Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Hardy Playground | Park | 42 | District of Columbia | 38 54 34 N | 077 05 03 W |
| Hardy Recreation Center | Park | 39 | District of Columbia | 38 54 34 N | 077 05 07 W |
| Harewood (historical) | Building | 68 | District of Columbia | 38 56 02 N | 077 00 59 W |
| Harlem (historical) | Populated Place | 20 | District of Columbia | 38 54 22 N | 077 04 48 W |
| Harmon House | Building | 29 | District of Columbia | 38 54 33 N | 077 03 33 W |
| Harmony Cemetery | Cemetery | 36 | District of Columbia | 38 55 16 N | 076 59 32 W |
| Harnedy Row Houses | Building | 34 | District of Columbia | 38 54 21 N | 077 04 14 W |
| Harris and Ewing Photographic Studio | Building | 13 | District of Columbia | 38 53 52 N | 077 01 49 W |
| Harris Recreation Center | Park | 49 | District of Columbia | 38 53 00 N | 076 55 32 W |
| Harrison Apartment Building | Building | 13 | District of Columbia | 38 53 56 N | 077 00 53 W |
| Harrison Elementary School | School | 33 | District of Columbia | 38 55 06 N | 077 01 47 W |
| Harrison Playground | Park | 32 | District of Columbia | 38 55 04 N | 077 01 48 W |
| Harrison School | School | 34 | District of Columbia | 38 54 26 N | 077 05 07 W |
| Hart Middle School | School | 22 | District of Columbia | 38 50 15 N | 076 59 51 W |
| Hart Senate Office Building | Building | 28 | District of Columbia | 38 53 34 N | 077 00 14 W |
| Harvard Street Bridge | Bridge | 13 | District of Columbia | 38 55 41 N | 077 02 40 W |
| Harvey Memorial Baptist Church | Church | 52 | District of Columbia | 38 50 37 N | 077 00 03 W |
| Hash Row | Locale | 5 | District of Columbia | 38 53 35 N | 077 01 09 W |
| Hattie M Strong Residence Hall - George Washington University | Building | 20 | District of Columbia | 38 53 54 N | 077 02 48 W |
| Haupt Fountains | Park | 3 | District of Columbia | 38 53 33 N | 077 02 11 W |
| Hawthorne | Populated Place | 92 | District of Columbia | 38 58 49 N | 077 03 17 W |
| Hawthorne High School | School | 7 | District of Columbia | 38 52 46 N | 077 01 11 W |
| Hay-Adams House (historical) | Building | 1 | District of Columbia | 38 53 58 N | 077 03 42 W |
| Hayden-Johnson Recreation Center | Park | 61 | District of Columbia | 38 51 03 N | 076 58 59 W |
| Hayes School | School | 13 | District of Columbia | 38 54 09 N | 076 59 57 W |
| Hazard (historical) | Civil | 2 | District of Columbia | 38 52 30 N | 076 58 59 W |
| Health and Human Services and Law and Legal Services Academy | School | 21 | District of Columbia | 38 53 25 N | 076 58 46 W |
| Healy Hall - Georgetown University | Building | 44 | District of Columbia | 38 54 27 N | 077 04 21 W |
| Healy Lawn | Locale | | District of Columbia | 38 54 26 N | 077 04 21 W |
| Hearst Elementary School | School | 104 | District of Columbia | 38 56 26 N | 077 04 16 W |
| Hearst Hall | Building | 108 | District of Columbia | 38 55 52 N | 077 04 12 W |
| Hearst House (historical) | Building | 35 | District of Columbia | 38 55 07 N | 077 02 05 W |
| Hearst Playground | Park | 105 | District of Columbia | 38 56 20 N | 077 04 18 W |
| Hearst Recreation Center | Park | 93 | District of Columbia | 38 56 26 N | 077 04 11 W |
| Hecht Company Warehouse | Building | 28 | District of Columbia | 38 54 53 N | 076 59 04 W |
| Hells Bottom (historical) | Populated Place | 3 | District of Columbia | 38 53 58 N | 077 03 26 W |
