Administrative Assistant salary at Orange County Sanitation District

The average administrative assistant salary at Orange County Sanitation District was $134,136 , which is 36 percent higher than the average salary for this job in California, and 79 percent higher than the national average for this job . Administrative Assistant salaries at Orange County Sanitation District typically range from $115,415 to $150,625 (25th to 75th percentile). The highest reported administrative assistant salary was $160,082. There are 12 employees at Orange County Sanitation District with the job title administrative assistant.