Public Works - Administrative Assistant salary at San Mateo

The average public works - administrative assistant salary at San Mateo was $93,543 , which is 7 percent lower than the average salary for this job in California, but 78 percent higher than the national average for this job . Public Works - Administrative Assistant salaries at San Mateo typically range from $63,237 to $123,849 (25th to 75th percentile). The highest reported public works - administrative assistant salary was $125,509. There are 4 employees at San Mateo with the job title public works - administrative assistant.