All - Architectural style - Greek Revival architecture
| Harris Farm |
| Harris Farm |
| Harris-Merrick House |
| Harrisonburg Downtown Historic District |
| Harrison County Courthouse |
| Harrison, Samuel, House |
| Harrison, Samuel Orton, House |
| Harris, Spencer, House |
| Harrisville Grade School |
| Hart-Hoch House |
| Hart House |
| Hart, John D., House |
| Hart, John, House |
| Hart, Jr., Lovira and Esther Maria Parker, Farm |
| Hartland |
| Hartley House |
| Hartman, William, Farmstead |
| Hart, Meredith, House |
| Hartwood Presbyterian Church |
| Harward Family House |
| Haskins, Sarah A., House |
| Hastings, Oliver, House |
| Hatch, Alfred, Place at Arcola |
| Hatch, George, House |
| Hatch, L. H., House |
| Hathaway Barn |
| Hathaway, James D., House |
| Hathaway, Lot, House |
| Hathaways Store |
| Hathaway Tenement |
| Hatheway Homestead |
| Hatton Farm |
| Haugh House |
| Haughton-McIver House |
| Haven, George H., House |
| Haverhill Corner Historic District |
| Haverling Farm House |
| Hawes Homestead |
| Hawfields Presbyterian Church |
| Hawks Inn |
| Haxtun-Tower House |
| Hayden, William, House |
| Hay, Dr. J.A., House |
| Hayes, Jacob, House |
| Hayes Plantation |
| Hayfield |
| Hayman, Jeptha, House |
| Hays House |
| Haywood, Richard B., House |
| Hazardville Historic District |
| Hazelo, Franklyn, House |
| Hazel Path |
| Hazelwood |
| Hazelwood Plantation |
| Headquarters House |
| Heard-Dallis House |
| Hearst Greek Theatre |
| Heart Prairie Lutheran Church |
| Heartsfield-Perry Farm |
| Heathsville Historic District |
| Hebert, Louis, House |
| Hebron Center Historic District |
| Hebron District School No. 16 |
| Heck, John, House |
| Heckler Farmhouse |
| Hedgelawn |
| Hedge Lawn |
| Hedges Chapel |
| Hedges-Lemen House |
| Hedges, Owen Tudor, House |
| Hedgesville Historic District |
| Heinz, Bonaventura, House (second) |
| Helm Place |
| Henderson-Britton House |
| Henderson, John, House |
| Henderson, Logan, Farm |
| Henderson Scott Farm Historic District |
| Henne, Robert, House |
| Henninger, Phillip, House |
| Henn Mansion |
| Henry House |
| Henry-Remsen House |
| Henry, Robert W., House |
| Henry-Vernon House |
| Herbert, Alois, Double House |
| Heriot-Moise House |
| Herkimer County Trust Company Building |
| Herkimer House |
| Hermione |
| Hermitage |
| Hermitage Motor Inn |
| Hermitage, The |
| Hermitage, The |
| Herndon Terrace |
| Herrick Cobblestone |
| Herring, Bryan Whitfield, Farm |
| Herring, Needham Whitfield, House |
| Hersey, Ebenezer B., House |
| Hershey House |
| Hessinger Store |
Data from United States Park Service and Wikidata