The student population at Columbia Basin College is 7,510 (all undergraduate). The number of students has increased by 1,088 (16.94%) over the past decade.
The average student population over the last 11 years is 6,720 where 7,510 students are attending the school for the academic year 2024-2025.
Total enrollment fluctuated between 2016 and 2025, with 7 year-over-year increases and 2 decreases. It peaked at 7,510 students in 2025 and was lowest at 6,089 in 2022. Overall, enrollment rose from 6,422 to 7,510 students, a net gain of 1,088 (16.9%).
The following table and chart illustrate the changes in student population by gender at Columbia Basin College since 2015.
| Year | Total | Men | Women |
|---|---|---|---|
| 2015-16 | 6,422 | 3,059 | 3,363 |
| 2016-17 | 6,489 67 | 3,147 88 | 3,342 -21 |
| 2017-18 | 6,708 219 | 3,174 27 | 3,534 192 |
| 2018-19 | 7,034 326 | 3,219 45 | 3,815 281 |
| 2019-20 | 7,280 246 | 3,360 141 | 3,920 105 |
| 2020-21 | 6,745 -535 | 2,937 -423 | 3,808 -112 |
| 2021-22 | 6,089 -656 | 2,717 -220 | 3,372 -436 |
| 2022-23 | 6,192 103 | 2,808 91 | 3,384 12 |
| 2023-24 | 6,729 537 | 3,013 205 | 3,716 332 |
| 2024-25 | 7,510 781 | 3,250 237 | 4,260 544 |
| Average | 6,720 | 3,068 | 3,651 |
The percentage of white students is 34.90% and the percentage of black students is 1.30% at Columbia Basin College. 1.92% of enrolled students is Asian. Hispanic students comprise 47.75% of the student body.
Over the past 10 years, the racial composition has shifted. The percentage of white students decreased from 55.43% to 34.90%. Asian enrollment declined from 1.99% to 1.92%. Black student enrollment increased from 1.17% to 1.30%. Hispanic student representation expanded from 32.68% to 47.75%.
The overall racial diversity, measured by the Census Bureau Diversity Index, is 0.6482 which indicates that moderately diverse. This increased from 0.5842 a decade ago, suggesting that racial diversity has improved.
The following table and chart illustrate the student population trends by race/ethnicity at Columbia Basin 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 | 47 | 128 | 75 | 2,099 | 15 | 3,560 | 210 |
| 2016-17 | 45 | 144 | 67 | 2,184 | 19 | 3,458 | 230 |
| 2017-18 | 44 | 120 | 85 | 2,556 | 11 | 3,386 | 245 |
| 2018-19 | 35 | 141 | 77 | 2,730 | 14 | 3,529 | 271 |
| 2019-20 | 31 | 138 | 83 | 2,951 | 12 | 3,527 | 308 |
| 2020-21 | 35 | 117 | 67 | 2,758 | 15 | 3,183 | 334 |
| 2021-22 | 25 | 119 | 65 | 2,545 | 10 | 2,760 | 282 |
| 2022-23 | 23 | 142 | 88 | 2,738 | 10 | 2,686 | 218 |
| 2023-24 | 26 | 146 | 94 | 3,118 | 5 | 2,597 | 254 |
| 2024-25 | 31 | 144 | 98 | 3,586 | 6 | 2,621 | 281 |
| Average | 34 | 134 | 80 | 2,727 | 12 | 3,131 | 263 |
2,271 students are enrolled in online degree programs exclusively for the academic year 2024-2025, which is 30% of total students. The number of online students has increased 201.19% since 2015. The following table and chart illustrate the changes in the online student population by enrolled type at Columbia Basin College from 2015 to 2025.
| Year | Total Enrollment | Online Completely | Enrolled in Some Online Courses | Not Enrolled in Online Courses |
|---|---|---|---|---|
| 2015-16 | 6,422 | 754 | 1,503 | 4,165 |
| 2016-17 | 6,489 | 858 | 1,544 | 4,087 |
| 2017-18 | 6,708 | 938 | 1,642 | 4,128 |
| 2018-19 | 7,034 | 1,043 | 1,649 | 4,342 |
| 2019-20 | 7,280 | 1,096 | 1,803 | 4,381 |
| 2020-21 | 6,745 | 5,501 | 471 | 773 |
| 2021-22 | 6,089 | 3,995 | 1,135 | 959 |
| 2022-23 | 6,192 | 2,103 | 2,009 | 2,080 |
| 2023-24 | 6,729 | 2,073 | 2,436 | 2,220 |
| 2024-25 | 7,510 | 2,271 | 2,454 | 2,785 |
| Average | 6,720 | 2,063 | 1,665 | 2,992 |
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