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Madison County, Illinois

Madison County is located in Illinois. About 266,209 people live here. Between 2010 and 2020, the population declined from 269,282 to 265,859. The area covers about 1,918.0 square kilometers. The region is divided into 25 Municipalities. The region was founded in 1812. The name originates from James Madison (President of the United States from 1809 to 1817) Madison County is county in Illinois, United States. More information at www.co.madison.il.us.
Named after James Madison
Year built 1812
Area 1918 km²
Located in Illinois
Country United States
Population 265859
Native name Madison County

Map marker Madison County, Illinois

Public transit map Public transit map Madison County Legend
Railway
Bus
Tram
Bicycle map Bicycle map Madison County Legend
Bike path
Bike lane on roadway
Cycling allowed on bus lane
Bicycle street
Open to cyclists
Open to cyclists, good path
Cycling prohibited
Cobblestone
Long-distance bike route (depending on scale)
Long-distance bike route
Pedestrian map Pedestrian map Madison County Legend
Path
Long-distance hiking trail (depending on scale)
Long-distance hiking trail
Pedestrians prohibited
Madison County
Venice
Godfrey
East Alton
Williamson
Livingston
South Roxana
Wood River
Alhambra
Alton
Bethalto
Edwardsville
Glen Carbon
Granite City
Grantfork
Hamel
Hartford
Highland
Marine
Maryville
New Douglas
Pontoon Beach
Roxana
St. Jacob
Troy
Worden