THE ADELPHI LAND BRIEF
Land in the
Chesapeake Rolling Coastal Plain setting.
Adelphi CDP has 2.72 square miles of land in Prince George's County. Its Census reference point is in Chesapeake Rolling Coastal Plain, within Southeastern Plains.
Irregular plains of sand, silt and clay support a mix of pine and hardwood landscapes. The region has more relief than the lower coastal plain, with generally gentle stream gradients.
Regional context: Southeastern Plains ↗ · Classification at the Census reference point
Adelphi and Prince George's County
Adelphi is associated with Prince George's 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.
Adelphi by land and water
The Census records <0.01 square miles of water within Adelphi, or 0.1% of its total area. It is 3.1 percentage points lower than the 3.3% recorded for Prince George's County. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Adelphi CDP has 2.7 times the land area of nearby Langley Park CDP (0.99 square miles). These areas describe boundaries, not comparable property prices.

