The average salary for a Definitive Observation Unit Nurse in O'fallon, IL is $46.97 per hour. This is 22% higher than the US average of $36.44.
Last updated on January 28, 2026. Based on active jobs on Vivian.com.
Definitive Observation Unit Nurse salaries in O'fallon, IL compared to State and National Averages
$46.97/hour
O'fallon, IL
22% higher than the US average.
$36.44/hour
United States
How Definitive Observation Unit Nurse Salaries in O'Fallon Compare to Other Cities
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Murfreesboro, Tennessee
$31/hour
Claremore, Oklahoma
$31/hour
Tulsa, Oklahoma
$31/hour
Definitive Observation Unit Nurse Career Guide
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