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State comparison · 2025

Heating, Air Conditioning, and Refrigeration Mechanics salary: Illinois vs Wisconsin

Occupation

Heating, Air Conditioning, and Refrigeration Mechanics in Illinois earn a median of $77,410. In Wisconsin, $61,710. After cost-of-living, the gap is 18% — not 25.4%.

Nominal pay gap
+25.4%
Illinois vs Wisconsin
COL-adjusted gap
+18%
After BEA Regional Price Parities

Illinois

Heating, Air Conditioning, and Refrigeration Mechanics

Median
$77,410
p25
$60,200
p75
$96,030
p10
$46,690
p90
$117,550
COL index (BEA RPP)100 = US average
100.0
See full breakdown for Illinois

Wisconsin

Heating, Air Conditioning, and Refrigeration Mechanics

Median
$61,710
p25
$50,840
p75
$79,100
p10
$45,930
p90
$98,070
COL index (BEA RPP)100 = US average
94.1
See full breakdown for Wisconsin

BLS Occupational Employment and Wage Statistics, May 2025. Cost-of-living adjustment from BEA Regional Price Parities (overall index). Hiring velocity from DOL OFLC public disclosure data, recent 180 days vs prior. See methodology.