
Du Bois
- County:
- Washington County
- County Seat:
- No
- Area (mi²):
- 1.052
- State:
- Illinois
Du Bois is a village located in Washington County, Illinois. Du Bois has a 2025 population of 181. Du Bois is currently growing at a rate of 0.56% annually and its population has increased by 1.69% since the most recent census, which recorded a population of 178 in 2020.
The average household income in Du Bois is $74,795 with a poverty rate of 9.35%. The median age in Du Bois is 45.9 years: 47.5 years for males, and 45.4 years for females.