THE GLEN ALLAN LAND BRIEF
Land in the
Northern Holocene Meander Belts setting.
Glen Allan CDP has 4.54 square miles of land in Washington County. Its Census reference point is in Northern Holocene Meander Belts, within Mississippi Alluvial Plain.
The Mississippi's broad alluvial plain includes river terraces, swales and natural levees. Small changes in elevation distinguish local settings within this generally flat river landscape.
Regional context: Mississippi Alluvial Plain ↗ · Classification at the Census reference point
Glen Allan and Washington County
Glen Allan is associated with Washington 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.
Glen Allan by land and water
The Census records 0.8 square miles of water within Glen Allan, or 14.9% of its total area. It is 10.1 percentage points higher than the 4.8% recorded for Washington County. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Glen Allan CDP has 94.5% of the land area of nearby Grace CDP (4.81 square miles). These areas describe boundaries, not comparable property prices.

