Plumbing Inspector salary at Frederick County

The average plumbing inspector salary at Frederick County was $72,717 , which is 3 percent higher than the average salary for this job in Maryland, but 12 percent lower than the national average for this job . Plumbing Inspector salaries at Frederick County typically range from $67,130 to $75,773 (25th to 75th percentile). The highest reported plumbing inspector salary was $75,772. There are 3 employees at Frederick County with the job title plumbing inspector.