Highest salary at Oldham County in year 2024 was $144,142. Number of employees at Oldham County in year 2024 was 244. Average annual salary was $49,438 and median salary was $50,811. Oldham County average salary is 5 percent higher than USA average and median salary is 17 percent higher than USA median salary. From 2023 to 2024, the average salary of employees at this employer increased 8.4 percent, the median salary increased 9.1 percent.