THE CORTLAND LAND BRIEF
Land in the
Illinois/Indiana Prairies setting.
Cortland township has 35 square miles of land in DeKalb 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
Cortland and DeKalb County
Cortland is associated with DeKalb 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.
Cortland by land and water
The Census records 0.24 square miles of water within Cortland, or 0.7% of its total area. It is 0.1 percentage points higher than the 0.5% recorded for DeKalb County. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Cortland township has 9.7 times the land area of nearby Cortland town (3.62 square miles). These areas describe boundaries, not comparable property prices.

