Highest salary at Belknap County in year 2024 was $173,390. Number of employees at Belknap County in year 2024 was 181. Average annual salary was $60,583 and median salary was $60,732. Belknap County average salary is 29 percent higher than USA average and median salary is 40 percent higher than USA median salary. From 2023 to 2024, the average salary of employees at this employer increased 8.6 percent, the median salary increased 4.7 percent.