Automotive & Maintenance

Diesel Mechanic Salary

Diesel mechanics inspect, repair, and overhaul diesel engines in trucks, buses, and heavy equipment.

Median Salary
$55,400
Mean Salary
$57,800
Total Employed
277,000
Job Growth
+5%

Diesel Mechanic Salary by Experience Level

Entry-level diesel mechanics earn around $37,000 per year, while mid-career professionals earn $56,000. Senior-level diesel mechanics can earn $78,000 or more.

Entry Level (0-2 yrs)
$37,000
Mid Level (3-7 yrs)
$56,000
Senior Level (8+ yrs)
$78,000

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Salary Percentile Breakdown

The salary range for diesel mechanics varies significantly. The bottom 10% earn $35,000, while the top 10% earn $82,000.

Percentile Annual Salary
10th Percentile $35,000
25th Percentile $43,000
50th Percentile (Median) $55,400
75th Percentile $69,000
90th Percentile $82,000

Diesel Mechanic Salary by State

Diesel Mechanic salaries vary significantly by state due to cost of living, demand, and industry concentration. The highest paying state is Hawaii at $94,180, while Mississippi offers the lowest at $45,982.

State Median
#1 Hawaii $94,180 Details →
#2 California $76,452 Details →
#3 Massachusetts $74,790 Details →
#4 Alaska $68,696 Details →
#5 New York $67,588 Details →
#6 New Jersey $63,710 Details →
#7 Washington $63,710 Details →
#8 Connecticut $62,048 Details →
#9 Maryland $60,940 Details →
#10 Oregon $60,940 Details →
#11 Colorado $58,170 Details →
#12 New Hampshire $58,170 Details →
#13 Rhode Island $58,170 Details →
#14 Virginia $57,616 Details →
#15 Delaware $55,954 Details →
#16 Vermont $55,954 Details →
#17 Florida $54,292 Details →
#18 Maine $54,292 Details →
#19 Arizona $53,738 Details →
#20 Minnesota $53,738 Details →
#21 Nevada $53,738 Details →
#22 Utah $53,738 Details →
#23 Pennsylvania $53,184 Details →
#24 Illinois $52,630 Details →
#25 Montana $52,630 Details →
#26 Idaho $52,076 Details →
#27 Georgia $51,522 Details →
#28 New Mexico $51,522 Details →
#29 North Carolina $50,968 Details →
#30 Texas $50,968 Details →
#31 Wisconsin $50,968 Details →
#32 Wyoming $50,968 Details →
#33 Louisiana $50,414 Details →
#34 Indiana $49,860 Details →
#35 Michigan $49,860 Details →
#36 Nebraska $49,860 Details →
#37 North Dakota $49,860 Details →
#38 Ohio $49,860 Details →
#39 Iowa $49,306 Details →
#40 South Carolina $49,306 Details →
#41 Tennessee $49,306 Details →
#42 Missouri $48,752 Details →
#43 South Dakota $48,752 Details →
#44 Alabama $48,198 Details →
#45 Kansas $48,198 Details →
#46 Kentucky $48,198 Details →
#47 Oklahoma $47,644 Details →
#48 Arkansas $46,536 Details →
#49 West Virginia $46,536 Details →
#50 Mississippi $45,982 Details →

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Key Responsibilities

  • ● Diagnose diesel engine problems
  • ● Perform scheduled maintenance
  • ● Inspect diesel vehicles
  • ● Replace transmissions and brakes
  • ● Maintain service records

Top Skills

Diesel Engines Hydraulic Systems Electrical Diagnostics Preventive Maintenance CDL Knowledge Welding

Education Required

High school diploma

Job Outlook

Faster than average — projected 5% growth over the next decade

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Frequently Asked Questions About Diesel Mechanic Salaries

How much does a Diesel Mechanic make per year? ▼
The median diesel mechanic salary in the United States is $55,400 per year. Entry-level positions start around $37,000, while senior-level professionals earn up to $78,000 annually. The mean (average) salary is $57,800.
How much does a Diesel Mechanic make per hour? ▼
Based on the national median salary of $55,400 per year, a diesel mechanic earns approximately $27 per hour assuming a standard 2,080-hour work year. Hourly rates vary by experience, location, and employer.
What is the highest paying state for diesel mechanics? ▼
Hawaii is the highest paying state for diesel mechanics, with a median salary of $94,180. Other top-paying states include California ($76,452) and Massachusetts ($74,790).
What education do you need to become a diesel mechanic? ▼
Most diesel mechanic positions require a high school diploma. Key skills include Diesel Engines, Hydraulic Systems, Electrical Diagnostics, Preventive Maintenance. Relevant certifications and hands-on experience can also strengthen your qualifications.
What is the job outlook for diesel mechanics? ▼
Employment for diesel mechanics is projected to grow 5% over the next decade, which is faster than average. There are currently 277,000 diesel mechanics employed in the United States.
How much does an entry-level diesel mechanic make? ▼
An entry-level diesel mechanic with 0-2 years of experience earns around $37,000 per year. With 3-7 years of experience, pay increases to approximately $56,000. The bottom 10% of earners make $35,000, while the top 10% earn $82,000.