Highest salary at Edison Elem. in year 2017 was $84,036. Number of employees at Edison Elem. in year 2017 was 42. Average annual salary was $40,279 and median salary was $39,368. Edison Elem. average salary is 14 percent lower than USA average and median salary is 9 percent lower than USA median salary. From 2016 to 2017, the average salary of employees at this employer increased 7.3 percent, the median salary increased 3.2 percent.