Gardener salary at Grossmont Union High

The average gardener salary at Grossmont Union High was $103,152 , which is 12 percent higher than the average salary for this job in California, and 108 percent higher than the national average for this job . Gardener salaries at Grossmont Union High typically range from $88,810 to $114,109 (25th to 75th percentile). The highest reported gardener salary was $116,993. There are 7 employees at Grossmont Union High with the job title gardener.