Highest salary at Chester Cusd 139 in year 2018 was $126,133. Number of employees at Chester Cusd 139 in year 2018 was 72. Average annual salary was $53,143 and median salary was $54,345. Chester Cusd 139 average salary is 13 percent higher than USA average and median salary is 25 percent higher than USA median salary. From 2017 to 2018, the average salary of employees at this employer increased 17.3 percent, the median salary increased 4.6 percent.