Arizona vs Illinois
Side-by-side cost of living comparison.
State Taxes
Sales Tax
5.6%
6.25%
+0.7 pp in Illinois
Income Tax (top rate)
2.50%
4.95%
+2.5 pp in Illinois
Housing (median across tracked cities)
Median 1BR Rent
$1,253
$1,258
+0% in Illinois
Median Home Value
$364,300
$315,200
+13% in Arizona
Income (median across tracked cities)
Median Household Income
$77,041
$75,134
+2% in Arizona
Climate (median across tracked cities)
Avg Annual Temperature
75.1°F
52.7°F
+22.4°F in Arizona
Housing, income, and climate are medians across the 3/1 cities we track in Arizona/Illinois — not population-weighted statewide figures. Taxes are exact state-level rates. Sources: US Census Bureau, ACS 5-Year; NOAA Climate Normals 1981–2010; Tax Foundation 2026.