Highest salary at Lasalle County in year 2023 was $193,095. Number of employees at Lasalle County in year 2023 was 553. Average annual salary was $50,995 and median salary was $49,911. Lasalle County average salary is 9 percent higher than USA average and median salary is 15 percent higher than USA median salary. From 2022 to 2023, the average salary of employees at this employer increased 6.4 percent, the median salary increased 2.1 percent.