State comparison · 2025
Mechanical Engineers salary: District of Columbia vs Tennessee
Mechanical Engineers in District of Columbia earn a median of $133,300. In Tennessee, $99,550. After cost-of-living, the gap is 12% — not 33.9%.
Nominal pay gap
+33.9%
District of Columbia vs Tennessee
COL-adjusted gap
+12%
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%
Tennessee
Mechanical Engineers
- Median
- $99,550
- p25
- $78,730
- p75
- $127,500
- p10
- $64,150
- p90
- $156,150
- COL index (BEA RPP)100 = US average
- 91.9
- Hiring velocity (180d)
- -78%
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.