| Student Age Group | Number | Percent |
|---|---|---|
| 35 and over | 15,333 | 56.58% |
| 30-34 | 5,023 | 18.54% |
| 25-29 | 4,670 | 17.23% |
| 22-24 | 1,586 | 5.85% |
| 20-21 | 358 | 1.32% |
| 18-19 | 61 | 0.23% |
Most Chamberlain - Illinois students fall into the 35 and over age-range. Student age diversity is considered average.