Forest Preserve District of Dupage County
Mark Harker in 2025 was employed at Forest Preserve District of Dupage County and had an annual salary of $54,653, according to public records. This salary was 17 percent lower than the average and 13 percent lower than the median salary in Forest Preserve District of Dupage County.
Public records show Mark Harker working for Forest Preserve District of Dupage County from 2022 to 2025.
According to the public records employee's salary increased by $359 from 2024 to 2025, which is a 0.7 percent rise. Since 2022, the salary has increased by $33,082, a total rise of 153.4 percent.
| Year | 2025 |
| Full Name | Mark Harker |
| Job Title | N/A |
| State | Illinois |
| Employer | Forest Preserve District of Dupage County |
| Annual Wage | $54,653 |
| Pay Plan |
*Information may include where available: salary, bonuses, benefits, retirement contributions, pensions, and other financial data.
| Employer Name | Forest Preserve District of Dupage County |
| Year | 2025 |
| Number of Employees | 353 |
| Average Annual Wage | $65,489 |
| Median Annual Wage | $62,617 |
Mark Harker (2024) | View Person Details |
Mark Harker (2023) | View Person Details |
Mark Harker (2022) | View Person Details |
Alicia Biewer A (2025)Forest Preserve District of Dupage County | View Person Details |
Eric Poggenburg R (2025)Forest Preserve District of Dupage County | View Person Details |
Suzanne Clark M (2025)Forest Preserve District of Dupage County | View Person Details |
Gerardo Pena Gutierrez (2025)Forest Preserve District of Dupage County | View Person Details |
Teri Zebic L (2025)Forest Preserve District of Dupage County | View Person Details |
Lani Donlan L (2025)Forest Preserve District of Dupage County | View Person Details |
Taylor Schuman (2025)Forest Preserve District of Dupage County | View Person Details |
Tyler Zbilski (2025)Forest Preserve District of Dupage County | View Person Details |
Matthew Janiszewski (2025)Forest Preserve District of Dupage County | View Person Details |
Nicholas Kubis I (2025)Forest Preserve District of Dupage County | View Person Details |