Facilities Maintenance Supervisor salary at Contra Costa County

The average facilities maintenance supervisor salary at Contra Costa County was $164,611 , which is 8 percent higher than the average salary for this job in California, and 151 percent higher than the national average for this job . Facilities Maintenance Supervisor salaries at Contra Costa County typically range from $147,743 to $189,563 (25th to 75th percentile). The highest reported facilities maintenance supervisor salary was $189,562. There are 3 employees at Contra Costa County with the job title facilities maintenance supervisor.