Highest salary at Arthur Cusd 305 in year 2018 was $160,257. Number of employees at Arthur Cusd 305 in year 2018 was 140. Average annual salary was $43,728 and median salary was $49,470. Arthur Cusd 305 average salary is 7 percent lower than USA average and median salary is 14 percent higher than USA median salary. From 2017 to 2018, the average salary of employees at this employer increased 14.1 percent, the median salary increased 10.5 percent.