The average salary for a Definitive Observation Unit Nurse in O'fallon, IL is $46.31 per hour. This is 2% lower than the US average of $47.22.
Last updated on August 1, 2026. Based on active jobs on Vivian.com.
Definitive Observation Unit Nurse salaries in O'fallon, IL compared to State and National Averages
$46.31/hour
O'fallon, IL
2% lower than the US average.
$47.22/hour
United States
How Definitive Observation Unit Nurse Salaries in O'Fallon Compare to Other Cities
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Saint Louis, Missouri
$51/hour
Nashville, Tennessee
$38/hour
Chattanooga, Tennessee
$39/hour
Definitive Observation Unit Nurse Career Guide
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