Administrative Assistant salary at San Mateo County Office of Education

The average administrative assistant salary at San Mateo County Office of Education was $90,168 , which is 4 percent lower than the average salary for this job in California, but 20 percent higher than the national average for this job . Administrative Assistant salaries at San Mateo County Office of Education typically range from $52,353 to $117,650 (25th to 75th percentile). The highest reported administrative assistant salary was $140,519. There are 33 employees at San Mateo County Office of Education with the job title administrative assistant.