Custodian salary at Sonora Union High

The average custodian salary at Sonora Union High was $46,766 , which is 36 percent lower than the average salary for this job in California, and 34 percent lower than the national average for this job . Custodian salaries at Sonora Union High typically range from $29,009 to $62,005 (25th to 75th percentile). The highest reported custodian salary was $67,574. There are 8 employees at Sonora Union High with the job title custodian.