| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
|---|
| Calhoun Corners | city | Connecticut | United States | 41.80361 | -73.38222 | 898 | 1993 |
| Campville | city | Connecticut | United States | 41.73722 | -73.10611 | 613 | 11832 |
| Canaan | city | Connecticut | United States | 42.02722 | -73.32972 | 698 | 4254 |
| Canaan Valley | city | Connecticut | United States | 42.04056 | -73.25722 | 820 | 3892 |
| Candlewood Knolls | city | Connecticut | United States | 41.47944 | -73.46389 | 498 | 31609 |
| Candlewood Lake Club | city | Connecticut | United States | 41.49444 | -73.44083 | 429 | 30889 |
| Candlewood Orchards | city | Connecticut | United States | 41.46861 | -73.43667 | 429 | 30889 |
| Candlewood Pines | city | Connecticut | United States | 41.45667 | -73.45333 | 429 | 63267 |
| Candlewood Point | city | Connecticut | United States | 41.53639 | -73.44111 | 429 | 19037 |
| Candlewood Shores | city | Connecticut | United States | 41.48194 | -73.4425 | 498 | 30889 |
| Candlewood Springs | city | Connecticut | United States | 41.55972 | -73.44 | 433 | 16724 |
| Cannondale | city | Connecticut | United States | 41.21639 | -73.42583 | 305 | 22720 |
| Canterbury | city | Connecticut | United States | 41.69833 | -71.97139 | 200 | 8481 |
| Canton | city | Connecticut | United States | 41.82444 | -72.89417 | 324 | 25058 |
| Canton Center | city | Connecticut | United States | 41.85639 | -72.91556 | 452 | 17483 |
| Canton Valley | city | Connecticut | United States | 41.83417 | -72.89222 | 436 | 17483 |
| Carroll Corners | city | Connecticut | United States | 41.92639 | -72.76556 | 200 | 15832 |
| Casagmo | city | Connecticut | United States | 41.28833 | -73.49722 | 662 | 23677 |
| Case Corner | city | Connecticut | United States | 41.83583 | -72.77083 | 200 | 27801 |
| Cedar Beach | city | Connecticut | United States | 41.17833 | -73.09833 | 0 | 78993 |
| Cedar Heights | city | Connecticut | United States | 41.44806 | -73.43611 | 479 | 63267 |
| Cedar Lake | city | Connecticut | United States | 41.40139 | -72.505 | 295 | 8673 |
| Cedar Land | city | Connecticut | United States | 41.47389 | -73.22639 | 196 | 16174 |
| Cedarhurst | city | Connecticut | United States | 41.42667 | -73.22167 | 396 | 16894 |
| Center Groton | city | Connecticut | United States | 41.38361 | -72.02833 | 164 | 31128 |
| Centerbrook | city | Connecticut | United States | 41.35139 | -72.41639 | 68 | 13781 |
| Centerville | city | Connecticut | United States | 41.38389 | -72.9075 | 75 | 58803 |
| Central Village | city | Connecticut | United States | 41.72278 | -71.90722 | 219 | 15658 |
| Chaffeeville | city | Connecticut | United States | 41.79472 | -72.20889 | 291 | 18650 |
| Chaplin | city | Connecticut | United States | 41.79472 | -72.12778 | 396 | 5097 |
| Chapman historical | city | Connecticut | United States | 41.27389 | -72.42611 | 0 | 9449 |
| Chatsworth Village | city | Connecticut | United States | 41.93833 | -72.79444 | 196 | 16428 |
| Cherry Park | city | Connecticut | United States | 41.81139 | -72.8875 | 298 | 25058 |
| Cheshire | city | Connecticut | United States | 41.49889 | -72.90111 | 200 | 40374 |
| Cheshire Street historical | city | Connecticut | United States | 41.53972 | -72.86806 | 187 | 65247 |
| Chester | city | Connecticut | United States | 41.40306 | -72.45139 | 98 | 10808 |
| Chesterfield | city | Connecticut | United States | 41.42722 | -72.215 | 196 | 10187 |
| Childrens Village of the Hartford Orphan Asylum | city | Connecticut | United States | 41.78667 | -72.71194 | 68 | 185603 |
