Skilled Wages

Diesel mechanic salary in District of Columbia

Median $31.34 an hour for 110 bus and truck mechanics and diesel engine specialists, May 2025, with the union scale by county and the trend since 1999.

$31.34/hrMedian hourly wageDistrict of Columbia, May data
$65,200/yrMedian annual payfull-time equivalent
$24.01 – $44.7310th to 90th percentilehourly range
110Jobs countedemployer survey

Diesel mechanic pay in District of Columbia: the full range

Wage percentiles, District of ColumbiaMarket wage, 10th-90th pctU.S. reference$10$20$30$40$50/hrDistrict of Columbia: 10th $24.01 · 25th $28.58 · median $31.34 · 75th $36.53 · 90th $44.73District of Columbia$31.34$24.01$44.73United States: 10th $21.41 · 25th $24.30 · median $29.70 · 75th $36.29 · 90th $42.66United States$29.70
Hourly wage percentiles for bus and truck mechanics and diesel engine specialists: District of Columbia vs United States, May 2025.

District of Columbia ranks 16th of 51 states for median diesel mechanic pay, and 48th once adjusted for cost of living (the cost-of-living-adjusted median is $28.52). 110 bus and truck mechanics and diesel engine specialists work in the state.

Career stage (approximate)HourlyAnnualWhere it sits in the distribution
Apprentice / entry$24.01 – $28.58$49,930 – $59,450roughly the 10th–25th percentile
Journeyman$28.58 – $36.53$59,450 – $75,980the middle half, around the median
Master / foreman / specialist$36.53 – $44.73$75,980 – $93,040the 75th–90th percentile and above

Where does your pay fall?



Diesel mechanic pay by metro in District of Columbia

Ranked median wages$0$10$20$30$40/hrWashington DC: $34.89Washington DC$34.89
Median hourly wage for bus and truck mechanics and diesel engine specialists by metro area in District of Columbia, May 2025.
Metro10thMedian $/hr90thJobsvs state
Washington DC$24.62$34.89$46.662,91011% above

Diesel mechanic wages in District of Columbia over time

District of Columbia, 1999-2025District of ColumbiaUnited StatesSOC 2010SOC 2018 / Method changeExact wages$10$20$30$40200020052010201520202025$31.34District of Columbia$29.70United States
Median hourly wage for bus and truck mechanics and diesel engine specialists, District of Columbia vs United States, 1999–2025, nominal dollars.
Table
YearDistrict of Columbia $/hrIn 2025 $US $/hrJobs
1999$13.19$25.49$14.77—
2000$18.44$34.48$15.55—
2001$18.87$34.30$16.1460
2002$19.40$34.72$16.53—
2003$18.46$32.30$16.81280
2004$18.41$31.38$17.20150
2005$18.97$31.27$17.61140
2006$20.99$33.52$18.1180
2007$23.03$35.76$18.5890
2008$22.89$34.23$18.94120
2009$23.89$35.85$19.3570
2010$24.30$35.88$19.6480
2011$25.08$35.90$20.0270
2012$23.89$33.50$20.3590
2013$23.82$32.92$20.5470
2014$24.04$32.69$20.98120
2015$25.48$34.61$21.40140
2016$27.15$36.42$21.72130
2017$28.34$37.22$22.2990
2018$31.52$40.41$22.7660
2019$33.23$41.85$23.3250
2020$28.11$34.97$24.1360
2024$31.52$32.35$29.1590
2025$31.34$31.34$29.70110

In today's dollars, the median diesel mechanic wage in District of Columbia changed by -9.4% over the last ten years of data.

Is construction work growing in District of Columbia?

14.3kConstruction jobsDistrict of Columbia, 2026-08
+2.1%Change over 12 monthsseasonally unadjusted
Construction employment, 1990-20265k8k10k12k15k18k1990199520002005201020152020202514kAug 2026
Construction employment in District of Columbia (thousands), mining, logging and construction, BLS CES, not seasonally adjusted. Grey bands are recessions.

Keep comparing

Diesel mechanic pay in neighbouring states

Other trades in District of Columbia

Questions this page answers

How much do diesel mechanics make in District of Columbia?

The median diesel mechanic in District of Columbia earned $31.34 an hour ($65,200 a year) in May 2025, 6% above the national median of $29.70. The middle half earn $28.58–$36.53; the top 10% earn more than $44.73.

Where does District of Columbia rank for diesel mechanic pay?

District of Columbia ranks 16th of 51 states for diesel mechanic pay, with a median of $31.34 an hour, and 48th after adjusting for District of Columbia's cost of living (BEA price parity 109.9, US = 100).

What is the union diesel mechanic rate in District of Columbia?

Davis-Bacon determinations do not list a diesel mechanic classification for most District of Columbia counties, or the trade is not covered; the BLS wage figures above are the best available measure.

How many diesel mechanics work in District of Columbia?

BLS counted 110 bus and truck mechanics and diesel engine specialists in District of Columbia in May 2025, 0.2 per 1,000 jobs (location quotient 0.08; 1.0 is the national average concentration).

Sources and notes

  • BLS Occupational Employment and Wage Statistics, May 2025, District of Columbia and metro areas, SOC 49-3031.
  • BLS Current Employment Statistics, state construction employment through 2026-08.
  • BLS Quarterly Census of Employment and Wages, 2025 annual averages.
  • BEA Regional Price Parities (cost-of-living adjustment).
  • SAM.gov Davis-Bacon wage determinations, current revisions as of 2026-09-28. Not the official determination.