State comparison · 2025
First-Line Supervisors of Construction Trades salary: Illinois vs Iowa
First-Line Supervisors of Construction Trades in Illinois earn a median of $105,750. In Iowa, $78,510. After cost-of-living, the gap is 18.3% — not 34.7%.
Nominal pay gap
+34.7%
Illinois vs Iowa
COL-adjusted gap
+18.3%
After BEA Regional Price Parities
Illinois
First-Line Supervisors of Construction Trades
- Median
- $105,750
- p25
- $82,550
- p75
- $124,460
- p10
- $62,500
- p90
- $132,590
- COL index (BEA RPP)100 = US average
- 100.0
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
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.