Highest salary at Decatur Sd 61 in year 2017 was $99,679. Number of employees at Decatur Sd 61 in year 2017 was 626. Average annual salary was $31,481 and median salary was $28,223. Decatur Sd 61 average salary is 33 percent lower than USA average and median salary is 35 percent lower than USA median salary. From 2016 to 2017, the average salary of employees at this employer increased 2.9 percent, the median salary increased 2.6 percent.