| Student Age Group | Number | Percent |
|---|---|---|
| 18-19 | 577 | 22.67% |
| 35 and over | 436 | 17.13% |
| 20-21 | 392 | 15.40% |
| 25-29 | 319 | 12.53% |
| 22-24 | 314 | 12.34% |
| 30-34 | 180 | 7.07% |
Most Columbia Junior College students fall into the 18-19 age-range. Student age diversity is higher than average.