New York - Criteria: C (architecture/engineering)
| Burden Iron Works Site |
| Burden, James A. Jr., House and Kahn, Otto H., House |
| Burhans, Harry N., House |
| Burleigh, H. G., House |
| Burnham, E. K., House |
| Burnham, Thomas, House |
| Burns Family Farm |
| Burr, Carll, Jr., House |
| Burr, Carll S., Mansion |
| Burritt, Orrin W., House |
| Burroughs-Foland Farm |
| Burr, Theodore, House |
| Burt, F.N., Company Factory |
| "Burt, F.N., Company Factory ""C""" |
| Burton Hall |
| Burton, William H., House |
| Bush, Horace and Grace, House |
| Bush-Lyon Homestead |
| Bushwick Avenue Central Methodist Episcopal Church |
| Buskirk Covered Bridge |
| Bussey, Esek, Firehouse |
| Bute-Warner-Truax Farm |
| Butterfield Cobblestone House |
| Buttermilk Flat Schoolhouse No. 22 |
| Byington Mill (Frisbie & Stansfield Knitting Company) |
| Bykenhulle |
| Byrdcliffe Historic District |
| Byrne, Senator William T., House |
| By-the-Harbor |
| CADET (Shipwreck) |
| Caldwell Hall |
| Caldwell Presbyterian Church |
| Caledonia House Hotel |
| Caledonia Library |
| Calkins, Ellery, House |
| Callicoon Methodist Church and Parsonage |
| Callicoon National Bank |
| Calumet, The |
| Calvary Episcopal Church |
| Calvary Episcopal Church (former) |
| Calvary Epsicopal Church |
| Calvary Methodist Episcopal Church |
| Calvary Methodist Episcopal Church |
| Calvary Presbyterian Church |
| Cambridge Historic District |
| Camillus Cutlery Company Headquarters |
| Camillus Union Free School |
| Campbell, Dr. Cornelius Nase, House |
| Campbell-Rumsey House |
| Campbell-Taylor, Harriet, House |
| Campbell-Whittlesey House |
| Camp Dudley Road Historic District |
| Camp, Elisha, House |
| Camp, Hermon, House |
| Camp Intermission |
| Camp Olmsted |
| Camp Pine Knot |
| Camp Quinipet |
| Camp Santanoni |
| Camp Topridge |
| Camp Uncas |
| Camp Wapanachki |
| Camp Wild Air |
| Camroden Presbyterian Church |
| Canajoharie Historic District |
| Canal Town Museum |
| Canandaigua Veterans Hospital Historic District |
| Canaseraga Four Corners Historic District |
| Canastota Methodist Church |
| Canastota Public Library |
| Candler Building |
| Caneadea Bridge |
| Canisteo Living Sign |
| Cannon-Brownell-Herrington Farmstead |
| Cannon Building |
| Canterbury Presbyterian Church |
| Capitol Theater |
| Caramoor |
| Cargill House |
| Carley's Mills Schoolhouse |
| Carll, Ezra, Homestead |
| Carll House |
| Carll House |
| Carll, Marion, Farm |
| Carman, Cornelius, House |
| Carnegie Library |
| Carner, John Jr., House |
| Caroline Church and Cemetery |
| Carpenter, John B., House |
| Carpenter's Flats Bridge |
| Carrington House |
| Carr, John, House |
| Carroll Gardens Historic District |
| Carter, John, Farmstead |
| Carter Street Schoolhouse No. 21 |
| Cartin-Snyder-Overacker Farmstead |
| Carvey-Gatfield House |
| Cary Building |
| Casa Amadeo, antigua Casa Hernandez |
| Casa Italina |
Data from United States Park Service and Wikidata
