McKinney is 6% cheaper than Naperville.
When comparing McKinney, TX and Naperville, IL, the overall cost of living indices are 138 and 147 respectively (national median = 100). Rent is comparable in both cities, with less than $50/month separating them.
Median household income is $30,664/year higher in Naperville. Home values also differ significantly — the median in McKinney is $439,500 compared to $509,900 in Naperville.
Texas has no state income tax, giving McKinney residents a significant tax advantage over Illinois's 4.95% rate.
McKinney vs Naperville — common questions
Other cost of living comparisons for McKinney and Naperville