Highest salary at Waltham Sd 185 in year 2015 was $49,836. Number of employees at Waltham Sd 185 in year 2015 was 13. Average annual salary was $22,502 and median salary was $13,526. Waltham Sd 185 average salary is 52 percent lower than USA average and median salary is 69 percent lower than USA median salary.