Inland Bays Basin
The Delaware Bay and Estuary Basin is located in eastern New Castle, Kent, and Sussex counties.
Photo: Gordons Pond Trail, Cape Henlopen State Park, by Joe Hengel
Watersheds in the Inland Bays Basin
Assawoman • Buntings Branch • Indian River • Indian River Bay • Iron Branch • Lewes-Rehoboth Canal • Little Assawoman • Rehoboth Bay
Assawoman • Buntings Branch • Indian River • Indian River Bay • Iron Branch • Lewes-Rehoboth Canal • Little Assawoman • Rehoboth Bay
Quick Facts
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Size: 409.8 square miles
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Size (DE only): 326.6 square miles
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2019 U.S. Census Bureau Population: 170,062
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2019 U.S. Census Bureau Population (DE only): 121,062
States: DE, MD -
Counties: DE: Sussex | MD: Worcester
