Fayette County, the popular county of the U.S. state of Illinois, was established in the year 1821 and named after Marquis de La Fayette, French hero of the American Revolutionary War. The total area of the county is 725.34 sq mi. More than 22K people with a splendid combination of White, Native American, black or African American, Asian, Hispanic or Latino, Pacific Islander, and others along with 8.1K households and 5.6K family units reside in this region. Vandalia is the county seat and the largest city.

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