Arlington is 47% more expensive than McKinney.
When comparing Arlington, VA and McKinney, TX, the overall cost of living indices are 203 and 138 respectively (national median = 100). Rent is $434/month cheaper in McKinney, saving renters about $5,208/year.
Median household income is $19,887/year higher in Arlington. Home values also differ significantly — the median in Arlington is $864,800 compared to $439,500 in McKinney.
Texas has no state income tax, giving McKinney residents a significant tax advantage over Virginia's 5.75% rate.
Arlington vs McKinney — common questions
Other cost of living comparisons for Arlington and McKinney