McKinney is 38% more expensive than Aurora.
When comparing McKinney, TX and Aurora, IL, the overall cost of living indices are 138 and 100 respectively (national median = 100). Rent is $306/month cheaper in Aurora, saving renters about $3,672/year.
Median household income is $30,164/year higher in McKinney. Home values also differ significantly — the median in McKinney is $439,500 compared to $260,400 in Aurora.
Texas has no state income tax, giving McKinney residents a significant tax advantage over Illinois's 4.95% rate.
McKinney vs Aurora — common questions
Other cost of living comparisons for McKinney and Aurora