State comparison · 2025
Plumbers, Pipefitters, and Steamfitters salary: Illinois vs Massachusetts
Plumbers, Pipefitters, and Steamfitters in Illinois earn a median of $99,950. In Massachusetts, $93,880. After cost-of-living, the gap is 12.6% — not 6.5%.
Nominal pay gap
+6.5%
Illinois vs Massachusetts
COL-adjusted gap
+12.6%
After BEA Regional Price Parities
Illinois
Plumbers, Pipefitters, and Steamfitters
- Median
- $99,950
- p25
- $72,070
- p75
- $120,050
- p10
- $50,250
- p90
- $126,430
- COL index (BEA RPP)100 = US average
- 100.0
Massachusetts
Plumbers, Pipefitters, and Steamfitters
- Median
- $93,880
- p25
- $61,860
- p75
- $108,430
- p10
- $52,010
- p90
- $135,080
- 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.