Average Base Salary
Average Hourly Rate
The average diesel powerplant mechanic salary in District of Columbia, United States is $83,275 or an equivalent hourly rate of $40. This is 13% higher (+$9,287) than the average diesel powerplant mechanic salary in the United States. In addition, they earn an average bonus of $2,148. Salary estimates based on salary survey data collected directly from employers and anonymous employees in District of Columbia, United States.