| Hemingway Temple African Methodist Episcopal Zion Church | Church | 25 | District of Columbia | 38 54 35 N | 077 01 09 W |
| Hendersons Castle (historical) | Building | 42 | District of Columbia | 38 55 09 N | 077 02 13 W |
| Hendley Elementary School | School | 34 | District of Columbia | 38 49 43 N | 076 59 58 W |
| Henle Village | Building | | District of Columbia | 38 54 37 N | 077 04 25 W |
| Henry Adams Mansion | Building | 28 | District of Columbia | 38 55 18 N | 077 03 31 W |
| Henry Park | Park | 4 | District of Columbia | 38 53 23 N | 077 01 15 W |
| Henry Wadsworth Longfellow Statue | Park | 18 | District of Columbia | 38 54 21 N | 077 02 28 W |
| Herdic Stations | Locale | 21 | District of Columbia | 38 53 19 N | 077 00 33 W |
| Herewood Hospital (historical) | Hospital | 55 | District of Columbia | 38 55 50 N | 077 01 02 W |
| Heritage Statue | Park | 3 | District of Columbia | 38 53 33 N | 077 01 27 W |
| Herring Hill (historical) | Locale | 24 | District of Columbia | 38 54 30 N | 077 03 24 W |
| Herron-Moxley House | Building | 44 | District of Columbia | 38 54 35 N | 077 04 09 W |
| Heurich Mansion | Building | 24 | District of Columbia | 38 54 29 N | 077 02 40 W |
| Hickey Hill | Summit | 39 | District of Columbia | 38 54 45 N | 076 57 26 W |
| Hickey Run | Stream | | District of Columbia | 38 54 29 N | 076 57 26 W |
| High Service Reservoir (historical) | Reservoir | 65 | District of Columbia | 38 54 47 N | 077 03 56 W |
| Highlands | Building | 114 | District of Columbia | 38 55 59 N | 077 04 19 W |
| Hillandale | Building | 80 | District of Columbia | 38 54 56 N | 077 04 44 W |
| Hillcrest | Populated Place | 87 | District of Columbia | 38 51 43 N | 076 57 29 W |
| Hillcrest Childrens Home | Locale | 111 | District of Columbia | 38 56 34 N | 077 04 41 W |
| Hillcrest Recreation Center | Park | 84 | District of Columbia | 38 51 30 N | 076 57 45 W |
| Hillel Foundations Building | Building | 39 | District of Columbia | 38 54 25 N | 077 04 17 W |
| Hillendale | Locale | 57 | District of Columbia | 38 54 51 N | 077 04 42 W |
| Hillendale Gate | Locale | 51 | District of Columbia | 38 54 47 N | 077 04 41 W |
| Hillwood Museum | Building | 65 | District of Columbia | 38 56 37 N | 077 03 08 W |
| Hilton School | School | 26 | District of Columbia | 38 53 32 N | 076 59 57 W |
| Hine Junior High School | School | 24 | District of Columbia | 38 53 08 N | 076 59 44 W |
| Hine Recreation Center | Park | 10 | District of Columbia | 38 53 58 N | 076 59 55 W |
| Hippodrome (historical) | Building | 19 | District of Columbia | 38 54 07 N | 077 01 27 W |
| Hirshhorn Museum and Sculpture Garden | Building | 7 | District of Columbia | 38 53 16 N | 077 01 23 W |
| Historic Georgetown Grist Mill | Building | 9 | District of Columbia | 38 54 13 N | 077 03 56 W |
| Historic Georgetown Jail Building | Building | 15 | District of Columbia | 38 54 13 N | 077 03 43 W |
| Historic Georgetown Town Hall | Building | 20 | District of Columbia | 38 54 18 N | 077 03 51 W |
| Hitt House (historical) | Building | 32 | District of Columbia | 38 55 04 N | 077 02 10 W |
| Hoby House (historical) | Building | 49 | District of Columbia | 38 55 20 N | 077 02 44 W |
| Holmead Manor (historical) | Building | 53 | District of Columbia | 38 56 05 N | 077 01 50 W |
| Holmeads Cemetery (historical) | Cemetery | 31 | District of Columbia | 38 54 52 N | 077 02 39 W |
