Highest salary at Sullivan County in year 2024 was $153,706. Number of employees at Sullivan County in year 2024 was 234. Average annual salary was $46,285 and median salary was $45,269. Sullivan County average salary is 1 percent lower than USA average and median salary is 4 percent higher than USA median salary. From 2023 to 2024, the average salary of employees at this employer increased 1.7 percent, the median salary increased 4.5 percent.