State comparison · 2025
Heating, Air Conditioning, and Refrigeration Mechanics salary: Illinois vs Indiana
Heating, Air Conditioning, and Refrigeration Mechanics in Illinois earn a median of $77,410. In Indiana, $60,430. After cost-of-living, the gap is 19.5% — not 28.1%.
Nominal pay gap
+28.1%
Illinois vs Indiana
COL-adjusted gap
+19.5%
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
Indiana
Heating, Air Conditioning, and Refrigeration Mechanics
- Median
- $60,430
- p25
- $48,530
- p75
- $79,220
- p10
- $40,460
- p90
- $97,800
- COL index (BEA RPP)100 = US average
- 93.3
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.