Winnebago County, Illinois, is located in the northern part of the state and is part of the Rockford metropolitan area. The county seat is Rockford, which is the largest city in the county. Winnebago County covers an area of approximately 519 square miles and is known for its diverse landscapes, including rivers, parks, and forests. The county was established in 1836 and has a rich history that includes industrial growth and cultural development. It is home to several attractions, such as the Burpee Museum of Natural History and the Anderson Japanese Gardens, which draw visitors interested in nature and history.