State comparison · 2025
Mechanical Engineers salary: Illinois vs Indiana
Mechanical Engineers in Illinois earn a median of $102,680. In Indiana, $99,590. After cost-of-living, the gap is 3.8% — not 3.1%.
Nominal pay gap
+3.1%
Illinois vs Indiana
COL-adjusted gap
-3.8%
After BEA Regional Price Parities
Illinois
Mechanical Engineers
- Median
- $102,680
- p25
- $83,800
- p75
- $130,730
- p10
- $72,150
- p90
- $160,160
- COL index (BEA RPP)100 = US average
- 100.0
- Hiring velocity (180d)
- -51%
Indiana
Mechanical Engineers
- Median
- $99,590
- p25
- $80,630
- p75
- $127,700
- p10
- $66,330
- p90
- $143,090
- COL index (BEA RPP)100 = US average
- 93.3
- Hiring velocity (180d)
- -30%
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.