The student population at Allegheny College is 1,171 (all undergraduate). The number of students has decreased by 760 (39.36%) over the past decade.
The average student population over the last 11 years is 1,620 where 1,171 students are attending the school for the academic year 2024-2025.
Total enrollment fluctuated between 2016 and 2025, with 1 year-over-year increase and 8 decreases. It peaked at 1,931 students in 2016 and was lowest at 1,171 in 2025. Overall, enrollment dropped from 1,931 to 1,171 students, a net loss of 760 (39.4%).
The following table and chart illustrate the changes in student population by gender at Allegheny College since 2015.
| Year | Total | Men | Women |
|---|---|---|---|
| 2015-16 | 1,931 | 890 | 1,041 |
| 2016-17 | 1,920 -11 | 909 19 | 1,011 -30 |
| 2017-18 | 1,802 -118 | 820 -89 | 982 -29 |
| 2018-19 | 1,771 -31 | 788 -32 | 983 1 |
| 2019-20 | 1,775 4 | 779 -9 | 996 13 |
| 2020-21 | 1,667 -108 | 728 -51 | 939 -57 |
| 2021-22 | 1,575 -92 | 726 -2 | 849 -90 |
| 2022-23 | 1,353 -222 | 635 -91 | 718 -131 |
| 2023-24 | 1,231 -122 | 594 -41 | 637 -81 |
| 2024-25 | 1,171 -60 | 567 -27 | 604 -33 |
| Average | 1,620 | 744 | 876 |
The percentage of white students is 68.66%. The percentage was 74.88% 10 years ago and Allegheny still has a high percentage of white students. 2.65% of enrolled students is Asian and 8.88% is black students. Hispanic students comprise 6.83% of the student body.
Over the past 10 years, the racial composition has shifted. The percentage of white students decreased from 74.88% to 68.66%. Asian enrollment grew from 2.23% to 2.65%. Black student enrollment increased from 5.75% to 8.88%. Hispanic student representation contracted from 6.89% to 6.83%.
The overall racial diversity, measured by the Census Bureau Diversity Index, is 0.5134 which indicates that somewhat diverse. This increased from 0.4285 a decade ago, suggesting that racial diversity has improved.
The following table and chart illustrate the student population trends by race/ethnicity at Allegheny 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 | 2 | 43 | 111 | 133 | 1 | 1,446 | 91 |
| 2016-17 | 1 | 47 | 139 | 151 | 1 | 1,368 | 81 |
| 2017-18 | 1 | 50 | 155 | 155 | 1 | 1,256 | 75 |
| 2018-19 | 5 | 63 | 159 | 164 | 1 | 1,184 | 79 |
| 2019-20 | 5 | 68 | 146 | 155 | 0 | 1,209 | 77 |
| 2020-21 | 5 | 60 | 143 | 145 | 0 | 1,128 | 67 |
| 2021-22 | 5 | 55 | 134 | 135 | 0 | 1,054 | 66 |
| 2022-23 | 1 | 46 | 105 | 114 | 0 | 925 | 54 |
| 2023-24 | 1 | 35 | 97 | 97 | 0 | 851 | 51 |
| 2024-25 | 2 | 31 | 104 | 80 | 0 | 804 | 51 |
| Average | 3 | 50 | 129 | 133 | 0 | 1,123 | 69 |
Allegheny College does not offer online degree/certificate programs. All Students have enrolled in on-campus programs.
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