Salary guide, May 2025
Process Development Engineer pay in St. Louis, MO-IL
Manufacturing Headhunters uses the published BLS OEWS figures below. They describe the mapped occupation and area, not an individual offer.
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The median annual wage for Chemical Engineers in St. Louis, MO-IL was $133,450 (U.S. Bureau of Labor Statistics, OEWS, May 2025). The middle half of workers earned between $106,850 and $166,480.
The St. Louis, MO-IL median is $8,410 above the national median of $125,040, both from BLS May 2025.
Broader occupation · SOC 17-2041 Chemical Engineers
BLS measures this broader occupation across industries. It does not publish a separate wage for this manufacturing title.
What should you know about st. Louis, MO-IL?
| 10th | 25th | Median | 75th | 90th |
|---|---|---|---|---|
| $90,090 | $106,850 | $133,450 | $166,480 | $198,140 |
| 10th | 25th | Median | 75th | 90th |
|---|---|---|---|---|
| $43.31 | $51.37 | $64.16 | $80.04 | $95.26 |
BLS estimated 110 workers employed in this occupation in St. Louis, MO-IL. Location quotient: 0.62.
What should you know about united States?
| 10th | 25th | Median | 75th | 90th |
|---|---|---|---|---|
| $79,420 | $97,820 | $125,040 | $157,190 | $182,880 |
| 10th | 25th | Median | 75th | 90th |
|---|---|---|---|---|
| $38.19 | $47.03 | $60.12 | $75.57 | $87.92 |
What should you know about role pay against all occupations here?
The published Process Development Engineer median is $133,450. The all-occupations median in St. Louis, MO-IL is $49,990. Ratio: 2.67 (role median divided by all-occupations median, same units, BLS May 2025). Location quotient 0.62 measures how concentrated this occupation's employment is here against the nation. It is not a wage index.
What should you know about two BLS releases?
| Release period | 25th | Median | 75th |
|---|---|---|---|
| May 2024 | $103,380 | $127,100 | $165,450 |
| May 2025 | $106,850 | $133,450 | $166,480 |
These are two separate BLS estimates from different survey panels. The workers and employers behind them differ, so the gap is not like-for-like pay for the same workers and is not a growth rate. We show no percentage change.
Source: U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics, May 2025. SOC 17-2041 Chemical Engineers, St. Louis, MO-IL. Official occupation data · Official area tables. Released 2026-05-15.
Source: U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics, May 2025. SOC 17-2041 Chemical Engineers, U.S.. Official occupation data · Official area tables. Released 2026-05-15.
What should you know about nearby areas?
| Area | Median | 25th to 75th |
|---|---|---|
| Peoria, IL | $111,880 | $97,470 to $122,740 |
| Evansville, IN | $120,990 | $105,410 to $164,530 |
All roles in St. Louis, MO-IL · National page · Process Development Engineer ranked across metros