The student population at College of Marin is 4,838 (all undergraduate). The number of students has decreased by 652 over the past decade.
The female to male ratio is 1.23 to 1 which means that female students enrolled slightly more than male students.
615 students enrolled in online degree program exclusively and the number of online students has increased by 876.19% since 2015.
The average student population over the last 11 years is 4,958 where 4,838 students are attending the school for the academic year 2024-2025.
The female to male ratio is 1.23 to 1 and it means that there are slightly more female students enrolled in C of Marin than male students.
The following table and chart illustrate the changes in student population by gender at College of Marin since 2015.
| Year | Total | Men | Women |
|---|---|---|---|
| 2015-16 | 5,490 | 2,361 | 3,129 |
| 2016-17 | 5,621 131 | 2,337 -24 | 3,284 155 |
| 2017-18 | 5,749 128 | 2,458 121 | 3,291 7 |
| 2018-19 | 5,026 -723 | 2,123 -335 | 2,903 -388 |
| 2019-20 | 5,182 156 | 2,205 82 | 2,977 74 |
| 2020-21 | 4,509 -673 | 1,808 -397 | 2,701 -276 |
| 2021-22 | 4,213 -296 | 1,713 -95 | 2,500 -201 |
| 2022-23 | 4,283 70 | 1,841 128 | 2,442 -58 |
| 2023-24 | 4,673 390 | 2,033 192 | 2,640 198 |
| 2024-25 | 4,838 165 | 2,171 138 | 2,667 27 |
| Average | 4,958 | 2,105 | 2,853 |
The percentage of white students is 44.32% and the percentage of black students is 3.14% at College of Marin. 6.24% of enrolled students is Asian. Hispanic students comprise 36.17% of the student body.
Over the past 10 years, the racial composition has shifted. The percentage of white students decreased from 51.48% to 44.32%. Asian enrollment declined from 7.67% to 6.24%. Black student enrollment decreased from 5.21% to 3.14%. Hispanic student representation expanded from 26.63% to 36.17%.
The overall racial diversity, measured by the Census Bureau Diversity Index, is 0.6631 which indicates that moderately diverse. This increased from 0.6526 a decade ago, suggesting that racial diversity has improved.
The following table and chart illustrate the student population trends by race/ethnicity at College of Marin 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 | 13 | 421 | 286 | 1,462 | 19 | 2,826 | 297 |
| 2016-17 | 13 | 389 | 222 | 1,636 | 11 | 2,907 | 305 |
| 2017-18 | 9 | 416 | 210 | 1,784 | 11 | 2,834 | 318 |
| 2018-19 | 12 | 388 | 172 | 1,568 | 15 | 2,459 | 290 |
| 2019-20 | 20 | 393 | 168 | 1,598 | 16 | 2,468 | 263 |
| 2020-21 | 9 | 313 | 149 | 1,442 | 12 | 2,136 | 276 |
| 2021-22 | 11 | 319 | 147 | 1,399 | 7 | 1,939 | 277 |
| 2022-23 | 8 | 294 | 130 | 1,498 | 11 | 1,955 | 274 |
| 2023-24 | 6 | 290 | 160 | 1,643 | 14 | 2,122 | 317 |
| 2024-25 | 7 | 302 | 152 | 1,750 | 16 | 2,144 | 333 |
| Average | 11 | 353 | 180 | 1,578 | 13 | 2,379 | 295 |
615 students are enrolled in online degree programs exclusively for the academic year 2024-2025, which is 13% of total students. The number of online students has increased 876.19% since 2015. The following table and chart illustrate the changes in the online student population by enrolled type at College of Marin from 2015 to 2025.
| Year | Total Enrollment | Online Completely | Enrolled in Some Online Courses | Not Enrolled in Online Courses |
|---|---|---|---|---|
| 2015-16 | 5,490 | 63 | 270 | 5,157 |
| 2016-17 | 5,621 | 105 | 291 | 5,225 |
| 2017-18 | 5,749 | 115 | 337 | 5,297 |
| 2018-19 | 5,026 | 157 | 436 | 4,433 |
| 2019-20 | 5,182 | 176 | 522 | 4,484 |
| 2020-21 | 4,509 | 274 | 976 | 3,259 |
| 2021-22 | 4,213 | 2,711 | 974 | 528 |
| 2022-23 | 4,283 | 542 | 934 | 2,807 |
| 2023-24 | 4,673 | 580 | 1,079 | 3,014 |
| 2024-25 | 4,838 | 615 | 1,065 | 3,158 |
| Average | 4,958 | 534 | 688 | 3,736 |
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