Wood River is a somewhat small city located in the state of Illinois. With a population of 10,351 people and four associated neighborhoods, Wood River is the 220th largest community in Illinois.

The percentage of adults in Wood River with college degrees is slightly lower than the national average of 21.84% for all communities. 14.22% of adults in Wood River have a bachelor's degree or advanced degree.

The per capita income in Wood River in 2018 was $31,582, which is lower middle income relative to Illinois, and middle income relative to the rest of the US. This equates to an annual income of $126,328 for a family of four. However, Wood River contains both very wealthy and poor people as well.

Wood River is a somewhat ethnically-diverse city. The people who call Wood River home describe themselves as belonging to a variety of racial and ethnic groups. The greatest number of Wood River residents report their race to be White, followed by Black or African-American. Important ancestries of people in Wood River include German, English, Irish, Italian, and French.

The most common language spoken in Wood River is English. Other important languages spoken here include Polish and Spanish.