Highest Monroe employee salary in year 2017 was $223,043. Monroe employees number in year 2017 was 738. Monroe average salary was $58,114 and median salary was $55,924. According to the last payroll, Monroe average salary is 22 percent lower than USA average and 23 percent lower than Washington state average. Monroe employee salaries are usually between $28,127 and $86,879. Top 10% of highest-earning employees have salaries ranging from $97,419 to $223,043. From 2016 to 2017, the average salary of employees at this employer increased 1.2 percent, the median salary increased 1.3 percent.