State comparison · 2025
Heating, Air Conditioning, and Refrigeration Mechanics salary: Illinois vs Tennessee
Heating, Air Conditioning, and Refrigeration Mechanics in Illinois earn a median of $77,410. In Tennessee, $55,490. After cost-of-living, the gap is 28.2% — not 39.5%.
Nominal pay gap
+39.5%
Illinois vs Tennessee
COL-adjusted gap
+28.2%
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
Tennessee
Heating, Air Conditioning, and Refrigeration Mechanics
- Median
- $55,490
- p25
- $46,990
- p75
- $65,590
- p10
- $38,540
- p90
- $81,590
- COL index (BEA RPP)100 = US average
- 91.9
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.