| Student Age Group | Number | Percent | 
|---|---|---|
| 22-24 | 3,798 | 27.38% | 
| 20-21 | 2,990 | 21.56% | 
| 18-19 | 2,970 | 21.41% | 
| 25-29 | 2,773 | 19.99% | 
| 30-34 | 762 | 5.49% | 
| 35 and over | 405 | 2.92% | 
Most Carnegie Mellon students fall into the 22-24 age-range. Student age diversity is considered average.