Highest salary at Cornwall Csd in year 2018 was $163,070. Number of employees at Cornwall Csd in year 2018 was 132. Average annual salary was $37,865 and median salary was $37,737. Cornwall Csd average salary is 19 percent lower than USA average and median salary is 13 percent lower than USA median salary. From 2017 to 2018, the average salary of employees at this employer increased 3.6 percent, the median salary increased 1.9 percent.