Assistant Principal - High School salary at North Plainfield Boro

The average assistant principal - high school salary at North Plainfield Boro was $114,253 , which is 2 percent lower than the average salary for this job in New Jersey, but 10 percent higher than the national average for this job . Assistant Principal - High School salaries at North Plainfield Boro typically range from $110,393 to $118,112 (25th to 75th percentile). The highest reported assistant principal - high school salary was $118,112. There are 2 employees at North Plainfield Boro with the job title assistant principal - high school.