Oakdale
- County:
- Washington County
- County Seat:
- No
- Area (mi²):
- 1.582
- State:
- Illinois
Oakdale is a village located in Washington County, Illinois. Oakdale has a 2026 population of 197. Oakdale is currently growing at a rate of 0.51% annually and its population has decreased by 0% since the most recent census, which recorded a population of 197 in 2020.
The median household income in Oakdale is $106,364 with a poverty rate of 4.92%. The median age in Oakdale is 35 years: 40.3 years for males, and 21.8 years for females. For every 100 females there are 97.0 males.