Winnebago Il » Winn
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| Winnebago County | |
| Winnebago County is a county located in the state of Illinois. The county had a population of 285,350 in 2020. The county seat is the city of Rockford. Winnebago County is the central county of the Rockford metropolitan area. Winnebago County has over ten thousand acres of protected forests and parks. | |
