Geographic reference
Hamilton County, Illinois
Hamilton County is a county or county-equivalent in Illinois.
Reference details
- State
- Illinois (IL)
- Census GEOID
- 17065
- Land area
- 1,125.745 km²
- Water area
- 3.158 km²
- Representative point
- 38.081536, -88.538697
View point on map ↗
Geographic facts: 2026 U.S. Census Gazetteer. Coordinates identify a representative point, not the full geographic boundary.