Chemical Plant and System Operators Salary in Missouri
Chemical Plant and System Operators in Missouri earn a median of $55,470 a year, −29% compared with the U.S. median.
Updated October 2026 · Data: BLS OEWS May 2025 · How we match careers
- Median pay
- $55,470
- vs. U.S. median
- −29% ($78,120)
- Rank among states
- 32 of 35
- Jobs in the state
- 450
Pay range in Missouri
The lowest-paid 10% earn under $46,590; the top 10% earn over $78,040. Nationally the range is $48,400 to $111,930.
States ranked near Missouri
Similar jobs in Missouri
- Chemical Equipment Operators and Tenders$50,640 median in Missouri
- Biomass Plant Technicians$101,900 median in Missouri (broader BLS group)
- Petroleum Pump System Operators, Refinery Operators, and Gaugers$80,960 median in Missouri
- Nuclear Technicians$104,580 median in Missouri
- Stationary Engineers and Boiler Operators$72,620 median in Missouri
- Biofuels Processing Technicians$51,560 median in Missouri (broader BLS group)
Chemical Plant and System Operators pay in Missouri
How much do chemical plant and system operators make in Missouri?
The median is $55,470 a year. The lowest-paid 10% earn under $46,590 and the top 10% earn over $78,040. BLS OEWS May 2025.
Is Missouri a good state for chemical plant and system operators?
On pay alone it ranks 32 of 35 (−29% vs. the national median of $78,120). Living costs are not included.