THE BUCKS COUNTY LAND BRIEF
Land in the
Triassic Lowlands setting.
Bucks County has 604.4 square miles of land in Pennsylvania. 5 mapped landscape regions meet across Bucks County: Triassic Lowlands, Trap Rock and Conglomerate Uplands, Delaware River Terraces and Uplands, among others.
Rounded low hills, open valleys and irregular plains form a transition between Appalachian highlands and the coastal plain. The underlying geology mixes metamorphic, igneous and sedimentary rocks.
Regional context: Northern Piedmont ↗ · Regional mapping across the county footprint
Where the landscape changes
Bucks County intersects 5 mapped regional units. The largest mapped shares are:
- Triassic Lowlands67.6%
- Trap Rock and Conglomerate Uplands13.2%
- Delaware River Terraces and Uplands8.2%
- Piedmont Uplands7.4%
- Reading Prong3.6%
Middle Atlantic Coastal Plain in Bucks County
Low coastal plains contain terraces, estuaries, marshes and barrier islands. Unconsolidated sediments underlie this varied coastal setting, with forest patterns changing near streams and low-lying areas.
Read the regional source ↗Northeastern Highlands in Bucks County
Forested hills and mountains span northern New England, the Adirondacks and higher Catskills. Glacial lakes and steep streams accompany a transition between northern hardwood and spruce-fir forests.
Read the regional source ↗Finding your parcel within Bucks County
The atlas lists 75 cities, towns, townships, and Census communities associated with Bucks County, including Buckingham, Springfield, Bedminster. The list includes overlapping geography types and does not divide the county into exclusive service areas.
Bucks County by land and water
The Census records 17.5 square miles of water within Bucks County, or 2.8% of its total area. That share is close to Bucks County’s 2.8%. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Bucks County has 280.2 times the land area of nearby Doylestown borough (2.16 square miles). These areas describe boundaries, not comparable property prices.
The Census boundary meets Lehigh County, Montgomery County, Northampton County, Philadelphia County within Pennsylvania. A tract near one of these lines should be matched to the county identifier on its own records.

