Administrative Assistant salary at Frederick County

The average administrative assistant salary at Frederick County was $61,650 , which is 4 percent higher than the average salary for this job in Maryland, but 18 percent lower than the national average for this job . Administrative Assistant salaries at Frederick County typically range from $54,509 to $68,360 (25th to 75th percentile). The highest reported administrative assistant salary was $78,268. There are 8 employees at Frederick County with the job title administrative assistant.