What is the salary range of a Physical Therapy Assistant?
As of August 01, 2025, the average annual salary for a Physical Therapy Assistant in Brentwood, CA ranges from $65,601 (25th percentile) to $78,801 (75th percentile), with a median annual salary of $74,801 and an hourly rate of $36. A Physical Therapy Assistant's salary is shaped by several key factors, including experience level, specific skills, industry differences, company size, and more. Below, we'll explore how each of these influences compensation.