State comparison · 2025
First-Line Supervisors of Construction Trades salary: Iowa vs Washington
First-Line Supervisors of Construction Trades in Washington earn a median of $109,570. In Iowa, $78,510. After cost-of-living, the gap is 12.7% — not 28.3%.
Nominal pay gap
-28.3%
Iowa vs Washington
COL-adjusted gap
-12.7%
After BEA Regional Price Parities
Iowa
First-Line Supervisors of Construction Trades
- Median
- $78,510
- p25
- $63,900
- p75
- $95,930
- p10
- $56,660
- p90
- $105,960
- COL index (BEA RPP)100 = US average
- 87.8
Washington
First-Line Supervisors of Construction Trades
- Median
- $109,570
- p25
- $85,790
- p75
- $137,920
- p10
- $73,410
- p90
- $167,120
- COL index (BEA RPP)100 = US average
- 107.0
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.