State comparison · 2025
Mechanical Engineers salary: Arizona vs District of Columbia
Mechanical Engineers in District of Columbia earn a median of $133,300. In Arizona, $100,270. After cost-of-living, the gap is 17.9% — not 24.8%.
Nominal pay gap
-24.8%
Arizona vs District of Columbia
COL-adjusted gap
-17.9%
After BEA Regional Price Parities
Arizona
Mechanical Engineers
- Median
- $100,270
- p25
- $82,430
- p75
- $128,880
- p10
- $71,030
- p90
- $159,040
- COL index (BEA RPP)100 = US average
- 100.7
- Hiring velocity (180d)
- -69%
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%
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.