Skilled Wages

Diesel mechanic salary in Connecticut

Median $32.36 an hour for 2,860 bus and truck mechanics and diesel engine specialists, May 2025, with the union scale by county and the trend since 1999.

$32.36/hrMedian hourly wageConnecticut, May data
$67,300/yrMedian annual payfull-time equivalent
$21.76 – $46.7410th to 90th percentilehourly range
2,860Jobs countedemployer survey

Diesel mechanic pay in Connecticut: the full range

Wage percentiles, ConnecticutMarket wage, 10th-90th pctU.S. reference$10$20$30$40$50/hrConnecticut: 10th $21.76 · 25th $28.99 · median $32.36 · 75th $39.02 · 90th $46.74Connecticut$32.36$21.76$46.74United 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: Connecticut vs United States, May 2025.

Connecticut ranks 12th of 51 states for median diesel mechanic pay, and 24th once adjusted for cost of living (the cost-of-living-adjusted median is $31.24). 2,860 bus and truck mechanics and diesel engine specialists work in the state.

Career stage (approximate)HourlyAnnualWhere it sits in the distribution
Apprentice / entry$21.76 – $28.99$45,260 – $60,300roughly the 10th–25th percentile
Journeyman$28.99 – $39.02$60,300 – $81,160the middle half, around the median
Master / foreman / specialist$39.02 – $46.74$81,160 – $97,220the 75th–90th percentile and above

Where does your pay fall?



Diesel mechanic pay by metro in Connecticut

Ranked median wages$0$10$20$30$40/hrBridgeport: $36.51Bridgeport$36.51Norwich: $32.07Norwich$32.07New Haven: $31.32New Haven$31.32Hartford: $31.02Hartford$31.02Waterbury: $30.41Waterbury$30.41
Median hourly wage for bus and truck mechanics and diesel engine specialists by metro area in Connecticut, May 2025.
Metro10thMedian $/hr90thJobsvs state
Bridgeport$23.99$36.51$50.0042013% above
Norwich$24.14$32.07$39.851901% below
New Haven$21.62$31.32$45.255203% below
Hartford$21.50$31.02$46.741,3104% below
Waterbury$22.03$30.41$40.832206% below

Diesel mechanic wages in Connecticut over time

Connecticut, 1999-2025ConnecticutUnited StatesSOC 2010SOC 2018 / Method changeExact wages$10$20$30$40200020052010201520202025$32.36Connecticut$29.70United States
Median hourly wage for bus and truck mechanics and diesel engine specialists, Connecticut vs United States, 1999–2025, nominal dollars.
Table
YearConnecticut $/hrIn 2025 $US $/hrJobs
1999$17.67$34.15$14.772,830
2000$18.18$33.99$15.552,730
2001$18.89$34.34$16.142,700
2002$19.30$34.54$16.532,620
2003$19.12$33.45$16.812,570
2004$20.07$34.21$17.202,530
2005$20.24$33.36$17.612,290
2006$21.13$33.74$18.112,480
2007$21.79$33.83$18.582,630
2008$22.52$33.67$18.942,730
2009$21.62$32.44$19.352,560
2010$21.05$31.08$19.642,020
2011$21.58$30.89$20.021,980
2012$24.53$34.40$20.351,920
2013$25.15$34.76$20.542,320
2014$25.88$35.19$20.982,230
2015$25.36$34.45$21.402,350
2016$25.91$34.76$21.722,170
2017$27.28$35.83$22.292,160
2018$27.85$35.71$22.762,150
2019$29.56$37.22$23.322,090
2020$28.94$36.00$24.132,070
2021$28.97$34.42$23.412,630
2022$29.77$32.75$26.142,840
2023$30.99$32.74$28.352,800
2024$33.73$34.62$29.152,370
2025$32.36$32.36$29.702,860

In today's dollars, the median diesel mechanic wage in Connecticut changed by -6.1% over the last ten years of data.

Is construction work growing in Connecticut?

69.7kConstruction jobsConnecticut, 2026-08
+4.5%Change over 12 monthsseasonally unadjusted
Construction employment, 1990-202630k40k50k60k70k80k1990199520002005201020152020202570kAug 2026
Construction employment in Connecticut (thousands), construction supersector, BLS CES, not seasonally adjusted. Grey bands are recessions.

Keep comparing

Diesel mechanic pay in neighbouring states

Other trades in Connecticut

Questions this page answers

How much do diesel mechanics make in Connecticut?

The median diesel mechanic in Connecticut earned $32.36 an hour ($67,300 a year) in May 2025, 9% above the national median of $29.70. The middle half earn $28.99–$39.02; the top 10% earn more than $46.74.

Where does Connecticut rank for diesel mechanic pay?

Connecticut ranks 12th of 51 states for diesel mechanic pay, with a median of $32.36 an hour, and 24th after adjusting for Connecticut's cost of living (BEA price parity 103.6, US = 100).

What is the union diesel mechanic rate in Connecticut?

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

How many diesel mechanics work in Connecticut?

BLS counted 2,860 bus and truck mechanics and diesel engine specialists in Connecticut in May 2025, 1.7 per 1,000 jobs (location quotient 0.90; 1.0 is the national average concentration).

Sources and notes

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