Highest Ferndale employee salary in year 2017 was $235,521. Ferndale employees number in year 2017 was 660. Ferndale average salary was $50,373 and median salary was $44,025. According to the last payroll, Ferndale average salary is 33 percent lower than USA average and 34 percent lower than Washington state average. Ferndale employee salaries are usually between $19,698 and $79,549. Top 10% of highest-earning employees have salaries ranging from $88,484 to $235,521. From 2016 to 2017, the average salary of employees at this employer increased 5.2 percent, the median salary increased 6.0 percent.