Highest salary at Sherman in year 2013 was $40,673. Number of employees at Sherman in year 2013 was 13. Average annual salary was $25,833 and median salary was $27,983. Sherman average salary is 45 percent lower than USA average and median salary is 36 percent lower than USA median salary. From 2012 to 2013, the average salary of employees at this employer increased 1.6 percent, the median salary increased 11.8 percent.