Winnebago County, established in 1836 was named after Winnebago Native Americans and has a total area of 519.25 sq mi. The County seat is Rockford. The total population of the county is over 0.29 million with a racial makeup including White, Native American, black or African American, Asian, Hispanic or Latino, Pacific Islander, and others with more than 0.11 million housing units and 76.3K families. The County is a division of the Rockford, Illinois, Metropolitan Statistical Area.

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