Instructional Asst salary at San Mateo Union High

The average instructional asst salary at San Mateo Union High was $59,379 , which is 35 percent higher than the average salary for this job in California, and 214 percent higher than the national average for this job . Instructional Asst salaries at San Mateo Union High typically range from $40,978 to $70,613 (25th to 75th percentile). The highest reported instructional asst salary was $147,483. There are 110 employees at San Mateo Union High with the job title instructional asst.