Salaries › Diesel Mechanic › Washington
Diesel Mechanic Salary in Washington (2026)
$37.45 per hour · take-home ≈ $63,633/year ($5,303/month) for a single filer
Diesel Mechanic pay range in Washington
| Percentile | Annual wage | Meaning |
| 10th percentile (entry) | $54,720 | Lowest-paid 10% earn less than this |
| 25th percentile | $63,700 | A quarter earn less |
| Median (50th) | $77,900 | Half earn more, half earn less |
| 75th percentile | $92,880 | Top quarter starts here |
| 90th percentile (top) | $102,800 | Highest-paid 10% earn more than this |
BLS reports 7,410 Diesel Mechanic jobs in Washington (occupation code 49-3031, “Bus and Truck Mechanics and Diesel Engine Specialists”).
Gross vs. take-home in Washington
A median Diesel Mechanic salary of $77,900 doesn’t all reach your bank account. After federal income tax, Social Security, and Medicare (no state income tax in Washington), a single filer keeps about $63,633 — an effective tax rate of 18.3%.
| Gross (median) | $77,900 |
| Federal income tax | −$8,308 |
| Social Security + Medicare | −$5,959 |
| Washington state income tax | −$0 |
| Take-home (annual) | $63,633 |
| Take-home (monthly) | $5,303 |
Want your exact numbers — married, 401(k), different salary? Use the free Washington paycheck calculator on PaycheckTally.
Frequently asked questions
- How much does a Diesel Mechanic make in Washington?
- The median Diesel Mechanic salary in Washington is $77,900 per year ($37.45 per hour) according to the latest BLS data. The middle 50% earn between $63,700 and $92,880.
- What is the take-home pay for a Diesel Mechanic in Washington?
- On the median salary of $77,900, a single filer in Washington takes home about $63,633 per year ($5,303 per month) after federal tax, FICA — an effective tax rate of 18.3%.
- How many Diesel Mechanic jobs are there in Washington?
- BLS counts 7,410 Diesel Mechanic jobs in Washington in the latest survey (May 2025).
Top-paying states for Diesel Mechanics
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Sources and methodology
Wage and employment figures: BLS OEWS May 2025 (state file, released April 2026) — the U.S. Bureau of Labor Statistics Occupational Employment and Wage Statistics survey, the most authoritative public salary dataset. Take-home estimate: 2026 federal brackets, FICA, and verified Washington state tax rules (single filer, standard deduction, no credits or local taxes). Estimates only — not financial advice.
- BLS OEWS — official occupational wage data.
- PaycheckTally — interactive 2026 take-home calculator for Washington.