Road Maintenance Supervisor salary at Napa County

The average road maintenance supervisor salary at Napa County was $161,717 , which is 11 percent higher than the average salary for this job in California, and 125 percent higher than the national average for this job . Road Maintenance Supervisor salaries at Napa County typically range from $159,856 to $163,579 (25th to 75th percentile). The highest reported road maintenance supervisor salary was $163,578. There are 2 employees at Napa County with the job title road maintenance supervisor.