State comparison · 2025
Heating, Air Conditioning, and Refrigeration Mechanics salary: District of Columbia vs Massachusetts
Heating, Air Conditioning, and Refrigeration Mechanics in District of Columbia earn a median of $84,390. In Massachusetts, $77,300. After cost-of-living, the gap is 5.1% — not 9.2%.
Nominal pay gap
+9.2%
District of Columbia vs Massachusetts
COL-adjusted gap
+5.1%
After BEA Regional Price Parities
District of Columbia
Heating, Air Conditioning, and Refrigeration Mechanics
- Median
- $84,390
- p25
- $77,730
- p75
- $101,940
- p10
- $49,940
- p90
- $108,240
- COL index (BEA RPP)100 = US average
- 109.9
Massachusetts
Heating, Air Conditioning, and Refrigeration Mechanics
- Median
- $77,300
- p25
- $61,070
- p75
- $95,070
- p10
- $50,820
- p90
- $102,410
- COL index (BEA RPP)100 = US average
- 105.8
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.