Diesel mechanic salary in Iowa
Updated September 27, 2026 with BLS data from May 2025
Diesel mechanics in Iowa earn a median of $59,680 a year, or $28.69 an hour, according to May 2025 BLS data. One in ten earns more than $80,080. Nationally the median is $61,770, so Iowa pays 3% less than the U.S. overall and ranks 33rd of 51.
- Entry-level starting pay (estimate)
- $21.01/hr
- Jobs in Iowa
- 4,140
- After cost of living
- $68,000
- Median hourly pay
- $28.69/hr
- vs U.S. median
- −3%
- Rank among states
- 33rd of 51
- Mean (average) pay
- $60,900 a year · $29.28 an hour
Pay by percentile
What diesel mechanics in Iowa earn at each point of the pay range, May 2025: 10% earn less than the 10th percentile, half earn less than the median, and 10% earn more than the 90th.
| Percentile | Hourly | Yearly |
|---|---|---|
| 10th percentile | $21.01 | $43,710 |
| 25th percentile | $23.45 | $48,770 |
| Median (50th) | $28.69 | $59,680 |
| 75th percentile | $34.41 | $71,570 |
| 90th percentile | $38.50 | $80,080 |
BLS Occupational Employment and Wage Statistics, May 2025. BLS yearly figures are the hourly wage times 2,080 hours.
Pay over time
The median diesel mechanic wage in Iowa rose 24.2%, from $48,050 in May 2021 to $59,680 in May 2025. Prices rose 19.4% over the same period, so after inflation it rose 4%.
| Year | Median a year | Median an hour |
|---|---|---|
| May 2021 | $48,050 | $23.10/hr |
| May 2022 | $50,290 | $24.18/hr |
| May 2023 | $52,220 | $25.11/hr |
| May 2024 | $58,800 | $28.27/hr |
| May 2025 | $59,680 | $28.69/hr |
BLS Occupational Employment and Wage Statistics, each May release; inflation from the BLS Consumer Price Index (CPI-U, May of each year). BLS cautions against reading much into year-to-year changes, so we compare the first and last years. How we compare years
How Iowa compares
- Diesel mechanics are more concentrated in Iowa than nationally: 2.7 of every 1,000 jobs, 1.4 times the U.S. share.
Pay by metro area
Rural Iowa
- Southwest Iowa$60,430
- Northwest Iowa$57,000
- Northeast Iowa$56,990
- Southeast Iowa$56,340
Other trades in Iowa
Bidding federal work? Davis-Bacon prevailing wage rates in Iowa list what contractors must pay diesel mechanics on federal and federally assisted jobs, county by county.
Questions
- Where in Iowa do diesel mechanics earn the most?
- Among Iowa metro areas, Des Moines–West Des Moines has the highest median at $61,630 a year, and Dubuque the lowest at $57,630.
About this data
Wages are from the U.S. Bureau of Labor Statistics Occupational Employment and Wage Statistics survey for May 2025, occupation 49-3031 (Bus and Truck Mechanics and Diesel Engine Specialists), area code 19. BLS counts wage and salary workers only, so self-employed diesel mechanics and business owners aren't included. The cost-of-living figure divides the median by the Bureau of Economic Analysis Regional Price Parity for 2024 (87.8, where the U.S. average is 100). Page updated September 27, 2026. How we calculate these figures