In 2019, Joliet, IL had a population of 148k people with a median age of 33.8 and a median household income of $70,509. Between 2018 and 2019 the population of Joliet, IL declined from 147,957 to 147,826, a −0.0885% decrease and its median household income grew from $67,504 to $70,509, a 4.45% increase.
The 5 largest ethnic groups in Joliet, IL are White (Non-Hispanic) (47.8%), White (Hispanic) (18.6%), Black or African American (Non-Hispanic) (16.9%), Other (Hispanic) (10.3%), and Two+ (Non-Hispanic) (2.06%). 0% of the households in Joliet, IL speak a non-English language at home as their primary language.
91.8% of the residents in Joliet, IL are U.S. citizens.
In 2019, the median property value in Joliet, IL was $181,100, and the homeownership rate was 70.8%. Most people in Joliet, IL drove alone to work, and the average commute time was 29.8 minutes. The average car ownership in Joliet, IL was 2 cars per household.