Geographic reference
Effingham County, Illinois
Effingham County is a county or county-equivalent in Illinois.
Reference details
- State
- Illinois (IL)
- Census GEOID
- 17049
- Land area
- 1,240.002 km²
- Water area
- 3.178 km²
- Representative point
- 39.047945, -88.592849
View point on map ↗
Geographic facts: 2026 U.S. Census Gazetteer. Coordinates identify a representative point, not the full geographic boundary.