Highest salary at County of Lake in year 2017 was $142,587. Number of employees at County of Lake in year 2017 was 137. Average annual salary was $37,204 and median salary was $39,843. County of Lake average salary is 21 percent lower than USA average and median salary is 8 percent lower than USA median salary. From 2016 to 2017, the average salary of employees at this employer increased 7.8 percent, the median salary increased 6.4 percent.