Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Little Newfound Neck | Cape | 12 | Sussex | 38 29 00 N | 075 20 40 W |
| Living Water Church | Church | 12 | Sussex | 38 35 21 N | 075 32 25 W |
| Long Cemetery | Cemetery | 12 | Sussex | 38 30 34 N | 075 14 42 W |
| Meadow Glen | Populated Place | 12 | Kent | 39 07 07 N | 075 32 11 W |
| Metropolitan United Methodist Church | Church | 12 | Sussex | 38 52 06 N | 075 25 49 W |
| Midnight Thicket | Populated Place | 12 | Sussex | 38 34 35 N | 075 32 19 W |
| Milford Church of Christ | Church | 12 | Sussex | 38 53 27 N | 075 26 22 W |
| Minquadale Assembly of God | Church | 12 | New Castle | 39 42 37 N | 075 33 54 W |
| Mount Calvary Temple Church of God in Christ | Church | 12 | New Castle | 39 44 37 N | 075 32 35 W |
| Mount Zion African Methodist Episcopal Church | Church | 12 | Kent | 39 09 41 N | 075 31 54 W |
| Nanticoke Hundred | Civil | 12 | Sussex | 38 42 30 N | 075 30 29 W |
| Newton Woods | Populated Place | 12 | Sussex | 38 46 01 N | 075 35 34 W |
| North Murderkill Hundred | Civil | 12 | Kent | 39 05 00 N | 075 33 59 W |
| Packing House Corner | Populated Place | 12 | Sussex | 38 27 57 N | 075 40 24 W |
| Pepper Ridge Mobile Home Park | Populated Place | 12 | Sussex | 38 29 46 N | 075 13 29 W |
| Pepper Tract | Area | 12 | Sussex | 38 31 55 N | 075 28 14 W |
| Phillips Hill | Populated Place | 12 | Sussex | 38 34 08 N | 075 19 59 W |
| Pine Hill | Summit | 12 | Sussex | 38 42 20 N | 075 29 26 W |
| Raccoon Pond | Lake | 12 | Sussex | 38 30 55 N | 075 27 38 W |
| Records Estates | Populated Place | 12 | Sussex | 38 30 50 N | 075 35 07 W |
| Redden State Forest Bailey Tract | Forest | 12 | Sussex | 38 42 50 N | 075 25 33 W |
| Reeves Crossing | Populated Place | 12 | Kent | 38 59 00 N | 075 34 41 W |
| Richard Heights | Populated Place | 12 | Sussex | 38 40 30 N | 075 38 19 W |
| Rising Sun Mobile Home Park | Populated Place | 12 | Kent | 39 05 49 N | 075 30 41 W |
| Rockford Center | Hospital | 12 | New Castle | 39 41 44 N | 075 39 38 W |
| Rodney Village | Populated Place | 12 | Kent | 39 07 55 N | 075 31 57 W |
| Saint Edmonds Catholic Church | Church | 12 | Sussex | 38 43 33 N | 075 34 49 W |
| Saint Hedwigs Elementary School | School | 12 | New Castle | 39 44 25 N | 075 33 56 W |
| Saint Johns Church | Church | 12 | Sussex | 38 40 55 N | 075 18 27 W |
| Saint Johns United Methodist Church | Church | 12 | Sussex | 38 40 55 N | 075 18 25 W |
| Saint Marys Church | Church | 12 | Sussex | 38 44 39 N | 075 36 08 W |
| Saint Pauls United Methodist Church | Church | 12 | Kent | 39 17 29 N | 075 38 07 W |
| Saint Pauls United Methodist Church | Church | 12 | Sussex | 38 31 36 N | 075 32 60 W |
| Sand Hill | Summit | 12 | Sussex | 38 46 30 N | 075 05 50 W |
| Scottsdale Park Mobile Home Park | Populated Place | 12 | Sussex | 38 30 04 N | 075 32 60 W |
