The average salary for a Correctional Professional in O'fallon, IL is $34.44 per hour. This is 2% higher than the US average of $33.71.
Last updated on September 20, 2026. Based on active jobs on Vivian.com.
Correctional Professional salaries in O'fallon, IL compared to State and National Averages
$34.44/hour
O'fallon, IL
2% higher than the US average.
$33.71/hour
United States
How Correctional Professional Salaries in O'Fallon Compare to Other Cities
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