State comparison · 2025
Data Scientists salary: California vs Massachusetts
Data Scientists in California earn a median of $141,590. In Massachusetts, $131,750. After cost-of-living, the gap is 2.7% — not 7.5%.
Nominal pay gap
+7.5%
California vs Massachusetts
COL-adjusted gap
+2.7%
After BEA Regional Price Parities
California
Data Scientists
- Median
- $141,590
- p25
- $103,360
- p75
- $186,820
- p10
- $77,480
- p90
- $224,920
- COL index (BEA RPP)100 = US average
- 110.7
- Hiring velocity (180d)
- -39%
Massachusetts
Data Scientists
- Median
- $131,750
- p25
- $101,940
- p75
- $166,180
- p10
- $81,030
- p90
- $206,220
- COL index (BEA RPP)100 = US average
- 105.8
- Hiring velocity (180d)
- -53%
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.