State comparison · 2025
Heating, Air Conditioning, and Refrigeration Mechanics salary: Colorado vs Illinois
Heating, Air Conditioning, and Refrigeration Mechanics in Illinois earn a median of $77,410. In Colorado, $65,200. After cost-of-living, the gap is 18.3% — not 15.8%.
Nominal pay gap
-15.8%
Colorado vs Illinois
COL-adjusted gap
-18.3%
After BEA Regional Price Parities
Colorado
Heating, Air Conditioning, and Refrigeration Mechanics
- Median
- $65,200
- p25
- $58,050
- p75
- $82,010
- p10
- $48,220
- p90
- $103,640
- COL index (BEA RPP)100 = US average
- 103.1
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
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.