Highest salary at Kerrville Isd in year 2016 was $220,000. Number of employees at Kerrville Isd in year 2016 was 678. Average annual salary was $39,627 and median salary was $44,750. Kerrville Isd average salary is 15 percent lower than USA average and median salary is 3 percent higher than USA median salary. From 2015 to 2016, the average salary of employees at this employer increased 2.5 percent, the median salary increased 1.7 percent.