Geographic reference
Piatt County, Illinois
Piatt County is a county or county-equivalent in Illinois.
Reference details
- State
- Illinois (IL)
- Census GEOID
- 17147
- Land area
- 1,137.492 km²
- Water area
- 0.754 km²
- Representative point
- 40.009033, -88.592355
View point on map ↗
Geographic facts: 2026 U.S. Census Gazetteer. Coordinates identify a representative point, not the full geographic boundary.