| Chimney Point | city | Connecticut | United States | 41.50167 | -73.44167 | 534 | 19037 |
| City Point | city | Connecticut | United States | 41.28306 | -72.92889 | 0 | 152483 |
| Clarks Corner | city | Connecticut | United States | 41.76806 | -72.09306 | 547 | 4712 |
| Clarks Falls | city | Connecticut | United States | 41.45611 | -71.81472 | 95 | 14363 |
| Clarks Village | city | Connecticut | United States | 41.36028 | -71.845 | 3 | 23196 |
| Clayville | city | Connecticut | United States | 41.61722 | -71.97806 | 134 | 12177 |
| Clinton | city | Connecticut | United States | 41.27861 | -72.52806 | 16 | 16183 |
| Clinton Beach | city | Connecticut | United States | 41.26639 | -72.50083 | 0 | 16183 |
| Clintonville | city | Connecticut | United States | 41.39417 | -72.8175 | 98 | 38748 |
| Coachlight Village | city | Connecticut | United States | 41.77722 | -72.61361 | 55 | 76974 |
| Cobalt | city | Connecticut | United States | 41.56222 | -72.55583 | 121 | 11971 |
| Cobalt Landing | city | Connecticut | United States | 41.55611 | -72.56167 | 121 | 11971 |
| Colchester | city | Connecticut | United States | 41.57556 | -72.3325 | 459 | 9238 |
| Colebrook | city | Connecticut | United States | 41.98944 | -73.09611 | 1200 | 6664 |
| Coley Town | city | Connecticut | United States | 41.18556 | -73.34194 | 196 | 37201 |
| Collinsville | city | Connecticut | United States | 41.81278 | -72.92056 | 524 | 15929 |
| Colonial Mobile Home Park | city | Connecticut | United States | 41.73722 | -72.63694 | 42 | 138287 |
| Columbia | city | Connecticut | United States | 41.70194 | -72.30167 | 406 | 8498 |
| Compo | city | Connecticut | United States | 41.11139 | -73.35556 | 0 | 41019 |
| Conantville | city | Connecticut | United States | 41.73861 | -72.2025 | 206 | 24906 |
| Corbin Heights Housing subdivision | city | Connecticut | United States | 41.69222 | -72.8 | 354 | 97409 |
| Corner of the Pines | city | Connecticut | United States | 41.83861 | -73.32889 | 1000 | 1613 |
| Cornfield Park | city | Connecticut | United States | 41.26194 | -72.3875 | 0 | 10611 |
| Cornwall | city | Connecticut | United States | 41.84361 | -73.32972 | 662 | 1613 |
| Cornwall Bridge | city | Connecticut | United States | 41.81861 | -73.37139 | 488 | 1721 |
| Cos Cob | city | Connecticut | United States | 41.03333 | -73.6 | 13 | 72997 |
| Cottage Grove | city | Connecticut | United States | 41.82139 | -72.69611 | 124 | 144452 |
| Cotton Hollow | city | Connecticut | United States | 41.66333 | -72.60194 | 98 | 28117 |
| Coventry | city | Connecticut | United States | 41.77 | -72.30556 | 554 | 14826 |
| Coventry Lake | city | Connecticut | United States | 41.77222 | -72.33306 | 515 | 14826 |
| Cranbury | city | Connecticut | United States | 41.14722 | -73.39556 | 98 | 79074 |
| Crescent Beach | city | Connecticut | United States | 41.315 | -72.2025 | 0 | 16557 |
| Crescent Grove historical | city | Connecticut | United States | 42.02417 | -72.525 | 187 | 49641 |
| Crescent Park | city | Connecticut | United States | 41.31028 | -72.20361 | 0 | 16557 |
| Cromwell | city | Connecticut | United States | 41.595 | -72.64583 | 13 | 51252 |
| Cromwell Hills | city | Connecticut | United States | 41.60583 | -72.68444 | 98 | 52695 |
| Crowley Corner | city | Connecticut | United States | 41.47722 | -72.31167 | 396 | 5326 |
| Crowleys Corner | city | Connecticut | United States | 41.81667 | -72.86778 | 278 | 27647 |
| Crystal Lake | city | Connecticut | United States | 41.93167 | -72.37889 | 692 | 9489 |
| Cupheag historical | city | Connecticut | United States | 41.18444 | -73.13361 | 26 | 151754 |