The County Board budget is established according to the State of Illinois Counties Code and the Winnebago County Board budget policy 2018-CR-044.
- Winnebago County Committee of the Whole Budget FY26
- 2025 Budget Book
- 2025 REVISED Proposed Budget Book
- 2024 Budget Book
- 2023 Budget Book
- 2022 Budget Book
- 2021 Budget Book
- 2020 Budget Book
- 2019 Budget Book
- 2018 Budget Book
- 2017 Budget Book
- 2016 Budget Book
- 2015 Budget Book
- 2014 Budget Book
- 2013 Budget Book
