O'Fallon, Illinois — Population by Race
Population by Race
Breakdown of the population of O'Fallon, Illinois by race. Sourced from the U.S. Census Bureau's American Community Survey.
Population by Race
| Race | Population | Percent |
|---|---|---|
| White | 20856 | 75.7% |
| Black | 4466 | 16.2% |
| Hispanic | 980 | 3.6% |
| Asian | 468 | 1.7% |
| Other | 796 | 2.9% |