Mechanical Engineer Salary in St. Louis, MO
Updated
The median mechanical engineer in the St. Louis area earns $100,340 a year ($48.24 an hour), 4% below the U.S. median ($104,110) and 1% above the Missouri median ($99,330). Half of the 2,190 mechanical engineers there earn between $79,740 and $120,020.
| Annual pay | St. Louis area | Missouri | U.S. |
|---|---|---|---|
| 10th percentile | $65,900 | $64,750 | $73,990 |
| 25th percentile | $79,740 | $79,540 | $84,130 |
| Median | $100,340 | $99,330 | $104,110 |
| 75th percentile | $120,020 | $120,990 | $132,590 |
| 90th percentile | $149,060 | $142,100 | $164,340 |
| Average | $102,580 | $101,340 | $113,610 |
| Jobs | 2,190 | 4,870 | 296,810 |
St. Louis, MO ranks 34th of the 50 largest U.S. metro areas for mechanical engineer pay. Highest: San Jose, CA ($168,030).
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Check my payMechanical engineer pay in other cities
- Kansas City, MO: $99,630
- San Jose, CA: $168,030
- San Francisco, CA: $161,370
- Denver, CO: $128,180
- Washington, DC: $126,990
- Seattle, WA: $126,590
- Houston, TX: $125,350
- Los Angeles, CA: $123,900
- All cities
Similar jobs in St. Louis, MO
- Civil Engineer: $96,830
- Industrial Engineer: $102,230
- Electrical Engineer: $123,960
- All jobs in St. Louis, MO
Sources
- U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics, May 2025, published May 15, 2026
U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics, May 2025, www.bls.gov/oes. BLS.gov cannot vouch for the data or analyses derived from these data after the data have been retrieved from BLS.gov.