Inspect, maintain, and repair diesel engines in trucks, buses, and heavy equipment. Median salary in Boston: $79K/year. Data from BLS, O*NET, and H-1B disclosures.
Figures represent annual base salary in Boston, Massachusetts. Reviewed by SalaryOptics Editorial · How we calculate this →
Analysis derived from the salary, COL, tax, and labor-market figures above — specific to this role and city.
Diesel Mechanics in Boston earn approximately 27% higher than the US national median for this role — a $17,000 premium on annual base salary. This reflects Boston's position as a higher-cost labor market where employers must match local wage norms.
Adjusted for Boston's cost-of-living index (162), the median Diesel Mechanic salary buys the equivalent of $48,765 in a US-average-cost city. That's $13,235 less purchasing power than the national median — the higher nominal salary doesn't fully offset local costs.
Average 1-bedroom rent in Boston ($2,900/mo) consumes approximately 67% of an after-tax median Diesel Mechanic salary. Financial planners typically recommend keeping housing under 30% of take-home — a salary at the 75th percentile ($102K) brings that ratio into a more comfortable range here.
Based on BLS 2022–2032 Employment Projections and WEF Future of Jobs Report 2026. At current growth rates, median salary reaches $79K by 2030.
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The median Diesel Mechanic salary in Boston, MA is $79,000 per year as of Q1 2026. This figure represents the midpoint of all reported compensation for this role in the Boston–MA metropolitan area, based on data from the Bureau of Labor Statistics Occupational Employment Statistics, H-1B visa disclosures from the Department of Labor, and O*NET occupational data.
Entry-level Diesel Mechanics in Boston with 0–2 years of experience typically earn between $61,000 and $79,000 annually. Mid-career professionals with 3–7 years command $79,000 to $102,000, while senior-level practitioners with 8+ years of experience regularly earn $102,000 to $131,000 or more.
Boston has a cost of living index of 162 compared to the US national average of 100. Boston's cost of living is above the US average, so the salary figures above reflect local market rates. Massachusetts has a 5% state income tax rate.
Vocational certificate; ASE certification preferred. 0% of these roles offer some remote flexibility.