Plant Supervisor salary at Montebello Unified

The average plant supervisor salary at Montebello Unified was $106,590 , which is 8 percent lower than the average salary for this job in California, but 31 percent higher than the national average for this job . Plant Supervisor salaries at Montebello Unified typically range from $92,636 to $117,806 (25th to 75th percentile). The highest reported plant supervisor salary was $140,051. There are 28 employees at Montebello Unified with the job title plant supervisor.