Diesel Mechanic Salary in Delaware
The median diesel mechanic salary in Delaware is $55,954 per year, which is 1.0% above the national median of $55,400.
Diesel Mechanic Salary Overview in Delaware (2026)
Delaware ranks #15 out of 50 states for diesel mechanic compensation. Delaware falls in the middle of the pack for diesel mechanic pay, offering salaries near the national average. At $55,954 per year, diesel mechanics in Delaware earn $554 more than the national median of $55,400.
Delaware's cost of living is near the national average at 101%, meaning diesel mechanic salaries here translate closely to their face value in purchasing power.
The salary spread in Delaware is significant: diesel mechanics at the 10th percentile earn $35,350, while those at the 90th percentile bring home $82,820 — a $47,470 gap that reflects differences in experience, specialization, employer type, and metro area. The highest-paying city in Delaware for this role is Wilmington, where the median reaches $58,170.
Nationally, diesel mechanic employment is projected to grow 5% over the next decade (faster than average). This steady growth indicates stable demand for diesel mechanics across the country.
Diesel Mechanic Salary in Delaware by Experience
In Delaware, an entry-level diesel mechanic earns around $37,370, while experienced professionals earn up to $78,780 per year. The cost of living index in Delaware is 101% of the national average.
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Check Your Rate — No Credit Impact →Salary Percentiles in Delaware
| Percentile | DE Salary |
|---|---|
| 10th Percentile | $35,350 |
| 25th Percentile | $43,430 |
| Median (50th) | $55,954 |
| 75th Percentile | $69,690 |
| 90th Percentile | $82,820 |
Diesel Mechanic Salary by City in Delaware
The largest employment areas for diesel mechanics in Delaware include Wilmington, Dover, Newark, and Middletown. Salaries vary by city based on local cost of living and demand.
How to Become a Diesel Mechanic in Delaware
Education
Most diesel mechanic positions require a high school diploma. Delaware has several accredited institutions offering relevant programs.
Key Skills
Job Outlook in Delaware
Nationally, diesel mechanic employment is projected to grow 5% over the next decade (faster than average). Delaware's demand may vary based on local industry trends.
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