Highest salary at Groesbeck Isd in year 2017 was $143,663. Number of employees at Groesbeck Isd in year 2017 was 263. Average annual salary was $39,483 and median salary was $41,572. Groesbeck Isd average salary is 16 percent lower than USA average and median salary is 4 percent lower than USA median salary. From 2016 to 2017, the average salary of employees at this employer increased 0.5 percent.