Supervisor/Director salary at Mercer Island School District

The average supervisor/director salary at Mercer Island School District was $175,057 , which is 36 percent higher than the average salary for this job in Washington, and 35 percent higher than the national average for this job . Supervisor/Director salaries at Mercer Island School District typically range from $164,449 to $191,540 (25th to 75th percentile). The highest reported supervisor/director salary was $208,064. There are 9 employees at Mercer Island School District with the job title supervisor/director.