State comparison · 2025
Diagnostic Medical Sonographers salary: Illinois vs Washington
Diagnostic Medical Sonographers in Washington earn a median of $121,340. In Illinois, $100,660. After cost-of-living, the gap is 11.2% — not 17%.
Nominal pay gap
-17%
Illinois vs Washington
COL-adjusted gap
-11.2%
After BEA Regional Price Parities
Illinois
Diagnostic Medical Sonographers
- Median
- $100,660
- p25
- $85,230
- p75
- $107,330
- p10
- $78,350
- p90
- $122,680
- COL index (BEA RPP)100 = US average
- 100.0
Washington
Diagnostic Medical Sonographers
- Median
- $121,340
- p25
- $100,430
- p75
- $134,810
- p10
- $61,840
- p90
- $156,860
- 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.