State comparison · 2025
Environmental Engineers salary: California vs Montana
Environmental Engineers in California earn a median of $130,410. In Montana, $100,140. After cost-of-living, the gap is 11.3% — not 30.2%.
Nominal pay gap
+30.2%
California vs Montana
COL-adjusted gap
+11.3%
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%
Montana
Environmental Engineers
- Median
- $100,140
- p25
- $81,100
- p75
- $126,000
- p10
- $63,920
- p90
- $154,530
- COL index (BEA RPP)100 = US average
- 94.6
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.