Highest salary at Hanover in year 2011 was $59,090. Number of employees at Hanover in year 2011 was 25. Average annual salary was $37,688 and median salary was $44,436. Hanover average salary is 20 percent lower than USA average and median salary is 2 percent higher than USA median salary. From 2010 to 2011, the median salary increased 3.8 percent.