Houston is 33% more expensive than McAllen.
When comparing Houston, TX and McAllen, TX, the overall cost of living indices are 88 and 66 respectively (national median = 100). Rent is $296/month cheaper in McAllen, saving renters about $3,552/year.
Median household income is $2,729/year higher in Houston. Home values also differ significantly — the median in Houston is $253,400 compared to $173,800 in McAllen.
Both cities share the same state tax structure since they are in Texas.
Houston vs McAllen — common questions
Other cost of living comparisons for Houston and McAllen