Highest Watertown employee salary in year 2024 was $143,947. Watertown employees number in year 2024 was 472. Watertown average salary was $52,607 and median salary was $50,838. According to the last payroll, Watertown average salary is 30 percent lower than USA average and 19 percent lower than New York state average. Watertown employee salaries are usually between $13,883 and $83,920. Top 10% of highest-earning employees have salaries ranging from $103,478 to $143,947.