Plant Supervisor salary at Long Beach Unified

The average plant supervisor salary at Long Beach Unified was $113,357 , which is 2 percent lower than the average salary for this job in California, but 40 percent higher than the national average for this job . Plant Supervisor salaries at Long Beach Unified typically range from $105,933 to $126,305 (25th to 75th percentile). The highest reported plant supervisor salary was $183,202. There are 85 employees at Long Beach Unified with the job title plant supervisor.