Highest salary at Plano Isd in year 2016 was $300,000. Number of employees at Plano Isd in year 2016 was 6,859. Average annual salary was $48,985 and median salary was $52,736. Plano Isd average salary is 5 percent higher than USA average and median salary is 21 percent higher than USA median salary. From 2015 to 2016, the average salary of employees at this employer increased 1.8 percent, the median salary increased 2.9 percent.