RateOrchard
State comparison · 2025

Data Scientists salary: California vs Pennsylvania

Occupation

Data Scientists in California earn a median of $141,590. In Pennsylvania, $106,850. After cost-of-living, the gap is 16.8% — not 32.5%.

Nominal pay gap
+32.5%
California vs Pennsylvania
COL-adjusted gap
+16.8%
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%
See full breakdown for California

Pennsylvania

Data Scientists

Median
$106,850
p25
$79,220
p75
$129,160
p10
$63,340
p90
$162,290
COL index (BEA RPP)100 = US average
97.6
Hiring velocity (180d)
-59%
See full breakdown for Pennsylvania

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.