Highest Sunnyside employee salary in year 2017 was $198,338. Sunnyside employees number in year 2017 was 842. Sunnyside average salary was $49,613 and median salary was $45,666. According to the last payroll, Sunnyside average salary is 34 percent lower than USA average and 33 percent lower than Washington state average. Sunnyside employee salaries are usually between $27,261 and $69,656. Top 10% of highest-earning employees have salaries ranging from $79,476 to $198,338.