Geographic reference
Peoria County, Illinois
Peoria County is a county or county-equivalent in Illinois.
Reference details
- State
- Illinois (IL)
- Census GEOID
- 17143
- Land area
- 1,602.413 km²
- Water area
- 29.919 km²
- Representative point
- 40.785972, -89.766993
View point on map ↗
Geographic facts: 2026 U.S. Census Gazetteer. Coordinates identify a representative point, not the full geographic boundary.