THE CORTLAND COUNTY LAND BRIEF
Land in the
Glaciated Low Allegheny Plateau setting.
Cortland County has 498.8 square miles of land in New York. 2 mapped landscape regions meet across Cortland County: Glaciated Low Allegheny Plateau, Finger Lakes Uplands and Gorges.
Rolling hills, broad valleys and low mountains are mantled by glacial deposits. Sandstone, shale and siltstone underlie a mix of open land and woodland across the northern plateau.
Regional context: Northern Allegheny Plateau ↗ · Regional mapping across the county footprint
Where the landscape changes
Cortland County intersects 2 mapped regional units. The largest mapped shares are:
- Glaciated Low Allegheny Plateau75.7%
- Finger Lakes Uplands and Gorges24.3%
Finding your parcel within Cortland County
The atlas lists 23 cities, towns, townships, and Census communities associated with Cortland County, including Homer, Cortlandville, Virgil. The list includes overlapping geography types and does not divide the county into exclusive service areas.
Cortland County by land and water
The Census records 2.75 square miles of water within Cortland County, or 0.5% of its total area. That share is close to Cortland County’s 0.5%. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Cortland County has 505.3 times the land area of nearby McGraw village (0.99 square miles). These areas describe boundaries, not comparable property prices.
The Census boundary meets Broome County, Cayuga County, Chenango County, Madison County, Onondaga County, Tioga County, Tompkins County within New York. A tract near one of these lines should be matched to the county identifier on its own records.

