McKinney is 19% more expensive than Carrollton.
When comparing McKinney, TX and Carrollton, TX, the overall cost of living indices are 138 and 116 respectively (national median = 100). Rent is $167/month cheaper in Carrollton, saving renters about $2,004/year.
Median household income is $21,158/year higher in McKinney. Home values also differ significantly — the median in McKinney is $439,500 compared to $353,600 in Carrollton.
Both cities share the same state tax structure since they are in Texas.
McKinney vs Carrollton — common questions
Other cost of living comparisons for McKinney and Carrollton