State comparison · 2025
First-Line Supervisors of Construction Trades salary: Illinois vs Montana
First-Line Supervisors of Construction Trades in Illinois earn a median of $105,750. In Montana, $76,910. After cost-of-living, the gap is 30.1% — not 37.5%.
Nominal pay gap
+37.5%
Illinois vs Montana
COL-adjusted gap
+30.1%
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
Montana
First-Line Supervisors of Construction Trades
- Median
- $76,910
- p25
- $64,150
- p75
- $94,330
- p10
- $56,960
- p90
- $103,140
- COL index (BEA RPP)100 = US average
- 94.6
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.