Interventionist salary at Grand Isle Supervisory Union

The average interventionist salary at Grand Isle Supervisory Union was $35,521 , which is 16 percent higher than the average salary for this job in Vermont, but 29 percent lower than the national average for this job . Interventionist salaries at Grand Isle Supervisory Union typically range from $14,793 to $59,380 (25th to 75th percentile). The highest reported interventionist salary was $59,380. There are 3 employees at Grand Isle Supervisory Union with the job title interventionist.