THE TWIN GROVE LAND BRIEF
Land in the
Illinois/Indiana Prairies setting.
Twin Grove CDP has 3.96 square miles of land in McLean County. Its Census reference point is in Illinois/Indiana Prairies, within Central Corn Belt Plains.
Glaciated plains historically supported tallgrass prairie mixed with oak and hickory woodland. Dark prairie soils and broad farming landscapes distinguish much of the Central Corn Belt.
Regional context: Central Corn Belt Plains ↗ · Classification at the Census reference point
Twin Grove and McLean County
Twin Grove is associated with McLean County in the Census boundary data. Start with the parcel’s tax bill to match the property to that jurisdiction, then confirm which government handles its land use.
Twin Grove by land and water
The Census records 0.01 square miles of water within Twin Grove, or 0.3% of its total area. That share is close to McLean County’s 0.3%. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Twin Grove CDP has 11.5% of the land area of nearby Dale township (34.6 square miles). These areas describe boundaries, not comparable property prices.

