
Wood River
- County:
- Madison County
- County Seat:
- No
- Area (mi²):
- 6.978
- State:
- Illinois
Wood River is a city located in Madison County, Illinois. Wood River has a 2025 population of 10,160. Wood River is currently declining at a rate of -0.54% annually and its population has decreased by -2.63% since the most recent census, which recorded a population of 10,434 in 2020.
The average household income in Wood River is $78,987 with a poverty rate of 13.09%. The median age in Wood River is 37.9 years: 37.9 years for males, and 37.9 years for females.