Highest salary at Princeton Isd in year 2017 was $181,745. Number of employees at Princeton Isd in year 2017 was 562. Average annual salary was $41,009 and median salary was $46,590. Princeton Isd average salary is 13 percent lower than USA average and median salary is 7 percent higher than USA median salary. From 2016 to 2017, the average salary of employees at this employer increased 2.1 percent, the median salary increased 0.2 percent.