THE DORCHESTER COUNTY LAND BRIEF
Land in the
Chesapeake-Pamlico Lowlands and Tidal Marshes setting.
Dorchester County has 540.8 square miles of land in Maryland. 2 mapped landscape regions meet across Dorchester County: Chesapeake-Pamlico Lowlands and Tidal Marshes, Delmarva Uplands.
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.
Regional context: Middle Atlantic Coastal Plain ↗ · Regional mapping across the county footprint
Where the landscape changes
Dorchester County intersects 2 mapped regional units. The largest mapped shares are:
- Chesapeake-Pamlico Lowlands and Tidal Marshes67.6%
- Delmarva Uplands32.4%
Finding your parcel within Dorchester County
The atlas lists 14 cities, towns, townships, and Census communities associated with Dorchester County, including Cambridge, Taylors Island, Madison. The list includes overlapping geography types and does not divide the county into exclusive service areas.
Dorchester County by land and water
The Census records 442.2 square miles of water within Dorchester County, or 45% of its total area. That share is close to Dorchester County’s 45%. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Dorchester County has 1,604.6 times the land area of nearby Church Creek town (0.34 square miles). These areas describe boundaries, not comparable property prices.
The Census boundary meets Calvert County, Caroline County, Somerset County, St. Mary's County, Talbot County, Wicomico County within Maryland. A tract near one of these lines should be matched to the county identifier on its own records.

