The 2014 Peoria, Illinois, population is 114,754. There are 2,390 people per square mile (population density).
The median age is 33.7. The US median is 37.2. 42.23% of people in Peoria, Illinois, are married. 11.45% are divorced.
The average household size is 2.33 people. 25.11% of people are married, with children. 25.68% have children, but are single.
63.94% of people are white, 26.61% are black, 4.65% are asian, 0.42% are native american, and 1.32% claim 'Other'.
4.96% of the people in Peoria, Illinois, claim hispanic ethnicity (meaning 95.04% are non-hispanic).