| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Cacao | city | San Jose | Costa Rica | 9.90 | -84.40 | 2509 | 6595 |
| Cajon | city | San Jose | Costa Rica | 9.29 | -83.58 | 2509 | 10658 |
| California | city | San Jose | Costa Rica | 9.93 | -84.07 | 4189 | 622206 |
| California Norte | city | San Jose | Costa Rica | 9.93 | -84.07 | 4189 | 622206 |
| California Sur | city | San Jose | Costa Rica | 9.93 | -84.07 | 4189 | 622206 |
| Calle Blancos | city | San Jose | Costa Rica | 9.95 | -84.07 | 4189 | 617840 |
| Calle Moras | city | San Jose | Costa Rica | 9.40 | -83.78 | 3349 | 8294 |
| Calle de los Rodriguez | city | San Jose | Costa Rica | 9.96 | -84.07 | 4189 | 617840 |
| Canales | city | San Jose | Costa Rica | 9.82 | -84.30 | 3349 | 12552 |
| Canas | city | San Jose | Costa Rica | 9.86 | -84.23 | 3349 | 14848 |
| Canaán | city | San Jose | Costa Rica | 9.45 | -83.61 | 4274 | 6562 |
| Candelarita | city | San Jose | Costa Rica | 9.79 | -84.34 | 2526 | 9197 |
| Canet | city | San Jose | Costa Rica | 9.69 | -84.00 | 5869 | 7866 |
| Cangrejal | city | San Jose | Costa Rica | 9.76 | -84.22 | 2509 | 8907 |
| Canjel | city | San Jose | Costa Rica | 9.93 | -84.22 | 2867 | 62407 |
| Carara | city | San Jose | Costa Rica | 9.77 | -84.53 | 921 | 2349 |
| Cardenas | city | San Jose | Costa Rica | 9.79 | -84.26 | 2509 | 8882 |
| Carit | city | San Jose | Costa Rica | 9.86 | -84.33 | 2509 | 15145 |
| Carmen | city | San Jose | Costa Rica | 9.90 | -84.14 | 4356 | 226983 |
| Carmen | city | San Jose | Costa Rica | 9.62 | -84.21 | 1988 | 10661 |
| Carmona | city | San Jose | Costa Rica | 9.75 | -84.47 | 1669 | 4540 |
| Carrillo | city | San Jose | Costa Rica | 10.15 | -83.92 | 2509 | 8855 |
| Carrizales | city | San Jose | Costa Rica | 9.68 | -84.06 | 5360 | 11298 |
| Cascajal | city | San Jose | Costa Rica | 9.92 | -84.07 | 4189 | 607422 |
| Caspirola | city | San Jose | Costa Rica | 9.68 | -84.28 | 971 | 7777 |
| Caña Blanca | city | San Jose | Costa Rica | 9.31 | -83.80 | 1669 | 6537 |
| Cañón | city | San Jose | Costa Rica | 9.68 | -83.92 | 8389 | 3307 |
| Cedral | city | San Jose | Costa Rica | 9.90 | -84.22 | 4189 | 40025 |
| Cedral | city | San Jose | Costa Rica | 9.35 | -83.55 | 4553 | 7600 |
| Cedral | city | San Jose | Costa Rica | 9.89 | -84.17 | 4320 | 98088 |
| Cedral | city | San Jose | Costa Rica | 9.72 | -83.99 | 6830 | 11798 |
| Ceiba Baja | city | San Jose | Costa Rica | 9.76 | -84.19 | 3349 | 10428 |
| Ceiba Este | city | San Jose | Costa Rica | 9.76 | -84.17 | 3448 | 14541 |
| Ceiba Oeste | city | San Jose | Costa Rica | 9.76 | -84.19 | 3349 | 10428 |
| Ceibo | city | San Jose | Costa Rica | 9.25 | -83.70 | 2893 | 6221 |
| Ceniza | city | San Jose | Costa Rica | 9.32 | -83.69 | 2509 | 12249 |
| Centro Colón | city | San Jose | Costa Rica | 9.92 | -84.24 | 2739 | 41995 |
