New Hampshire - Significance region: Local
| House by the Side of the Road |
| Howe-Quimby House |
| Hoyt Shoe Factory |
| Hubbard, Thomas Russell, House |
| Hutchins, Jeremiah, Tavern |
| Hutchinson House |
| Indian Stream Schoolhouse |
| Jackson Falls National Register Historic District |
| Jaffrey Center Historic District |
| Jaffrey Mills |
| James, Benjamin, House |
| Jenness Farm |
| Jewell, Bradbury, House |
| Jewell Town District |
| Jimmy Point Camp |
| Jones Hall |
| Joslin-Faulkner-Putnam House |
| Keene Unitarian Universalist Church |
| Kendall Cottage |
| Kennedy Hill Farm |
| Kensington Social Library |
| Kensington Town Center Historic District |
| Kensington Town House |
| Kent, Moses, House |
| Killicut-Way House |
| Kimball Brothers Shoe Factory |
| Lamprey, Reuben, Homestead |
| Lawrence Farm |
| Lehoullier Building |
| Lisbon Inn |
| Little Red School House 1835 District No. 7 |
| Littleton Community House & Annex |
| Littleton Town Building |
| Locke, Elijah, House |
| Long, William H., Memorial |
| Lord's Hill Historic District |
| Loudon Town Hall |
| Lower Corner Historic District |
| Lower Intervale Grange #321 |
| Lower Warner Meetinghouse |
| Lyme Center Historic District |
| Lyme Common Historic District |
| Lyndeborough Center Historic District |
| Madison School, District No. 1 |
| Margeson, Richman, Estate |
| Martin Homestead |
| Mason-Watkins House |
| McClure-Hilton House |
| Meetinghouse, The |
| Meredith Public Library |
| Meriden Town Hall |
| Merrimack County Courthouse |
| Milford Cotton and Woolen Manufacturing Company |
| Millville School |
| Milton Town House |
| Minot-Sleeper Library |
| Mont Vernon Town Hall |
| Monument Square Historic District |
| Mooney, Washington, House |
| Morrill, John J., Store |
| Moses-Kent House |
| Moultonborough Town House |
| Nashua Gummed and Coated Paper Company Historic District |
| Nashua Manufacturing Company Historic District |
| Nashville Historic District |
| Neal, James, House |
| Needham House |
| Nelson Schoolhouse |
| Nettleton House |
| New Castle Congregational Church |
| New Durham Meetinghouse and Pound |
| New Durham Town Hall |
| New England Masonic Charitable Institute |
| New Hampshire Conservatory of Music and the Arts |
| New Hampshire Savings Bank Building |
| New Hampshire State Union Armory |
| New Hampton Community Church |
| New Hampton Town House |
| Newington Center Historic District |
| Newington Railroad Depot |
| New Ipswich Center Village Historic District |
| New Ipswich Town Hall |
| Newport Downtown Historic District |
| Nichols, Marion, Summer Home |
| North Charlestown Historic District |
| Northfield Union Church |
| North Hampton Library |
| North Hampton Town Hall |
| North Holderness Freewill Baptist Church-Holderness Historical Society Building |
| North Sandwich Meeting House |
| North School |
| North Weare Schoolhouse |
| North Wilmot Union Meetinghouse |
| Noyes, George Washington, House |
| Noyes, Jacob, Block |
| Nutter-Rymes House |
| Old Deerfield Center Historic District |
| Old Patch Place |
| Old Post Office Block |
| Old Webster Meeting House |
Data from United States Park Service and Wikidata
