Skilled Wages

Diesel mechanic salary in Delaware

Median $30.57 an hour for 670 bus and truck mechanics and diesel engine specialists, May 2025, with the union scale by county and the trend since 1999.

$30.57/hrMedian hourly wageDelaware, May data
$63,590/yrMedian annual payfull-time equivalent
$23.68 – $39.7410th to 90th percentilehourly range
670Jobs countedemployer survey

Diesel mechanic pay in Delaware: the full range

Wage percentiles, DelawareMarket wage, 10th-90th pctU.S. reference$10$20$30$40$50/hrDelaware: 10th $23.68 · 25th $26.09 · median $30.57 · 75th $35.76 · 90th $39.74Delaware$30.57$23.68$39.74United 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: Delaware vs United States, May 2025.

Delaware ranks 20th of 51 states for median diesel mechanic pay, and 31st once adjusted for cost of living (the cost-of-living-adjusted median is $30.63). 670 bus and truck mechanics and diesel engine specialists work in the state.

Career stage (approximate)HourlyAnnualWhere it sits in the distribution
Apprentice / entry$23.68 – $26.09$49,250 – $54,260roughly the 10th–25th percentile
Journeyman$26.09 – $35.76$54,260 – $74,380the middle half, around the median
Master / foreman / specialist$35.76 – $39.74$74,380 – $82,650the 75th–90th percentile and above

Where does your pay fall?



Diesel mechanic pay by metro in Delaware

Ranked median wages$0$10$20$30$40/hrPhiladelphia: $31.04Philadelphia$31.04Dover: $29.72Dover$29.72
Median hourly wage for bus and truck mechanics and diesel engine specialists by metro area in Delaware, May 2025.
Metro10thMedian $/hr90thJobsvs state
Philadelphia$22.78$31.04$42.164,4902% above
Dover$22.82$29.72$39.741203% below

Diesel mechanic wages in Delaware over time

Delaware, 1999-2025DelawareUnited StatesSOC 2010SOC 2018 / Method changeExact wages$10$20$30$40200020052010201520202025$30.57Delaware$29.70United States
Median hourly wage for bus and truck mechanics and diesel engine specialists, Delaware vs United States, 1999–2025, nominal dollars.
Table
YearDelaware $/hrIn 2025 $US $/hrJobs
1999$13.51$26.11$14.77600
2000$17.23$32.21$15.55830
2001$17.36$31.56$16.14610
2002$16.99$30.40$16.53730
2003$18.12$31.70$16.81730
2004$18.30$31.19$17.20490
2005$19.40$31.98$17.61650
2006$20.20$32.26$18.11560
2007$20.23$31.41$18.58610
2008$21.67$32.40$18.94440
2009$21.01$31.53$19.35410
2010$21.57$31.85$19.64430
2011$21.75$31.13$20.02450
2012$21.93$30.75$20.35390
2013$22.36$30.90$20.54420
2014$23.22$31.58$20.98480
2015$23.31$31.66$21.40460
2016$23.07$30.95$21.72460
2017$22.94$30.13$22.29540
2018$23.10$29.62$22.76660
2019$22.15$27.89$23.32630
2020$22.00$27.37$24.13560
2021$23.27$27.65$23.41650
2022$25.35$27.89$26.14450
2023$28.91$30.55$28.35680
2024$29.64$30.42$29.15640
2025$30.57$30.57$29.70670

In today's dollars, the median diesel mechanic wage in Delaware changed by -3.4% over the last ten years of data.

Is construction work growing in Delaware?

25.6kConstruction jobsDelaware, 2026-08
+2.4%Change over 12 monthsseasonally unadjusted
Construction employment, 1990-202610k15k20k25k30k35k1990199520002005201020152020202526kAug 2026
Construction employment in Delaware (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 Delaware

Questions this page answers

How much do diesel mechanics make in Delaware?

The median diesel mechanic in Delaware earned $30.57 an hour ($63,590 a year) in May 2025, 3% above the national median of $29.70. The middle half earn $26.09–$35.76; the top 10% earn more than $39.74.

Where does Delaware rank for diesel mechanic pay?

Delaware ranks 20th of 51 states for diesel mechanic pay, with a median of $30.57 an hour, and 31st after adjusting for Delaware's cost of living (BEA price parity 99.8, US = 100).

What is the union diesel mechanic rate in Delaware?

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

How many diesel mechanics work in Delaware?

BLS counted 670 bus and truck mechanics and diesel engine specialists in Delaware in May 2025, 1.4 per 1,000 jobs (location quotient 0.74; 1.0 is the national average concentration).

Sources and notes

  • BLS Occupational Employment and Wage Statistics, May 2025, Delaware 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.