Lake County
John Serzynski C in 2025 was employed at Lake County and had an annual salary of $124,118, according to public records. This salary was 72 percent higher than the average and 91 percent higher than the median salary in Lake County.
Public records show John Serzynski C working for Lake County from 2015 to 2025.
According to the public records employee's salary increased by $21,333 from 2024 to 2025, which is a 20.8 percent rise. Since 2016, the salary has increased by $34,985, a total rise of 39.3 percent.
| Year | 2025 |
| Full Name | John Serzynski C |
| Job Title | N/A |
| State | Illinois |
| Employer | Lake County |
| Annual Wage | $124,118 |
| Pay Plan |
*Information may include where available: salary, bonuses, benefits, retirement contributions, pensions, and other financial data.
| Employer Name | Lake County |
| Year | 2025 |
| Number of Employees | 2,715 |
| Average Annual Wage | $72,285 |
| Median Annual Wage | $64,816 |
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