State comparison · 2025
First-Line Supervisors of Office and Administrative Support Workers salary: Illinois vs Washington
First-Line Supervisors of Office and Administrative Support Workers in Washington earn a median of $79,480. In Illinois, $69,010. After cost-of-living, the gap is 7.1% — not 13.2%.
Nominal pay gap
-13.2%
Illinois vs Washington
COL-adjusted gap
-7.1%
After BEA Regional Price Parities
Illinois
First-Line Supervisors of Office and Administrative Support Workers
- Median
- $69,010
- p25
- $55,530
- p75
- $84,600
- p10
- $46,780
- p90
- $103,770
- COL index (BEA RPP)100 = US average
- 100.0
Washington
First-Line Supervisors of Office and Administrative Support Workers
- Median
- $79,480
- p25
- $66,180
- p75
- $97,590
- p10
- $56,900
- p90
- $120,710
- 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.