Highest salary at Wharton Isd in year 2016 was $122,200. Number of employees at Wharton Isd in year 2016 was 320. Average annual salary was $36,969 and median salary was $41,250. Wharton Isd average salary is 21 percent lower than USA average and median salary is 5 percent lower than USA median salary. From 2015 to 2016, the average salary of employees at this employer increased 3.1 percent, the median salary increased 0.0 percent.