| Holmeads Race Track (historical) | Locale | 39 | District of Columbia | 38 55 12 N | 077 01 55 W |
| Holocaust Memorial | Park | 10 | District of Columbia | 38 53 13 N | 077 01 59 W |
| Holy Comforter Catholic Church | Church | 26 | District of Columbia | 38 53 22 N | 076 59 10 W |
| Holy Comforter Episcopal Church | Church | 81 | District of Columbia | 38 57 41 N | 077 01 22 W |
| Holy Comforter School | School | 24 | District of Columbia | 38 53 21 N | 076 58 59 W |
| Holy Cross College | School | 80 | District of Columbia | 38 56 18 N | 077 00 06 W |
| Holy Name Catholic Church | Church | 12 | District of Columbia | 38 54 07 N | 076 59 31 W |
| Holy Name College | School | 43 | District of Columbia | 38 56 22 N | 076 58 58 W |
| Holy Name School | School | 20 | District of Columbia | 38 54 18 N | 076 59 28 W |
| Holy Redeemer Catholic Church | Church | 22 | District of Columbia | 38 54 18 N | 077 00 50 W |
| Holy Redeemer College | School | 49 | District of Columbia | 38 55 43 N | 076 59 48 W |
| Holy Rood Cemetery | Cemetery | 80 | District of Columbia | 38 55 03 N | 077 04 12 W |
| Holy Rosary Catholic Church | Church | 13 | District of Columbia | 38 53 51 N | 077 00 54 W |
| Holy Rosery Church | Church | 13 | District of Columbia | 38 53 51 N | 077 00 53 W |
| Holy Trinity Baptist Church | Church | 15 | District of Columbia | 38 54 06 N | 076 59 19 W |
| Holy Trinity Catholic Church | Church | 36 | District of Columbia | 38 54 25 N | 077 04 12 W |
| Holy Trinity School | School | 36 | District of Columbia | 38 54 26 N | 077 04 12 W |
| Holy Trinity Theatre | Building | 38 | District of Columbia | 38 54 26 N | 077 04 14 W |
| Holyway Baptist Church | Church | 10 | District of Columbia | 38 54 00 N | 076 59 55 W |
| Home for Incurables | Building | 108 | District of Columbia | 38 56 30 N | 077 04 26 W |
| Homeopathic Hospital | Hospital | 24 | District of Columbia | 38 54 21 N | 077 00 51 W |
| Homer Building | Building | 13 | District of Columbia | 38 53 52 N | 077 01 44 W |
| Hooe Iron Building (historical) | Building | 10 | District of Columbia | 38 53 48 N | 077 01 50 W |
| Hoover Hill | Summit | 56 | District of Columbia | 38 56 19 N | 076 58 14 W |
| Hoover Playground | Park | 5 | District of Columbia | 38 52 25 N | 077 00 51 W |
| Hopkins-Miller House (historical) | Building | 27 | District of Columbia | 38 54 36 N | 077 02 39 W |
| Horace Gray House (historical) | Building | 18 | District of Columbia | 38 54 04 N | 077 02 13 W |
| Horace Mann Elementary School | School | 114 | District of Columbia | 38 56 02 N | 077 05 14 W |
| Horizons Theatre | Building | 16 | District of Columbia | 38 54 13 N | 077 03 45 W |
| Horse Center | Building | 101 | District of Columbia | 38 57 30 N | 077 03 02 W |
| Hospital for Sick Children | Hospital | 25 | District of Columbia | 38 56 29 N | 076 58 53 W |
| Hospital Square | Locale | 14 | District of Columbia | 38 53 25 N | 076 58 34 W |
| Hotel Washington | Building | 9 | District of Columbia | 38 53 48 N | 077 02 01 W |
| Houps Addition (historical) | Civil | 22 | District of Columbia | 38 53 00 N | 076 59 44 W |
| House East Fountain | Park | 8 | District of Columbia | 38 53 05 N | 077 00 32 W |
| House of Representatives Page School | School | | District of Columbia | 38 53 18 N | 077 00 18 W |
| House of the Temple | Church | 28 | District of Columbia | 38 54 49 N | 077 02 09 W |