Highest salary at Philadelphia in year 2012 was $59,222. Number of employees at Philadelphia in year 2012 was 19. Average annual salary was $30,744 and median salary was $32,942. Philadelphia average salary is 34 percent lower than USA average and median salary is 24 percent lower than USA median salary. From 2011 to 2012, the average salary of employees at this employer increased 3.3 percent, the median salary increased 11.7 percent.