Geographic reference
Madison city, Illinois
Madison city is a Census place in Illinois.
Reference details
- State
- Illinois (IL)
- Census GEOID
- 1745993
- Land area
- 36.635 km²
- Water area
- 9.692 km²
- Representative point
- 38.686289, -90.10179
View point on map ↗
Geographic facts: 2026 U.S. Census Gazetteer. Coordinates identify a representative point, not the full geographic boundary.