Science - Grades salary at Plainfield City

The average science - grades salary at Plainfield City was $64,963 , which is 6 percent lower than the average salary for this job in New Jersey, and 6 percent lower than the national average for this job . Science - Grades salaries at Plainfield City typically range from $53,710 to $77,873 (25th to 75th percentile). The highest reported science - grades salary was $82,885. There are 12 employees at Plainfield City with the job title science - grades.