Chillicothe is a somewhat small city located in the state of Illinois. With a population of 6,005 people and two associated neighborhoods, Chillicothe is the 297th largest community in Illinois.

Also of interest is that Chillicothe has more people living here who work in computers and math than 95% of the places in the US.

Being a small city, Chillicothe does not have a public transit system used by locals to get to and from work.

The overall education level of Chillicothe is somewhat higher than in the average US city of 21.84%: 26.82% of adults 25 and older in the city have at least a bachelor's degree.

The per capita income in Chillicothe in 2022 was $34,764, which is middle income relative to Illinois and the nation. This equates to an annual income of $139,056 for a family of four. However, Chillicothe contains both very wealthy and poor people as well.

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

The most common language spoken in Chillicothe is English. Other important languages spoken here include Italian and Polish.