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State comparison · 2025

Environmental Engineers salary: California vs Idaho

Occupation

Environmental Engineers in California earn a median of $130,410. In Idaho, $117,520. After cost-of-living, the gap is 4.3% — not 11%.

Nominal pay gap
+11%
California vs Idaho
COL-adjusted gap
-4.3%
After BEA Regional Price Parities

California

Environmental Engineers

Median
$130,410
p25
$95,950
p75
$148,650
p10
$79,790
p90
$170,790
COL index (BEA RPP)100 = US average
110.7
Hiring velocity (180d)
-59%
See full breakdown for California

Idaho

Environmental Engineers

Median
$117,520
p25
$104,000
p75
$151,730
p10
$69,780
p90
$165,810
COL index (BEA RPP)100 = US average
95.5
Hiring velocity (180d)
+200%
See full breakdown for Idaho

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.