Home prices in Wilmette run 150% above the national median: $1,050,000 versus $420,000. Relative to the $190,000 median household income here, the price-to-income ratio comes out to 5.5x.
At a 2.1% effective rate, Wilmette property taxes add $1,838 to the monthly payment on the median home, $22,050 a year in total.
Between the $7,748/month mortgage payment and Illinois's state income tax, your real housing cost calculation needs your after-tax number, not your gross salary.
Beyond housing, Wilmette's cost of living index sits at 176 (national average = 100), running above the national baseline for groceries, transportation, and everyday services.
Wilmette's median home price runs 256% higher than nearby Chicago: $295,000 there versus $1,050,000 here.