State comparison · 2025
Mining and Geological Engineers salary: California vs Illinois
Mining and Geological Engineers in California earn a median of $158,130. In Illinois, $107,690. After cost-of-living, the gap is 32.6% — not 46.8%.
Nominal pay gap
+46.8%
California vs Illinois
COL-adjusted gap
+32.6%
After BEA Regional Price Parities
California
Mining and Geological Engineers
- Median
- $158,130
- p25
- $122,120
- p75
- $169,770
- p10
- $84,430
- p90
- $175,940
- COL index (BEA RPP)100 = US average
- 110.7
- Hiring velocity (180d)
- -50%
Illinois
Mining and Geological Engineers
- Median
- $107,690
- p25
- $93,590
- p75
- $131,160
- p10
- $68,990
- p90
- $157,150
- COL index (BEA RPP)100 = US average
- 100.0
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.