Supervising Office Assistant salary at Napa County

The average supervising office assistant salary at Napa County was $95,876 , which is 18 percent higher than the average salary for this job in California, and 19 percent higher than the national average for this job . Supervising Office Assistant salaries at Napa County typically range from $38,606 to $131,162 (25th to 75th percentile). The highest reported supervising office assistant salary was $131,161. There are 3 employees at Napa County with the job title supervising office assistant.