State comparison · 2025
Mechanical Engineers salary: District of Columbia vs Louisiana
Mechanical Engineers in District of Columbia earn a median of $133,300. In Louisiana, $119,540. After cost-of-living, the gap is 10.5% — not 11.5%.
Nominal pay gap
+11.5%
District of Columbia vs Louisiana
COL-adjusted gap
-10.5%
After BEA Regional Price Parities
District of Columbia
Mechanical Engineers
- Median
- $133,300
- p25
- $107,300
- p75
- $166,360
- p10
- $86,820
- p90
- $195,190
- COL index (BEA RPP)100 = US average
- 109.9
- Hiring velocity (180d)
- -40%
Louisiana
Mechanical Engineers
- Median
- $119,540
- p25
- $81,790
- p75
- $147,560
- p10
- $70,350
- p90
- $181,550
- COL index (BEA RPP)100 = US average
- 88.2
- Hiring velocity (180d)
- -50%
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.