Highest salary at Jasper County in year 2020 was $143,487. Number of employees at Jasper County in year 2020 was 317. Average annual salary was $33,495 and median salary was $34,790. Jasper County average salary is 29 percent lower than USA average and median salary is 20 percent lower than USA median salary. From 2019 to 2020, the average salary of employees at this employer increased 1.0 percent.