Highest salary at Clarkstown Csd in year 2018 was $133,028. Number of employees at Clarkstown Csd in year 2018 was 561. Average annual salary was $41,647 and median salary was $39,100. Clarkstown Csd average salary is 11 percent lower than USA average and median salary is 10 percent lower than USA median salary. From 2017 to 2018, the average salary of employees at this employer increased 3.5 percent, the median salary increased 3.9 percent.