| Race/Ethnicity | Number |
|---|---|
| White | 990 |
| Hispanic | 184 |
| Multi-Ethnic | 104 |
| Unknown | 103 |
| Asian | 21 |
| Black or African American | 20 |
| American Indian or Alaska Native | 14 |
| International | 8 |
| Native Hawaiian or Pacific Islander | 6 |
The majority of Centralia College undergraduates are White.