Diesel mechanic schools in Castle Rock, CO

3 schools within 30 miles of Castle Rock, CO offer diesel & heavy equipment mechanic programs, and the closest is Community College of Aurora in Aurora, 24 miles away. Diesel mechanics in Colorado earn a median $70,480 a year, according to the BLS.

Within 30 miles
3
Closest
24 mi
Public colleges
2
Median pay in CO
$70,480

3 diesel & heavy equipment mechanic schools within 30 mi of Castle Rock, CO

School results

  1. Community College of Aurora

    Aurora, CO · 24 mi · Public

    • Diesel & heavy equipment mechanic
    • Nursing assistant (CNA)
    • Phlebotomy
    • +6

  2. Pickens Technical College

    Aurora, CO · 24 mi · Public

    • Diesel & heavy equipment mechanic
    • HVAC technician
    • Welding
    • +18

  3. Lincoln College of Technology-Denver

    Denver, CO · 28 mi · Private

    • Diesel & heavy equipment mechanic
    • Electrician
    • HVAC technician
    • +3

What diesel mechanics earn in Colorado

Median pay means half earn more and half earn less. Pay grows with experience, certifications and overtime.

Diesel mechanic salary in ColoradoHow to become a diesel mechanic

Median pay
$70,480
$33.89 an hour
Typical range
$47,450–$96,450
10th to 90th percentile
Jobs in CO
4,600
Job growth, 2025–35
+3.6%
24,400 openings a year (U.S.)

Source: U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics, May 2025, and Employment Projections.

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Frequently asked questions

What are the closest diesel & heavy equipment mechanic schools to Castle Rock?

The closest are Community College of Aurora (Aurora, 24 mi), Pickens Technical College (Aurora, 24 mi), and Lincoln College of Technology-Denver (Denver, 28 mi). In total, 3 schools within 30 miles teach diesel & heavy equipment mechanic.

How much do diesel & heavy equipment mechanic programs near Castle Rock cost?

For the 3 schools nearby that report it, the average yearly net price after aid ranges from $6,600 to $32,423. Ask each school for the full program cost, including tools, books and exam fees.

How much do diesel mechanics make near Castle Rock?

Across Colorado, the median pay is $70,480 a year, according to the U.S. Bureau of Labor Statistics. Pay varies by employer, experience and certifications.

How do I choose a diesel & heavy equipment mechanic school in Castle Rock?

Ask each school about accreditation, total cost after financial aid, hands-on lab hours, certification exam prep, class sizes and job placement. Request info from two or three schools so you can compare their answers side by side.

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