Security Supervisor salary at King County

The average security supervisor salary at King County was $114,450 , which is 55 percent higher than the average salary for this job in Washington, and 81 percent higher than the national average for this job . Security Supervisor salaries at King County typically range from $113,668 to $115,232 (25th to 75th percentile). The highest reported security supervisor salary was $115,232. There are 2 employees at King County with the job title security supervisor.