Pekin is a medium-sized city located in the state of Illinois. With a population of 31,260 people and eight associated neighborhoods, Pekin is the 60th largest community in Illinois.

In terms of college education, Pekin is nearly on par with the US average for all cities of 21.84%: 18.08% of adults 25 and older in Pekin have a bachelor's degree or advanced degree.

The per capita income in Pekin in 2018 was $31,108, 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 $124,432 for a family of four. However, Pekin contains both very wealthy and poor people as well.

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

The most common language spoken in Pekin is English. Other important languages spoken here include Spanish and Tagalog.