State comparison · 2025
Diagnostic Medical Sonographers salary: South Carolina vs Washington
Diagnostic Medical Sonographers in Washington earn a median of $121,340. In South Carolina, $83,290. After cost-of-living, the gap is 21.6% — not 31.4%.
Nominal pay gap
-31.4%
South Carolina vs Washington
COL-adjusted gap
-21.6%
After BEA Regional Price Parities
South Carolina
Diagnostic Medical Sonographers
- Median
- $83,290
- p25
- $77,380
- p75
- $96,320
- p10
- $69,530
- p90
- $102,540
- COL index (BEA RPP)100 = US average
- 93.7
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.