Administrative Assistant salary at Baltimore County

The average administrative assistant salary at Baltimore County was $42,077 , which is 29 percent lower than the average salary for this job in Maryland, and 44 percent lower than the national average for this job . Administrative Assistant salaries at Baltimore County typically range from $31,778 to $47,944 (25th to 75th percentile). The highest reported administrative assistant salary was $47,944. There are 4 employees at Baltimore County with the job title administrative assistant.