Chicago is 14% more expensive than Joliet.
When comparing Chicago, IL and Joliet, IL, the overall cost of living indices are 100 and 88 respectively (national median = 100). Rent is $143/month cheaper in Joliet, saving renters about $1,716/year.
Median household income is $12,892/year higher in Joliet. Home values also differ significantly — the median in Chicago is $315,200 compared to $248,600 in Joliet.
Both cities share the same state tax structure since they are in Illinois.
Chicago vs Joliet — common questions
Other cost of living comparisons for Chicago and Joliet