Centralia is a medium-sized city located in the state of Illinois. With a population of 11,848 people and five associated neighborhoods, Centralia is the 197th largest community in Illinois.Centralia is neither predominantly blue-collar nor white-collar, instead having a mixed workforce of both blue-collar and white-collar jobs. Overall, Centralia is a city of professionals, service providers, and sales and office workers. There are especially a lot of people living in Centralia who work in management occupations (8.74%), sales jobs (8.66%), and office and administrative support (8.31%). Compared to the rest of the country, citizens of Centralia spend much less time in their cars: on average, their commute to work is only 18.48 minutes. This also means that noise and pollution levels in the city are less than they would otherwise be.The percentage of adults in Centralia who are college-educated is close to the national average for all communities of 21.84%: 17.77% of the adults in Centralia have a bachelor's degree or advanced degree. The per capita income in Centralia in 2022 was $28,698, which is low income relative to Illinois, and lower middle income relative to the rest of the US. This equates to an annual income of $114,792 for a family of four. However, Centralia contains both very wealthy and poor people as well. Centralia is a somewhat ethnically-diverse city. The people who call Centralia home describe themselves as belonging to a variety of racial and ethnic groups. The greatest number of Centralia residents report their race to be White, followed by Black or African-American. Important ancestries of people in Centralia include German, Irish, English, Italian, and Scots-Irish. The most common language spoken in Centralia is English. Other important languages spoken here include Spanish and Polish.