Highest Groton employee salary in year 2022 was $91,923. Groton employees number in year 2022 was 65. Groton average salary was $24,230 and median salary was $14,004. According to the last payroll, Groton average salary is 68 percent lower than USA average and 58 percent lower than New York state average. Groton employee salaries are usually between $2,400 and $45,220. Top 10% of highest-earning employees have salaries ranging from $59,874 to $91,923.