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State comparison · 2025

Mechanical Engineers salary: California vs Pennsylvania

Occupation

Mechanical Engineers in California earn a median of $130,900. In Pennsylvania, $97,920. After cost-of-living, the gap is 17.9% — not 33.7%.

Nominal pay gap
+33.7%
California vs Pennsylvania
COL-adjusted gap
+17.9%
After BEA Regional Price Parities

California

Mechanical Engineers

Median
$130,900
p25
$102,360
p75
$166,580
p10
$82,070
p90
$203,620
COL index (BEA RPP)100 = US average
110.7
Hiring velocity (180d)
-45%
See full breakdown for California

Pennsylvania

Mechanical Engineers

Median
$97,920
p25
$79,090
p75
$125,270
p10
$65,770
p90
$150,950
COL index (BEA RPP)100 = US average
97.6
Hiring velocity (180d)
-51%
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.