Diesel mechanic salary in Washington
Updated September 27, 2026 with BLS data from May 2025
Diesel mechanics in Washington earn a median of $77,900 a year, or $37.45 an hour, according to May 2025 BLS data. The highest-paid 10% make over $102,800 a year. That's 26% more than the national median of $61,770, 2nd of 51 states and DC.
- Entry-level starting pay (estimate)
- $26.31/hr
- Jobs in Washington
- 7,410
- After cost of living
- $72,790
- Median hourly pay
- $37.45/hr
- vs U.S. median
- +26%
- Rank among states
- 2nd of 51
Entry-level to master diesel mechanic pay
| Stage | Yearly pay | Hourly pay |
|---|---|---|
| Entry level | $54,720–$63,700$26.31–$30.62/hr | |
| Experienced mechanic | $77,900$37.45/hr | |
| Master / top earners | $92,880–$102,800$44.66–$49.42/hr |
Estimated from BLS percentiles (10th–25th, median, 75th–90th); BLS does not report pay by license level.
Pay over time
The median diesel mechanic wage in Washington rose 28.2%, from $60,780 in May 2021 to $77,900 in May 2025. Prices rose 19.4% over the same period, so after inflation it rose 7.3%.
| Year | Median a year | Median an hour |
|---|---|---|
| May 2021 | $60,780 | $29.22/hr |
| May 2022 | $64,000 | $30.77/hr |
| May 2023 | $66,560 | $32.00/hr |
| May 2024 | $76,940 | $36.99/hr |
| May 2025 | $77,900 | $37.45/hr |
BLS Occupational Employment and Wage Statistics, each May release; inflation from the BLS Consumer Price Index (CPI-U, May of each year). BLS cautions against reading much into year-to-year changes, so we compare the first and last years. How we compare years
How Washington compares
- Diesel mechanics are more concentrated in Washington than nationally: 2.1 of every 1,000 jobs, 1.1 times the U.S. share.
- The 90th-percentile wage, $102,800, is 1.9 times the 10th-percentile wage, $54,720: a measure of how much pay rises with experience and specialty.
Pay by metro area
Rural Washington
- Western Washington$72,340
- Eastern Washington$67,990
Other trades in Washington
Questions
- How much do diesel mechanics make in Washington?
- Diesel mechanics in Washington earn a median of $77,900 a year, or $37.45 an hour, according to May 2025 BLS data. The highest-paid 10% make over $102,800 a year.
- How much do diesel mechanics make an hour in Washington?
- The median hourly wage is $37.45. The middle half earn between $30.62 and $44.66 an hour. (BLS, May 2025.)
- What do entry-level diesel mechanics make in Washington?
- BLS doesn't report pay by license level. The 10th-percentile wage, $26.31 an hour ($54,720 a year), is a reasonable estimate of starting pay; the 25th percentile is $30.62.
- Has diesel mechanic pay gone up in Washington?
- The median diesel mechanic wage in Washington rose 28.2%, from $60,780 in May 2021 to $77,900 in May 2025. Prices rose 19.4% over the same period, so after inflation it rose 7.3%. (BLS wage data and Consumer Price Index.)
- Where in Washington do diesel mechanics earn the most?
- Among Washington metro areas, Seattle–Tacoma–Bellevue has the highest median at $82,330 a year, and Lewiston the lowest at $62,670.
- Do diesel mechanics in Washington earn more than the national average?
- The Washington median of $77,900 is 26% more than the U.S. median of $61,770. Prices in Washington run 7% above the national average (BEA), so the median buys about what $72,790 would nationally.
About this data
Wages are from the U.S. Bureau of Labor Statistics Occupational Employment and Wage Statistics survey for May 2025, occupation 49-3031 (Bus and Truck Mechanics and Diesel Engine Specialists), area code 53. BLS counts wage and salary workers only, so self-employed diesel mechanics and business owners aren't included. The cost-of-living figure divides the median by the Bureau of Economic Analysis Regional Price Parity for 2024 (107.0, where the U.S. average is 100). Page updated September 27, 2026. How we calculate these figures