The student population at Marion Military Institute is 332 (all undergraduate). The number of students has decreased by 125 (27.35%) over the past decade.
The average student population over the last 11 years is 381 where 332 students are attending the school for the academic year 2024-2025.
Total enrollment fluctuated between 2016 and 2025, with 4 year-over-year increases and 5 decreases. It peaked at 457 students in 2016 and was lowest at 308 in 2024. Overall, enrollment dropped from 457 to 332 students, a net loss of 125 (27.4%).
The following table and chart illustrate the changes in student population by gender at Marion Military Institute since 2015.
| Year | Total | Men | Women |
|---|---|---|---|
| 2015-16 | 457 | 361 | 96 |
| 2016-17 | 425 -32 | 333 -28 | 92 -4 |
| 2017-18 | 446 21 | 342 9 | 104 12 |
| 2018-19 | 394 -52 | 298 -44 | 96 -8 |
| 2019-20 | 409 15 | 298 | 111 15 |
| 2020-21 | 401 -8 | 285 -13 | 116 5 |
| 2021-22 | 314 -87 | 232 -53 | 82 -34 |
| 2022-23 | 320 6 | 232 | 88 6 |
| 2023-24 | 308 -12 | 225 -7 | 83 -5 |
| 2024-25 | 332 24 | 235 10 | 97 14 |
| Average | 381 | 284 | 97 |
The percentage of white students is 50.30%. The percentage was 60.83% 10 years ago and Marion Military Institute still has a high percentage of white students. 1.81% of enrolled students is Asian and 27.41% is black students. Hispanic students comprise 13.25% of the student body.
Over the past 10 years, the racial composition has shifted. The percentage of white students decreased from 60.83% to 50.30%. Asian enrollment declined from 2.19% to 1.81%. Black student enrollment increased from 21.01% to 27.41%. Hispanic student representation expanded from 8.97% to 13.25%.
The overall racial diversity, measured by the Census Bureau Diversity Index, is 0.6499 which indicates that moderately diverse. This increased from 0.5749 a decade ago, suggesting that racial diversity has improved.
The following table and chart illustrate the student population trends by race/ethnicity at Marion Military Institute 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 | 3 | 10 | 96 | 41 | 2 | 278 | 22 |
| 2016-17 | 3 | 20 | 79 | 47 | 1 | 250 | 22 |
| 2017-18 | 6 | 14 | 75 | 28 | 3 | 292 | 28 |
| 2018-19 | 4 | 10 | 67 | 37 | 0 | 248 | 28 |
| 2019-20 | 4 | 13 | 83 | 30 | 3 | 260 | 16 |
| 2020-21 | 6 | 20 | 85 | 7 | 1 | 261 | 21 |
| 2021-22 | 3 | 10 | 67 | 23 | 2 | 187 | 17 |
| 2022-23 | 2 | 7 | 68 | 26 | 2 | 193 | 13 |
| 2023-24 | 3 | 4 | 84 | 27 | 1 | 168 | 18 |
| 2024-25 | 1 | 6 | 91 | 44 | 2 | 167 | 21 |
| Average | 4 | 11 | 80 | 31 | 2 | 230 | 21 |
Marion Military Institute does not offer online degree/certificate programs. All Students have enrolled in on-campus programs.
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