Geographic reference
Clay County, Illinois
Clay County is a county or county-equivalent in Illinois.
Reference details
- State
- Illinois (IL)
- Census GEOID
- 17025
- Land area
- 1,213.023 km²
- Water area
- 3.064 km²
- Representative point
- 38.746819, -88.482325
View point on map ↗
Geographic facts: 2026 U.S. Census Gazetteer. Coordinates identify a representative point, not the full geographic boundary.