The 2016 Peoria, Illinois, population is 115,070. There are 2,397 people per square mile (population density).
The median age is 33.6. The US median is 37.4. 42.59% of people in Peoria, Illinois, are married. 10.83% are divorced.
The average household size is 2.36 people. 26.01% of people are married, with children. 26.11% have children, but are single.
59.34% of people are white, 26.14% are black, 5.08% are asian, 0.42% are native american, and 0.27% claim 'Other'.
5.50% of the people in Peoria, Illinois, claim hispanic ethnicity (meaning 94.50% are non-hispanic).
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