Security Supervisor salary at Baltimore County

The average security supervisor salary at Baltimore County was $60,044 , which is 17 percent higher than the average salary for this job in Maryland, but 5 percent lower than the national average for this job . Security Supervisor salaries at Baltimore County typically range from $45,553 to $70,608 (25th to 75th percentile). The highest reported security supervisor salary was $70,607. There are 3 employees at Baltimore County with the job title security supervisor.