The student population at Cosumnes River College is 15,744 (all undergraduate). The number of students has increased by 1,346 (9.35%) over the past decade.
The average student population over the last 11 years is 14,360 where 15,744 students are attending the school for the academic year 2024-2025.
Total enrollment fluctuated between 2016 and 2025, with 6 year-over-year increases and 3 decreases. It peaked at 15,744 students in 2025 and was lowest at 13,294 in 2023. Overall, enrollment rose from 14,398 to 15,744 students, a net gain of 1,346 (9.3%).
The following table and chart illustrate the changes in student population by gender at Cosumnes River College since 2015.
| Year | Total | Men | Women |
|---|---|---|---|
| 2015-16 | 14,398 | 6,380 | 8,018 |
| 2016-17 | 14,010 -388 | 6,278 -102 | 7,732 -286 |
| 2017-18 | 14,120 110 | 6,283 5 | 7,837 105 |
| 2018-19 | 14,193 73 | 6,228 -55 | 7,965 128 |
| 2019-20 | 14,398 205 | 6,348 120 | 8,050 85 |
| 2020-21 | 14,667 269 | 6,068 -280 | 8,599 549 |
| 2021-22 | 13,799 -868 | 5,769 -299 | 8,030 -569 |
| 2022-23 | 13,294 -505 | 5,672 -97 | 7,622 -408 |
| 2023-24 | 14,980 1,686 | 6,618 946 | 8,362 740 |
| 2024-25 | 15,744 764 | 6,863 245 | 8,881 519 |
| Average | 14,360 | 6,251 | 8,110 |
The percentage of white students is 21.24% and the percentage of black students is 8.57% at Cosumnes River College. 28.20% of enrolled students is Asian. Hispanic students comprise 29.48% of the student body.
Over the past 10 years, the racial composition has shifted. The percentage of white students decreased from 24.08% to 21.24%. Asian enrollment grew from 27.84% to 28.20%. Black student enrollment decreased from 12.47% to 8.57%. Hispanic student representation expanded from 24.92% to 29.48%.
The overall racial diversity, measured by the Census Bureau Diversity Index, is 0.7752 which indicates that quite diverse. This decreased from 0.7825 a decade ago, suggesting that racial diversity has declined.
The following table and chart illustrate the student population trends by race/ethnicity at Cosumnes River 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 | 53 | 4,008 | 1,796 | 3,588 | 277 | 3,467 | 912 |
| 2016-17 | 66 | 3,921 | 1,626 | 3,686 | 249 | 3,284 | 907 |
| 2017-18 | 67 | 3,996 | 1,575 | 3,836 | 193 | 3,197 | 1,007 |
| 2018-19 | 53 | 4,129 | 1,485 | 3,915 | 191 | 3,198 | 998 |
| 2019-20 | 71 | 4,215 | 1,413 | 3,952 | 185 | 3,171 | 988 |
| 2020-21 | 68 | 3,976 | 1,321 | 4,099 | 206 | 3,374 | 989 |
| 2021-22 | 48 | 3,518 | 1,215 | 3,883 | 174 | 3,225 | 922 |
| 2022-23 | 46 | 3,312 | 1,165 | 3,795 | 183 | 2,978 | 830 |
| 2023-24 | 55 | 3,603 | 1,412 | 4,379 | 203 | 3,262 | 902 |
| 2024-25 | 53 | 4,440 | 1,349 | 4,641 | 190 | 3,344 | 1,199 |
| Average | 58 | 3,912 | 1,436 | 3,977 | 205 | 3,250 | 965 |
8,000 students are enrolled in online degree programs exclusively for the academic year 2024-2025, which is 51% of total students. The number of online students has increased 392.31% since 2015. The following table and chart illustrate the changes in the online student population by enrolled type at Cosumnes River College from 2015 to 2025.
| Year | Total Enrollment | Online Completely | Enrolled in Some Online Courses | Not Enrolled in Online Courses |
|---|---|---|---|---|
| 2015-16 | 14,398 | 1,625 | 1,718 | 11,055 |
| 2016-17 | 14,010 | 1,583 | 1,651 | 10,776 |
| 2017-18 | 14,120 | 1,756 | 1,753 | 10,611 |
| 2018-19 | 14,193 | 2,077 | 2,184 | 9,932 |
| 2019-20 | 14,398 | 2,576 | 2,682 | 9,140 |
| 2020-21 | 14,667 | 2,803 | 4,758 | 7,106 |
| 2021-22 | 13,799 | 11,953 | 1,443 | 403 |
| 2022-23 | 13,294 | 8,183 | 3,335 | 1,776 |
| 2023-24 | 14,980 | 7,838 | 4,301 | 2,841 |
| 2024-25 | 15,744 | 8,000 | 4,670 | 3,074 |
| Average | 14,360 | 4,839 | 2,850 | 6,671 |
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