THE TIOGA COUNTY LAND BRIEF
Land in the
Glaciated Low Allegheny Plateau setting.
Tioga County has 1,133.9 square miles of land in Pennsylvania. 3 mapped landscape regions meet across Tioga County: Glaciated Low Allegheny Plateau, Glaciated High Allegheny Plateau, Unglaciated High Allegheny Plateau.
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
Tioga County intersects 3 mapped regional units. The largest mapped shares are:
- Glaciated Low Allegheny Plateau48.9%
- Glaciated High Allegheny Plateau45%
- Unglaciated High Allegheny Plateau6.2%
North Central Appalachians in Tioga County
Forest-covered plateau surfaces, high hills and low mountains are underlain by layered sedimentary rocks. Most of this region escaped continental glaciation, leaving deeply cut upland terrain.
Read the regional source ↗Finding your parcel within Tioga County
The atlas lists 44 cities, towns, townships, and Census communities associated with Tioga County, including Delmar, Elk, Morris. The list includes overlapping geography types and does not divide the county into exclusive service areas.
Tioga County by land and water
The Census records 3.2 square miles of water within Tioga County, or 0.3% of its total area. That share is close to Tioga County’s 0.3%. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Tioga County has 21.7 times the land area of nearby Charleston township (52.2 square miles). These areas describe boundaries, not comparable property prices.
The Census boundary meets Bradford County, Lycoming County, Potter County within Pennsylvania. A tract near one of these lines should be matched to the county identifier on its own records.

