Highest salary at Somerset Isd in year 2016 was $171,402. Number of employees at Somerset Isd in year 2016 was 672. Average annual salary was $36,957 and median salary was $47,000. Somerset Isd average salary is 21 percent lower than USA average and median salary is 8 percent higher than USA median salary. From 2015 to 2016, the average salary of employees at this employer increased 2.6 percent, the median salary increased 2.2 percent.