Highest salary at Berwyn Sd 100 in year 2018 was $100,829. Number of employees at Berwyn Sd 100 in year 2018 was 144. Average annual salary was $31,236 and median salary was $29,617. Berwyn Sd 100 average salary is 33 percent lower than USA average and median salary is 32 percent lower than USA median salary. From 2017 to 2018, the average salary of employees at this employer increased 3.3 percent, the median salary increased 5.6 percent.