State comparison · 2025
Diagnostic Medical Sonographers salary: South Dakota vs Washington
Diagnostic Medical Sonographers in Washington earn a median of $121,340. In South Dakota, $80,820. After cost-of-living, the gap is 19.6% — not 33.4%.
Nominal pay gap
-33.4%
South Dakota vs Washington
COL-adjusted gap
-19.6%
After BEA Regional Price Parities
South Dakota
Diagnostic Medical Sonographers
- Median
- $80,820
- p25
- $66,060
- p75
- $89,150
- p10
- $51,100
- p90
- $98,090
- COL index (BEA RPP)100 = US average
- 88.6
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.