State comparison · 2025
Environmental Engineers salary: Illinois vs Oregon
Environmental Engineers in Oregon earn a median of $127,100. In Illinois, $107,990. After cost-of-living, the gap is 12.1% — not 15%.
Nominal pay gap
-15%
Illinois vs Oregon
COL-adjusted gap
-12.1%
After BEA Regional Price Parities
Illinois
Environmental Engineers
- Median
- $107,990
- p25
- $87,090
- p75
- $123,960
- p10
- $71,990
- p90
- $153,150
- COL index (BEA RPP)100 = US average
- 100.0
- Hiring velocity (180d)
- -36%
Oregon
Environmental Engineers
- Median
- $127,100
- p25
- $101,220
- p75
- $141,930
- p10
- $80,720
- p90
- $181,280
- COL index (BEA RPP)100 = US average
- 103.4
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.