| Seaford Church of Christ | Church | 12 | Sussex | 38 42 04 N | 075 35 20 W |
| Shawnee | Populated Place | 12 | Sussex | 38 53 23 N | 075 27 24 W |
| Shiloh Church | Church | 12 | Sussex | 38 33 46 N | 075 30 08 W |
| Smith Hill | Populated Place | 12 | Sussex | 38 29 42 N | 075 30 47 W |
| Smyrna Elementary School | School | 12 | Kent | 39 17 45 N | 075 36 29 W |
| Solid Rock Baptist Church | Church | 12 | Kent | 39 09 42 N | 075 32 02 W |
| Southwood Acres Mobile Home Park | Populated Place | 12 | Kent | 39 03 09 N | 075 30 17 W |
| Springfield Crossroads | Populated Place | 12 | Sussex | 38 40 57 N | 075 18 28 W |
| Spruances Neck | Cape | 12 | Kent | 39 15 30 N | 075 35 14 W |
| Star Hill | Populated Place | 12 | Kent | 39 06 19 N | 075 32 26 W |
| Stockley | Populated Place | 12 | Sussex | 38 38 27 N | 075 20 24 W |
| Sugar Hill Airport | Airport | 12 | Sussex | 38 46 40 N | 075 34 60 W |
| Sugar Loaf Chase | Populated Place | 12 | New Castle | 39 28 58 N | 075 38 36 W |
| Sunset Lake | Reservoir | 12 | New Castle | 39 37 29 N | 075 43 31 W |
| Sunset Lake Dam | Dam | 12 | New Castle | 39 37 29 N | 075 43 31 W |
| Sunset Memorial Gardens | Cemetery | 12 | Kent | 39 10 43 N | 075 32 55 W |
| Sussex County | Civil | 12 | Sussex | 38 42 00 N | 075 24 59 W |
| Sussex Estates | Populated Place | 12 | Sussex | 38 36 07 N | 075 33 21 W |
| Sussex Woods | Populated Place | 12 | Sussex | 38 50 10 N | 075 26 20 W |
| Swanwyck | Populated Place | 12 | New Castle | 39 41 37 N | 075 33 38 W |
| Tailings Pond | Lake | 12 | New Castle | 39 33 38 N | 075 37 11 W |
| Tenfoot Ditch | Canal | 12 | Sussex | 38 30 45 N | 075 20 34 W |
| Terrapin Hill | Summit | 12 | Sussex | 38 31 05 N | 075 27 02 W |
| The Church of Jesus Christ of Latter Day Saints | Church | 12 | Kent | 39 07 00 N | 075 31 24 W |
| The Flying Dutchman Mobile Home Park | Populated Place | 12 | Kent | 39 02 19 N | 075 33 14 W |
| The Little School | School | 12 | Kent | 39 09 50 N | 075 31 57 W |
| Thistlewood Cemetery | Cemetery | 12 | Kent | 38 57 57 N | 075 30 23 W |
| Trap Pond State Park | Park | 12 | Sussex | 38 31 30 N | 075 27 59 W |
| Trussum Pond | Reservoir | 12 | Sussex | 38 31 31 N | 075 27 44 W |
| Trussum Pond Dam | Dam | 12 | Sussex | 38 31 31 N | 075 27 44 W |
| Tyndall and James Ditch | Canal | 12 | Sussex | 38 35 47 N | 075 30 53 W |
| Village of Garrison Lake | Populated Place | 12 | Kent | 39 15 32 N | 075 35 22 W |
| WDOV-AM (Dover) | Tower | 12 | Kent | 39 12 03 N | 075 33 54 W |
| WDSD-FM (Dover) | Tower | 12 | Kent | 39 12 03 N | 075 33 54 W |
| West Pond | Swamp | 12 | Sussex | 38 33 37 N | 075 27 37 W |
| Winmill | Populated Place | 12 | Kent | 39 01 36 N | 075 30 60 W |
| Woodbury | Populated Place | 12 | Kent | 39 02 20 N | 075 33 13 W |
| Woodenhawk | Populated Place | 12 | Sussex | 38 47 30 N | 075 41 25 W |
| Wyoming United Methodist Church | Church | 12 | Kent | 39 07 07 N | 075 33 27 W |
