Highest salary at Richardson Elem. in year 2017 was $87,601. Number of employees at Richardson Elem. in year 2017 was 42. Average annual salary was $51,963 and median salary was $56,817. Richardson Elem. average salary is 11 percent higher than USA average and median salary is 31 percent higher than USA median salary. From 2016 to 2017, the median salary increased 0.9 percent.