Highest salary at Vandalia Sd 203 in year 2017 was $73,934. Number of employees at Vandalia Sd 203 in year 2017 was 81. Average annual salary was $26,265 and median salary was $21,721. Vandalia Sd 203 average salary is 44 percent lower than USA average and median salary is 50 percent lower than USA median salary. From 2016 to 2017, the average salary of employees at this employer increased 0.3 percent, the median salary increased 0.3 percent.