| Race/Ethnicity | Number | Percent |
|---|---|---|
| International | 2,347 | 38.31% |
| White | 2,331 | 38.04% |
| Asian | 496 | 8.10% |
| Black or African American | 316 | 5.16% |
| Hispanic | 276 | 4.50% |
| Unknown | 168 | 2.74% |
| Multi-Ethnic | 165 | 2.69% |
| American Indian or Alaska Native | 24 | 0.39% |
| Native Hawaiian or Pacific Islander | 4 | 0.07% |
The majority of WUSTL graduate students are International.