State comparison · 2025
Data Scientists salary: Illinois vs Maryland
Data Scientists in Maryland earn a median of $136,370. In Illinois, $106,560. After cost-of-living, the gap is 18% — not 21.9%.
Nominal pay gap
-21.9%
Illinois vs Maryland
COL-adjusted gap
-18%
After BEA Regional Price Parities
Illinois
Data Scientists
- Median
- $106,560
- p25
- $84,610
- p75
- $137,290
- p10
- $68,810
- p90
- $168,880
- COL index (BEA RPP)100 = US average
- 100.0
- Hiring velocity (180d)
- -50%
Maryland
Data Scientists
- Median
- $136,370
- p25
- $100,370
- p75
- $169,510
- p10
- $77,930
- p90
- $213,270
- COL index (BEA RPP)100 = US average
- 105.0
- Hiring velocity (180d)
- -58%
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.