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Physical Map of Delaware - Geographical Features of Delaware

Written and Fact-checked by | Updated On: April 03, 2026 | 15:40 ET

Physical Map of Delaware showing the geographical features of the state such as rivers, lakes, mountain peaks, elevations, plateaus, plains, topography, water bodies and many other Delaware physical features.

Delaware Physical Map

Physical Features of Delaware

Delaware is characterized by its low-lying coastal plains, gentle hills, and extensive waterways. Most of the state lies within the Atlantic Coastal Plain, featuring flat terrain and sandy soils, especially in the southern region. The northern part includes rolling hills in the Piedmont area, providing slight elevation changes. The Delaware River forms the eastern boundary, while Delaware Bay and numerous marshes and wetlands define the coastline, making water a dominant feature across the state’s landscape.

Major Landforms in Delaware

LandformTypeRegionDescription
Atlantic Coastal PlainPlainSouthFlat sandy lowland region
Piedmont PlateauPlateauNorthRolling hills and uplands
Delaware River ValleyValleyEastRiver bordering region
Delaware Bay ShoreCoastalEastEstuarine shoreline area
Inland BaysCoastalSouthShallow coastal water bodies
Coastal MarshlandsWetlandEastExtensive tidal marshes
Sandy BeachesCoastalSouthBarrier beach system
Christina River BasinBasinNorthDrainage river basin
Appoquinimink LowlandsLowlandCentralFlat agricultural land
Nanticoke ValleyValleySouthwestRiver valley farmland

Major Rivers and Water Bodies in Delaware

NameTypeRegionNotable Feature
Delaware RiverRiverEastForms eastern boundary
Nanticoke RiverRiverSouthwestFlows into Chesapeake Bay
Christina RiverRiverNorthUrban waterway
Appoquinimink RiverRiverCentralShort tidal river
St. Jones RiverRiverCentralFlows to Delaware Bay
Delaware BayBayEastLarge estuarine bay
Indian River BayBaySouthCoastal inland bay
Rehoboth BayBaySouthShallow lagoon system
Silver LakeLakeSouthSmall coastal lake
Trap PondLakeSouthwestCypress swamp lake

Elevation and Terrain in Delaware

Delaware is one of the flattest states, with only modest elevation changes from north to south. The highest point is located in the northern Piedmont region, while the lowest points lie at sea level along the coast. The terrain consists mainly of flat plains, wetlands, and gentle hills in the north.

FeatureElevation / Detail
Highest PointEbright Azimuth – 448 ft
Lowest PointAtlantic Ocean – sea level
Average Elevation60 ft
Terrain TypeFlat plains and wetlands

Delaware Physical Map Facts

FeatureDetail
StateDelaware
Total Area2,489 sq mi
Land Area1,949 sq mi
Water Area540 sq mi
Highest PointEbright Azimuth
Lowest PointAtlantic Ocean
Longest RiverDelaware River
Largest LakeTrap Pond
Major LandformsCoastal Plain, Piedmont
Main Water BodiesDelaware River, Delaware Bay
Terrain TypeFlat coastal landscape
CoastlineAtlantic Ocean coastline