New York - Significance region: Local
| Cattaraugus County Memorial and Historical Building |
| Cattaraugus Village Commercial Historic District |
| Cauldwell, William, House |
| Cayuga County Courthouse and Clerk's Office |
| Cayuga Preventorium |
| Cazenovia Village Historic District |
| C. Burton Hotel |
| Cedarcliff Gatehouse |
| Cedar Cove |
| Cedar Grove Cemetery |
| Cedar Island Lighthouse |
| Cedar Lake Methodist Episcopal Church |
| Center Square-Hudson-Park Historic District |
| Center Theatre |
| Centerville Town Hall |
| Central Avenue Historic District |
| Central Avenue Historic District |
| Central Fire Station |
| Central Garage |
| Central Hall |
| Central Harlem North Historic District |
| Central IND Substation |
| Central Lansingburgh Historic District |
| Central Naples Historic District |
| Central New York Telephone and Telegraph Building |
| Central Powerhouse |
| Central Ridgewood Historic District |
| Central Savings Bank |
| Central School |
| Central Technical High School |
| Central Trust Bank Building |
| Centre Presbyterian Church |
| Century Association Building |
| Century Building |
| Ceres School |
| Cerny's Bakery |
| Chadwick Farmhouse |
| Chalmers Knitting Mills |
| Chamberlain, Benjamin, House |
| Chamberlain, Daniel, House |
| Chamber of Commerce |
| Chambers Street Subway Station (Dual System BMT) |
| Chambers Street Subway Station (Dual System IRT) |
| CHAMPLAIN II Shipwreck |
| Champlin, H. D., & Son Horseshoeing and Wagonmaking |
| Chandler, Peter, House |
| Chandler Street Industrial Buildings |
| Chanin Building |
| Chapel and Cultural Center |
| Chapel Hill Bible Church |
| Chapel House |
| Chapel of Our Lady Help of Christians |
| Chapel of the Intercession Complex and Trinity Cemetery |
| Chapin Memorial Church |
| Chapin, Thaddeus, House |
| Chapman, A. F., House |
| Chapman Farmhouse |
| Chapman House |
| Chappell Farmhouse |
| Charles D. & Elizabeth Lantry House |
| Charles Street House at No. 131 |
| Charlton Historic District |
| Charlton-King-Vandam Historic District |
| Chase Cobblestone Farmhouse |
| Chase-Crowley-Keep House |
| Chase-Hubbard-Williams House |
| Chase Mills Inn |
| Chatham Street Row |
| Chaumont Grange Hall and Dairymen's League Building |
| Chaumont Historic District |
| Chaumont House |
| Chaumont Railroad Station |
| Checkerboard Inn |
| Chelsea Grammar School |
| Chelsea Historic District |
| Chemung Canal Bank Building |
| Chemung District School No. 10 |
| Chemung Railway Depot-Horseheads |
| Chenango Canal Prism, Towpath and Lock 106 |
| Chenango County Courthouse District |
| Cherry Valley Village Historic District |
| Chestertown Historic District |
| Chestnut Street Historic District |
| Chetolah |
| Chevalier, Xavier, House |
| Chevra Linas Hazedek Synagogue of Harlem and the Bronx |
| Chevra Torah Anshei Radishkowitz |
| Chevro Ahavath Zion Synagogue |
| Chichester House |
| Chichester's Inn |
| Childs Historic District |
| Childs, Walstein, House |
| Child Welfare Association of Mamaroneck |
| Childwold Memorial Presbyterian Church |
| Chili Mills Conservation Area |
| Chili-West Historic District |
| Chilton Avenue-Orchard Parkway Historic District |
| Chittenango Pottery |
| Christ Building |
| Christ Church |
Data from United States Park Service and Wikidata
