How much does a chemical plant and system operator make in St. Louis?
$52,330a year
Median yearly pay for chemical plant and system operators in the St. Louis, MO-IL metro area. That is $25.16 an hour or $4,361 a month.
- Hourly
- $25.16
- Vs. national median
- -33%
- Rank among cities
- 28 of 28
- Jobs in the area
- 190
Pay range
Lowest 10%: $48,390Median: $52,330Highest 10%: $64,570
| Percentile | Yearly | Hourly | |
|---|---|---|---|
| 10th | $48,390 | $23.26 | |
| 25th | $52,290 | $25.14 | |
| Median | $52,330 | $25.16 | |
| 75th | $58,430 | $28.09 | |
| 90th | $64,570 | $31.04 |
Other cities in Missouri
Median yearly pay for chemical plant and system operators.
| No other city in the state with data. |
Related jobs in St. Louis
Same field, median yearly pay.
| Power Plant Operator | $101,800 |
| Computer Numerically Controlled Tool Programmer | $94,230 |
| Power Distributor and Dispatcher | $85,470 |
| Stationary Engineer and Boiler Operator | $75,610 |
| First-Line Supervisors of Production and Operating Worker | $75,210 |
| Plant and System Operator | $69,910 |
| Machinist | $62,210 |
| Multiple Machine Tool Setter | $62,090 |
| Tool Grinder | $61,550 |
| Welding | $60,600 |
Frequently asked questions
How much does a chemical plant and system operator make an hour in St. Louis?
The median hourly pay in the St. Louis, MO-IL metro area is $25.16 ($52,330 a year).
Do chemical plant and system operators make more in St. Louis than the national average?
No: $52,330 against $78,120 nationally, 33% less.
How does St. Louis compare with the rest of Missouri?
The median in Missouri is $55,470, so St. Louis pays 6% less.
Where does St. Louis rank for chemical plant and system operator pay?
28 of 28 metro areas with data.
How much does a chemical plant and system operator make starting out in St. Louis?
The lowest-paid 10% make $48,390 or less a year; the top 10% make $64,570 or more.
Source: U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics (OEWS): pay in May 2025, published by BLS in 2026. Hourly pay is the yearly figure divided by 2,080 hours.