Highest salary at Passaic County in year 2018 was $188,996. Number of employees at Passaic County in year 2018 was 1,815. Average annual salary was $68,499 and median salary was $59,462. Passaic County average salary is 46 percent higher than USA average and median salary is 37 percent higher than USA median salary. From 2017 to 2018, the average salary of employees at this employer increased 1.9 percent, the median salary increased 3.3 percent.