| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Crab Town | city | Iowa | United States | 42.17 | -90.81 | 830 | |
| Craig | city | Iowa | United States | 42.90 | -96.31 | 1669 | |
| Crain Creek (historical) | city | Iowa | United States | 42.55 | -92.26 | 898 | |
| Cranston | city | Iowa | United States | 41.38 | -91.26 | 830 | |
| Crathorne | city | Iowa | United States | 42.81 | -96.33 | 1669 | |
| Crawfordsville | city | Iowa | United States | 41.21 | -91.54 | 830 | |
| Creamery | city | Iowa | United States | 43.22 | -93.33 | 1171 | |
| Crescent | city | Iowa | United States | 41.36 | -95.86 | 1072 | |
| Crescent Beach Resort | city | Iowa | United States | 43.37 | -95.17 | 1669 | |
| Cresco | city | Iowa | United States | 43.38 | -92.11 | 1669 | |
| Creston | city | Iowa | United States | 41.06 | -94.36 | 1669 | |
| Crestview Mobile Home Park | city | Iowa | United States | 42.02 | -93.70 | 1010 | |
| Crestwood | city | Iowa | United States | 41.61 | -93.71 | 879 | |
| Creswell | city | Iowa | United States | 41.42 | -92.02 | 830 | |
| Cricket | city | Iowa | United States | 41.18 | -92.81 | 830 | |
| Crisp | city | Iowa | United States | 41.58 | -95.71 | 1669 | |
| Crocker | city | Iowa | United States | 41.77 | -93.67 | 977 | |
| Cromwell | city | Iowa | United States | 41.04 | -94.46 | 1669 | |
| Croton | city | Iowa | United States | 40.59 | -91.69 | 830 | |
| Crows Nest Resort | city | Iowa | United States | 43.37 | -95.12 | 1669 | |
| Crystal Lake | city | Iowa | United States | 43.22 | -93.79 | 1669 |