Geographic reference
Henderson County, Illinois
Henderson County is a county or county-equivalent in Illinois.
Reference details
- State
- Illinois (IL)
- Census GEOID
- 17071
- Land area
- 981.069 km²
- Water area
- 42.566 km²
- Representative point
- 40.814471, -90.941246
View point on map ↗
Geographic facts: 2026 U.S. Census Gazetteer. Coordinates identify a representative point, not the full geographic boundary.