Substitute Teacher Assistant salary at Prince William County Public Schools

The average substitute teacher assistant salary at Prince William County Public Schools was $17,173 , which is 739 percent higher than the average salary for this job in Virginia, and 529 percent higher than the national average for this job . Substitute Teacher Assistant salaries at Prince William County Public Schools typically range from $10,961 to $14,505 (25th to 75th percentile). The highest reported substitute teacher assistant salary was $55,933. There are 11 employees at Prince William County Public Schools with the job title substitute teacher assistant.