Grounds Maintenance Worker salary at Washington County

The average grounds maintenance worker salary at Washington County was $18,807 , which is 58 percent lower than the average salary for this job in Maryland, and 51 percent lower than the national average for this job . Grounds Maintenance Worker salaries at Washington County typically range from $12,615 to $24,764 (25th to 75th percentile). The highest reported grounds maintenance worker salary was $27,850. There are 7 employees at Washington County with the job title grounds maintenance worker.