Mechanical Engineer Salary in St. Louis, MO
Bureau of Labor Statistics OEWS Survey
Median Annual Salary
$87,567
Hourly Rate
$42.10
/hour
Jobs in Area
278
employed
Mechanical Engineer Salary Range in St. Louis, MO
Annual Salary Range
$56k
10th percentile
$72k
25th
$108k
75th
$124k
90th percentile
Salary Breakdown by Percentile
| Percentile | Annual Salary | Hourly Rate |
|---|---|---|
| 10th Percentile (Entry Level) | $56,287 | $27.06 |
| 25th Percentile | $71,705 | $34.47 |
| Median (50th Percentile) | $87,567 | $42.10 |
| 75th Percentile | $107,678 | $51.77 |
| 90th Percentile (Top Earners) | $124,279 | $59.75 |
| Average (Mean) | $94,297 | $45.34 |
Frequently Asked Questions
The average Mechanical Engineer salary in St. Louis, MO is $87,567 per year or $42.10 per hour as of 2023. This is based on data from the U.S. Bureau of Labor Statistics Occupational Employment and Wage Statistics survey.
About This Data
Salary data is sourced from the U.S. Bureau of Labor Statistics Occupational Employment and Wage Statistics (OEWS) survey for 2023. The geographic area covered is the St. Louis Metropolitan Statistical Area.
Last updated: 1/14/2026
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How St. Louis, MO Compares
vs National Average
$96,310
vs Missouri Average
$103,834
Cost-of-Living Adjusted
$96,652
Cost of living in St. Louis, MO is 9.4% below the national average.
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