Grounds Maintenance Supervisor salary at Riverside Unified

The average grounds maintenance supervisor salary at Riverside Unified was $141,256 , which is 27 percent higher than the average salary for this job in California, and 185 percent higher than the national average for this job . Grounds Maintenance Supervisor salaries at Riverside Unified typically range from $116,400 to $166,112 (25th to 75th percentile). The highest reported grounds maintenance supervisor salary was $166,112. There are 2 employees at Riverside Unified with the job title grounds maintenance supervisor.