87
| Carveth, Stephen, House | 86 |
| Casey - Bebernitz House | 170 |
| Castle - Klumpf House | 60 |
| Caulkins House | 147 |
| Cayuga County | 17 |
| Cemetery Vault, Albany Co. | 16 |
| Chambers House | 163 |
| Chapin House | 181 |
| Chaplin Marsh House | 79 |
| Chaplin - Randolph House | 79 |
| Chapman - Harris House | 175 |
| Chapman House | 37 |
| Chapman House | 125 |
| Chase - Flack House | 60 |
| Chase, Isaac | 2 |
| Chemung County | 22 |
| Childs Dist. School #5 | 129 |
| Childs, Universalist Church | 125 |
| Chippendale, Harry, House | 139 |
| Chisholm, Mrs. Merrill, House | 213 |
| Chugg, Henry, House | 136 |
| Church - Hague House | 68 |
| Ciappa, Samuel, House | 81 |
| Cicero Center Mausoleum | 91 |
| Clack, Edwin, House | 129 |
| Clay House | 58 |
| Clark - Guest House | 176 |