Administrative Assistant/Office Administrator Salary in Missouri

How much does an Administrative Assistant/Office Administrator make in Missouri?

As of July 01, 2026, the average salary for an Administrative Assistant/Office Administrator in Missouri is $52,516 per year, which breaks down to an hourly rate of $25.

However, an Administrative Assistant/Office Administrator's salary can vary significantly. Here’s a look at the typical salary range:

• Top Earners (90th percentile): $64,326
• Majority Range (25th-75th percentile): $47,405 to $58,698
• Entry-Level (10th percentile): $42,751