Administrative Assistant salary at Orange County Sanitation District

The average administrative assistant salary at Orange County Sanitation District was $108,787 , which is 16 percent higher than the average salary for this job in California, and 45 percent higher than the national average for this job . Administrative Assistant salaries at Orange County Sanitation District typically range from $61,958 to $143,989 (25th to 75th percentile). The highest reported administrative assistant salary was $153,403. There are 16 employees at Orange County Sanitation District with the job title administrative assistant.