Highest Watertown employee salary in year 2022 was $130,489. Watertown employees number in year 2022 was 396. Watertown average salary was $52,456 and median salary was $51,693. According to the last payroll, Watertown average salary is 30 percent lower than USA average and 10 percent lower than New York state average. Watertown employee salaries are usually between $28,918 and $77,704. Top 10% of highest-earning employees have salaries ranging from $93,809 to $130,489.