Trust Administrative Support Assistant III Salary in California

How much does a Trust Administrative Support Assistant III make in California?

As of August 01, 2026, the average salary for a Trust Administrative Support Assistant III in California is $76,400 per year, which breaks down to an hourly rate of $37.

However, a Trust Administrative Support Assistant III's salary can vary significantly. Here’s a look at the typical salary range:

• Top Earners (90th percentile): $88,589
• Majority Range (25th-75th percentile): $68,780 to $82,780
• Entry-Level (10th percentile): $61,842