| Zoar | Populated Place | 12 | Sussex | 38 38 49 N | 075 17 50 W |
| Zoar Church | Church | 12 | Sussex | 38 38 46 N | 075 17 50 W |
| Adamsville | Populated Place | 11 | Kent | 38 49 53 N | 075 41 21 W |
| Addick Estates | Populated Place | 11 | New Castle | 39 48 10 N | 075 26 59 W |
| Andrews Lake Estates | Populated Place | 11 | Kent | 39 01 15 N | 075 31 32 W |
| Arbor Pointe Apartments | Populated Place | 11 | New Castle | 39 42 41 N | 075 38 51 W |
| Assembly of God Church | Church | 11 | Sussex | 38 27 54 N | 075 13 31 W |
| Avalon Park Mobile Home Park | Populated Place | 11 | Sussex | 38 39 28 N | 075 15 59 W |
| Bayview Manor | Populated Place | 11 | New Castle | 39 38 20 N | 075 36 44 W |
| Becks Pond Park | Park | 11 | New Castle | 39 37 26 N | 075 42 33 W |
| Bethel | Populated Place | 11 | Kent | 39 14 03 N | 075 34 54 W |
| Bethel African Methodist Episcopal Church | Church | 11 | New Castle | 39 44 27 N | 075 32 51 W |
| Bethuel Seventh Day Adventist Church | Church | 11 | Kent | 39 09 10 N | 075 31 51 W |
| Black Savannah Ditch | Canal | 11 | Sussex | 38 37 15 N | 075 31 37 W |
| Bonwell House (historical) | Building | 11 | Kent | 39 01 10 N | 075 30 39 W |
| Bryan Park | Populated Place | 11 | Sussex | 38 41 23 N | 075 35 14 W |
| Bulkhead Shoal Channel | Channel | 11 | New Castle | 38 35 10 N | 075 35 29 W |
| Bullseye Point | Cape | 11 | Sussex | 38 35 22 N | 075 13 21 W |
| Burnt Swamp | Swamp | 11 | Sussex | 38 30 52 N | 075 19 46 W |
| Calvary Church of the Nazarene | Church | 11 | Kent | 39 07 59 N | 075 31 47 W |
| Cedarbrook Acres | Populated Place | 11 | Kent | 39 16 45 N | 075 36 34 W |
| Chaplecroft | Populated Place | 11 | Kent | 39 07 15 N | 075 32 19 W |
| Church of Living God | Church | 11 | Kent | 39 09 37 N | 075 31 60 W |
| Collins and Russell Development | Populated Place | 11 | Sussex | 38 47 15 N | 075 19 23 W |
| Commodore Macdonogh Elementary School | School | 11 | New Castle | 39 33 28 N | 075 39 13 W |
| Cool Spring Manor | Populated Place | 11 | Sussex | 38 43 11 N | 075 15 22 W |
| Country Living Mobile Home Park | Populated Place | 11 | Sussex | 38 35 11 N | 075 20 42 W |
| Coverdale Crossroads | Populated Place | 11 | Sussex | 38 42 37 N | 075 31 52 W |
| Cragmere Woods (subdivision) | Populated Place | 11 | New Castle | 39 46 05 N | 075 29 14 W |
| Dagsboro Hundred | Civil | 11 | Sussex | 38 33 00 N | 075 17 59 W |
| Del Haven Estates | Populated Place | 11 | Kent | 39 03 15 N | 075 30 02 W |
| Delaware State Fire School | School | 11 | Kent | 39 10 22 N | 075 35 30 W |
| Delmarva Christian Camp | Locale | 11 | Sussex | 38 31 58 N | 075 29 01 W |
| Devonshire Woods | Populated Place | 11 | Sussex | 38 39 47 N | 075 38 13 W |
| Dover Christian School | School | 11 | Kent | 39 08 03 N | 075 32 06 W |
| Dover Downs | Locale | 11 | Kent | 39 11 21 N | 075 32 04 W |