| Cerbatana | city | San Jose | Costa Rica | 9.83 | -84.33 | 3382 | 13636 |
| Charcon | city | San Jose | Costa Rica | 9.85 | -84.28 | 2742 | 15752 |
| Chilamate | city | San Jose | Costa Rica | 9.60 | -84.07 | 4189 | 6752 |
| Chile | city | San Jose | Costa Rica | 9.89 | -84.31 | 2509 | 27113 |
| Chiles | city | San Jose | Costa Rica | 9.36 | -83.68 | 2509 | 15985 |
| Chimirol | city | San Jose | Costa Rica | 9.43 | -83.63 | 3405 | 7983 |
| China Kichá | city | San Jose | Costa Rica | 9.18 | -83.49 | 1669 | 4655 |
| Chirracal | city | San Jose | Costa Rica | 9.92 | -84.17 | 5029 | 155994 |
| Chitaría | city | San Jose | Costa Rica | 9.90 | -84.18 | 4189 | 87940 |
| Chiverral | city | San Jose | Costa Rica | 9.90 | -84.14 | 4356 | 226983 |
| Chonta | city | San Jose | Costa Rica | 9.70 | -83.94 | 7890 | 3624 |
| Chucás | city | San Jose | Costa Rica | 9.93 | -84.40 | 1049 | 16810 |
| Cima | city | San Jose | Costa Rica | 9.67 | -83.90 | 7549 | 3156 |
| Cinco Esquinas | city | San Jose | Costa Rica | 9.95 | -84.07 | 4189 | 624658 |
| Cirri | city | San Jose | Costa Rica | 9.86 | -84.33 | 3349 | 14928 |
| Ciudad Universitaria | city | San Jose | Costa Rica | 9.94 | -84.05 | 4189 | 598056 |
| Ciudad Universitaria Rodrigo Facio | city | San Jose | Costa Rica | 9.95 | -84.05 | 4189 | 546765 |
| Claras | city | San Jose | Costa Rica | 9.86 | -84.27 | 2874 | 16381 |
| Claret | city | San Jose | Costa Rica | 9.92 | -84.08 | 3720 | 613505 |
| Colima | city | San Jose | Costa Rica | 9.95 | -84.09 | 3733 | 618866 |
| Colon | city | San Jose | Costa Rica | 9.92 | -84.24 | 2739 | 41995 |
| Colonia Rodrigo Facio | city | San Jose | Costa Rica | 9.95 | -84.05 | 4189 | 546765 |
| Colorado | city | San Jose | Costa Rica | 9.70 | -84.27 | 1879 | 8440 |
| Concepcion | city | San Jose | Costa Rica | 9.71 | -84.35 | 1771 | 6733 |
| Concepción | city | San Jose | Costa Rica | 9.89 | -84.09 | 4189 | 430963 |
| Copey | city | San Jose | Costa Rica | 9.65 | -83.92 | 6709 | 2537 |
| Cordel | city | San Jose | Costa Rica | 9.92 | -84.36 | 1669 | 27854 |
| Corralar | city | San Jose | Costa Rica | 9.85 | -84.21 | 3392 | 12206 |
| Corrogres | city | San Jose | Costa Rica | 9.86 | -84.27 | 3349 | 17356 |
| Coyolar | city | San Jose | Costa Rica | 9.78 | -84.26 | 2509 | 8296 |
| Crifo Alto | city | San Jose | Costa Rica | 9.88 | -84.39 | 3366 | 8108 |
| Cristo | city | San Jose | Costa Rica | 9.95 | -84.03 | 4238 | 455049 |
| Cristo Rey | city | San Jose | Costa Rica | 9.92 | -84.08 | 3720 | 613505 |
| Cristóbal Norte | city | San Jose | Costa Rica | 9.77 | -84.01 | 5442 | 24424 |
| Cristóbal Sur | city | San Jose | Costa Rica | 9.75 | -84.03 | 5869 | 24974 |
| Cruz | city | San Jose | Costa Rica | 9.80 | -84.20 | 4189 | 9304 |
| Curridabat | city | San Jose | Costa Rica | 9.91 | -84.03 | 4189 | 424115 |