Skilled Wages

Diesel mechanic salary in Missouri

Median $28.54 an hour for 6,780 bus and truck mechanics and diesel engine specialists, May 2025, with the union scale by county and the trend since 1999.

$28.54/hrMedian hourly wageMissouri, May data
$59,360/yrMedian annual payfull-time equivalent
$19.79 – $39.6510th to 90th percentilehourly range
6,780Jobs countedemployer survey

Diesel mechanic pay in Missouri: the full range

Wage percentiles, MissouriMarket wage, 10th-90th pctU.S. reference$10$20$30$40$50/hrMissouri: 10th $19.79 · 25th $23.11 · median $28.54 · 75th $33.17 · 90th $39.65Missouri$28.54$19.79$39.65United 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: Missouri vs United States, May 2025.

Missouri ranks 36th of 51 states for median diesel mechanic pay, and 21st once adjusted for cost of living (the cost-of-living-adjusted median is $31.43). 6,780 bus and truck mechanics and diesel engine specialists work in the state.

Career stage (approximate)HourlyAnnualWhere it sits in the distribution
Apprentice / entry$19.79 – $23.11$41,170 – $48,070roughly the 10th–25th percentile
Journeyman$23.11 – $33.17$48,070 – $69,000the middle half, around the median
Master / foreman / specialist$33.17 – $39.65$69,000 – $82,480the 75th–90th percentile and above

Where does your pay fall?



Diesel mechanic pay by metro in Missouri

Ranked median wages$0$10$20$30$40/hrKansas City: $30.08Kansas City$30.08St. Louis: $29.94St. Louis$29.94Springfield: $28.29Springfield$28.29St. Joseph: $28.10St. Joseph$28.10Joplin: $27.20Joplin$27.20Columbia: $25.95Columbia$25.95Jefferson City: $25.56Jefferson City$25.56Cape Girardeau: $24.65Cape Girardeau$24.65
Median hourly wage for bus and truck mechanics and diesel engine specialists by metro area in Missouri, May 2025.
Metro10thMedian $/hr90thJobsvs state
Kansas City$22.20$30.08$41.662,8905% above
St. Louis$22.26$29.94$41.092,6105% above
Springfield$18.89$28.29$46.208301% below
St. Joseph$19.45$28.10$45.681102% below
Joplin$18.48$27.20$36.943605% below
Columbia$18.61$25.95$36.351309% below
Jefferson City$18.19$25.56$36.8912010% below
Cape Girardeau$18.20$24.65$45.179014% below

Diesel mechanic wages in Missouri over time

Missouri, 1999-2025MissouriUnited StatesSOC 2010SOC 2018 / Method changeExact wages$10$15$20$25$30$35200020052010201520202025$29.70United States$28.54Missouri
Median hourly wage for bus and truck mechanics and diesel engine specialists, Missouri vs United States, 1999–2025, nominal dollars.
Table
YearMissouri $/hrIn 2025 $US $/hrJobs
1999$14.20$27.44$14.776,760
2000$14.88$27.82$15.556,640
2001$15.57$28.30$16.146,080
2002$15.83$28.33$16.536,170
2003$15.72$27.51$16.815,730
2004$16.62$28.33$17.205,530
2005$17.10$28.19$17.615,350
2006$17.53$27.99$18.115,910
2007$17.95$27.87$18.585,860
2008$19.10$28.56$18.945,290
2009$18.83$28.26$19.355,720
2010$18.38$27.14$19.645,210
2011$18.13$25.95$20.025,200
2012$19.08$26.75$20.354,520
2013$19.56$27.03$20.544,950
2014$19.67$26.75$20.984,900
2015$19.99$27.15$21.405,380
2016$20.11$26.98$21.725,120
2017$20.98$27.56$22.295,660
2018$21.46$27.51$22.765,850
2019$22.81$28.72$23.326,110
2020$23.14$28.78$24.135,770
2021$22.66$26.92$23.417,220
2022$23.53$25.88$26.147,710
2023$26.53$28.03$28.357,110
2024$28.92$29.68$29.156,520
2025$28.54$28.54$29.706,780

In today's dollars, the median diesel mechanic wage in Missouri changed by +5.1% over the last ten years of data.

Is construction work growing in Missouri?

165.4kConstruction jobsMissouri, 2026-08
+6.7%Change over 12 monthsseasonally unadjusted
Construction employment, 1990-202650k100k150k200k19901995200020052010201520202025165kAug 2026
Construction employment in Missouri (thousands), construction supersector, BLS CES, not seasonally adjusted. Grey bands are recessions.

Keep comparing

Diesel mechanic pay in neighbouring states

Other trades in Missouri

Questions this page answers

How much do diesel mechanics make in Missouri?

The median diesel mechanic in Missouri earned $28.54 an hour ($59,360 a year) in May 2025, 4% below the national median of $29.70. The middle half earn $23.11–$33.17; the top 10% earn more than $39.65.

Where does Missouri rank for diesel mechanic pay?

Missouri ranks 36th of 51 states for diesel mechanic pay, with a median of $28.54 an hour, and 21st after adjusting for Missouri's cost of living (BEA price parity 90.8, US = 100).

What is the union diesel mechanic rate in Missouri?

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

How many diesel mechanics work in Missouri?

BLS counted 6,780 bus and truck mechanics and diesel engine specialists in Missouri in May 2025, 2.3 per 1,000 jobs (location quotient 1.24; 1.0 is the national average concentration).

Sources and notes

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