9 | 3 | 6 |
| 2020-21 | 36 | 24 | 14 | 10 | 12 | 5 | 7 |
| 2021-22 | 28 | 22 | 15 | 7 | 6 | 2 | 4 |
| 2022-23 | 32 | 26 | 13 | 13 | 6 | 4 | 2 |
| 2023-24 | 25 | 22 | 14 | 8 | 3 | 0 | 3 |
| 2024-25 | 13 | 10 | 9 | 1 | 3 | 1 | 2 |
| Average | 42 | 42 | 14 | 15 | 42 | 5 | 9 |
The percentage of white students is 50.29%. The percentage was 79.12% 10 years ago and Mount Aloysius still has a high percentage of white students. 0.71% of enrolled students is Asian and 1.62% is black students.
Over the past 10 years, the racial composition has shifted. The percentage of white students decreased from 79.12% to 50.29%. Asian enrollment grew from 0.27% to 0.71%. Black student enrollment decreased from 2.08% to 1.62%.
The overall racial diversity, measured by the Census Bureau Diversity Index, is 0.7468 which indicates that quite diverse. This increased from 0.3736 a decade ago, suggesting that racial diversity has improved.
The following table and chart illustrate the student population trends by race/ethnicity at Mount Aloysius College over the past 11 years (2015-2025).
| Year | American Indian or Native American | Asian | Black | Hispanic | Native Hawaiian or Other Pacific Islander | White | Two or More Races |
|---|---|---|---|---|---|---|---|
| 2015-16 | 5 | 5 | 39 | 11 | 0 | 1,485 | 0 |
| 2016-17 | 5 | 13 | 34 | 13 | 0 | 1,374 | 0 |
| 2017-18 | 3 | 11 | 34 | 15 | 0 | 1,267 | 0 |
| 2018-19 | 5 | 12 | 36 | 15 | 0 | 1,453 | 0 |
| 2019-20 | 9 | 24 | 36 | 17 | 0 | 1,522 | 0 |
| 2020-21 | 8 | 20 | 46 | 20 | 0 | 1,421 | 0 |
| 2021-22 | 5 | 15 | 27 | 19 | 5 | 979 | 0 |
| 2022-23 | 18 | 44 | 43 | 11 | 6 | 1,941 | 0 |
| 2023-24 | 15 | 43 | 63 | 6 | 10 | 2,447 | 0 |
| 2024-25 | 9 | 21 | 48 | 0 | 5 | 1,486 | 0 |
| Average | 8 | 21 | 41 | 13 | 3 | 1,538 | 0 |
55 students are enrolled in online degree programs exclusively for the academic year 2024-2025, which is 2% of total students. The number of online students has decreased -65.63% since 2015. The following table and chart illustrate the changes in the online student population by enrolled type at Mount Aloysius College from 2015 to 2025.
| Year | Total Enrollment | Online Completely | Enrolled in Some Online Courses | Not Enrolled in Online Courses |
|---|---|---|---|---|
| 2015-16 | 1,877 | 160 | 344 | 1,373 |
| 2016-17 | 1,785 | 155 | 331 | 1,299 |
| 2017-18 | 1,740 | 156 | 393 | 1,191 |
| 2018-19 | 1,784 | 137 | 573 | 1,074 |
| 2019-20 | 1,834 | 115 | 612 | 1,107 |
| 2020-21 | 2,806 | 130 | 759 | 1,917 |
| 2021-22 | 2,706 | 94 | 768 | 1,844 |
| 2022-23 | 2,752 | 92 | 865 | 1,795 |
| 2023-24 | 2,967 | 87 | 735 | 2,145 |
| 2024-25 | 2,955 | 55 | 677 | 2,223 |
| Average | 2,321 | 118 | 606 | 1,597 |
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