| Nom du Parc | Etat/Ville | Type du Parc |
| Hagerman Fossil Beds National Monument | Idaho (Hagerman) | National Monument |
| Haleakala National Park | Hawaii (Kula, Maui) | National Park |
| Hamilton Grange National Memorial | New York (New York) | National Memorial |
| Hampton National Historic Site | Maryland (Towson) | National Historic Site |
| Harmony Hall | Maryland (Prince George's County) | |
| Harpers Ferry National Historical Park | Virginie-Occidentale (Harpers Ferry) | National Historical Park |
| Harry S Truman National Historic Site | Missouri (Independence and Grandview) | National Historic Site |
| Hawaii Volcanoes National Park | Hawaii (Hilo) | National Park |
| Herbert Hoover National Historic Site | Iowa (West Branch) | National Historic Site |
| Hohokam Pima National Monument | Arizona (Coolidge) | National Monument |
| Home Of Franklin D Roosevelt National Historic Site | New York (Hyde Park) | National Historic Site |
| Homestead National Monument of America | Nebraska (Beatrice) | National Monument of America |
| Hopewell Culture National Historical Park | Ohio (Chillicothe) | National Historical Park |
| Hopewell Furnace National Historic Site | Pennsylvanie (Elverson) | National Historic Site |
| Horseshoe Bend | Arizona (Page) | Overlook |
| Horseshoe Bend National Military Park | Alabama (Daviston) | National Military Park |
| Hot Springs National Park | Arkansas (Hot Springs) | National Park |
| Hovenweep National Monument | Utah (Blanding) | National Monument |
| Hubbell Trading Post National Historic Site | Arizona (Ganado) | National Historic Site |
Liste des parcs nationaux usa classée par type (PDF)
Liste des parcs nationaux usa classée par type
