Highest salary at Summit County in year 2018 was $238,609. Number of employees at Summit County in year 2018 was 3,321. Average annual salary was $46,324 and median salary was $46,082. Summit County average salary is 1 percent lower than USA average and median salary is 6 percent higher than USA median salary. From 2017 to 2018, the median salary increased 0.4 percent.