Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Decatur-Gunther House | Building | 22 | District of Columbia | 38 54 25 N | 077 03 28 W |
| Deep Branch (historical) | Stream | | District of Columbia | 38 54 15 N | 077 04 14 W |
| DeKrafft House (historical) | Building | 13 | District of Columbia | 38 53 47 N | 077 01 18 W |
| Del Vaell Jose Cecilo Memorial | Park | 6 | District of Columbia | 38 53 35 N | 077 02 26 W |
| Delaware Avenue Baptist Church | Church | 15 | District of Columbia | 38 51 54 N | 076 59 14 W |
| Delegation of the Commission of the European Communities | Building | 32 | District of Columbia | 38 54 49 N | 077 02 50 W |
| Demonet Building | Building | 18 | District of Columbia | 38 54 20 N | 077 02 25 W |
| Dennis Mullanys Saloon (historical) | Building | 6 | District of Columbia | 38 53 46 N | 077 01 54 W |
| Dennison School (historical) | School | 53 | District of Columbia | 38 56 41 N | 077 01 50 W |
| Dent School | School | 17 | District of Columbia | 38 52 56 N | 077 00 11 W |
| Department of Agricultural Extensible Building | Building | 12 | District of Columbia | 38 53 15 N | 077 01 51 W |
| Department of Agriculture Administration Building | Building | 10 | District of Columbia | 38 53 17 N | 077 01 48 W |
| Department of Agriculture Building | Building | 4 | District of Columbia | 38 53 29 N | 077 01 48 W |
| Department of Agriculture South Building | Building | 7 | District of Columbia | 38 53 12 N | 077 01 47 W |
| Department of Education | Building | 5 | District of Columbia | 38 53 10 N | 077 01 06 W |
| Department of Energy | Building | 10 | District of Columbia | 38 53 10 N | 077 01 30 W |
| Department of Health and Human Services Building | Building | 4 | District of Columbia | 38 53 12 N | 077 00 60 W |
| Department of Housing and Urban Development | Building | 8 | District of Columbia | 38 53 01 N | 077 01 22 W |
| Department of Justice Building | Building | 3 | District of Columbia | 38 53 35 N | 077 01 30 W |
| Department of Labor Building | Building | 7 | District of Columbia | 38 53 35 N | 077 00 55 W |
| Department of Living Animals (historical) | Building | 8 | District of Columbia | 38 53 21 N | 077 01 33 W |
| Department of the Interior South Building | Building | 7 | District of Columbia | 38 53 35 N | 077 02 39 W |
| Department of the Treasury Building | Building | 12 | District of Columbia | 38 53 50 N | 077 02 04 W |
| Department of Washington (historical) | Building | 16 | District of Columbia | 38 53 56 N | 077 02 06 W |
| Departmental Auditorium | Building | 3 | District of Columbia | 38 53 33 N | 077 01 48 W |
| Deutoronomy Missionary Baptist Church | Church | 13 | District of Columbia | 38 54 01 N | 076 59 27 W |
| Devils Chair Bridge | Bridge | 2 | District of Columbia | 38 54 45 N | 077 03 16 W |
| Devore-Chase House | Building | 49 | District of Columbia | 38 55 01 N | 077 03 02 W |
| Dewey House | Building | 17 | District of Columbia | 38 54 10 N | 077 02 19 W |
| Diplomatic Reception Rooms Museum | Building | 12 | District of Columbia | 38 53 37 N | 077 02 54 W |