Irvine is 86% more expensive than McKinney.
When comparing Irvine, CA and McKinney, TX, the overall cost of living indices are 256 and 138 respectively (national median = 100). Rent is $1,052/month cheaper in McKinney, saving renters about $12,624/year.
Median household income is $9,374/year higher in Irvine. Home values also differ significantly — the median in Irvine is $1,115,400 compared to $439,500 in McKinney.
Texas has no state income tax, giving McKinney residents a significant tax advantage over California's 13.3% rate.
Irvine vs McKinney — common questions
Other cost of living comparisons for Irvine and McKinney