Highest salary at Derby in year 2016 was $167,953. Number of employees at Derby in year 2016 was 527. Average annual salary was $55,024 and median salary was $54,857. Derby average salary is 17 percent higher than USA average and median salary is 26 percent higher than USA median salary. From 2015 to 2016, the average salary of employees at this employer increased 3.0 percent, the median salary increased 5.4 percent.