Highest salary at Trenton in year 2014 was $59,839. Number of employees at Trenton in year 2014 was 19. Average annual salary was $25,662 and median salary was $21,818. Trenton average salary is 45 percent lower than USA average and median salary is 50 percent lower than USA median salary. From 2013 to 2014, the average salary of employees at this employer increased 11.1 percent.