Highest salary at Liberal High in year 2020 was $64,309. Number of employees at Liberal High in year 2020 was 18. Average annual salary was $38,544 and median salary was $36,244. Liberal High average salary is 18 percent lower than USA average and median salary is 17 percent lower than USA median salary. From 2019 to 2020, the average salary of employees at this employer increased 2.3 percent.