Plant Maintenance Supervisor salary at Stockton

The average plant maintenance supervisor salary at Stockton was $153,193 , which is 10 percent lower than the average salary for this job in California, but 131 percent higher than the national average for this job . Plant Maintenance Supervisor salaries at Stockton typically range from $151,048 to $155,337 (25th to 75th percentile). The highest reported plant maintenance supervisor salary was $155,337. There are 2 employees at Stockton with the job title plant maintenance supervisor.