Highest salary at Hall Hsd 502 in year 2018 was $100,529. Number of employees at Hall Hsd 502 in year 2018 was 37. Average annual salary was $61,628 and median salary was $66,356. Hall Hsd 502 average salary is 31 percent higher than USA average and median salary is 53 percent higher than USA median salary. From 2017 to 2018, the average salary of employees at this employer increased 6.0 percent, the median salary increased 7.0 percent.