Moving County

Madison County

FIPS code

119

County seat

Edwardsville

Established

1812

Origin

St. Clair County and Randolph County

Etymology

James Madison (1751–1836), fourth President of the United States and principal author of the Constitution of the United States

Population

269,282

Area

725 sq mi
(1,878 km2)

County Information

Alhambra, Alton, Bethalto, Collinsville, East Alton, Edwardsville (County Seat), Fairmont City, Glen Carbon, Godfrey, Granite City, Grantfork, Hamel, Hartford, Highland, Livingston, Madison, Marine, Maryville, New Douglas, Pontoon Beach, Rosewood Heights, Roxana, South Roxana, St. Jacob, Troy, Venice, Williamson, Wood River, Worden