Chicago is 22% cheaper than Richardson.
When comparing Chicago, IL and Richardson, TX, the overall cost of living indices are 100 and 128 respectively (national median = 100). Rent is $445/month cheaper in Chicago, saving renters about $5,340/year.
Median household income is $21,123/year higher in Richardson. Home values also differ significantly — the median in Chicago is $315,200 compared to $405,600 in Richardson.
Texas has no state income tax, giving Richardson residents a significant tax advantage over Illinois's 4.95% rate.
Chicago vs Richardson — common questions
Other cost of living comparisons for Chicago and Richardson