Home prices in Gilbert run 24% above the national median: $520,000 versus $420,000. Relative to the $98,000 median household income here, the price-to-income ratio comes out to 5.3x.
At a 0.65% effective rate, Gilbert property taxes add $282 to the monthly payment on the median home, $3,380 a year in total.
Arizona levies a state income tax on top of the $3,195/month this mortgage runs. Model your real after-tax take-home before deciding how much payment you can carry.
Gilbert's cost of living index is 112, above the 100 national baseline. That's on top of the housing numbers above, not instead of them.
Gilbert's median home price runs 24% higher than nearby Phoenix: $420,000 there versus $520,000 here.