| Statistic | Reportedincidents | /100k people | St. Charles/100k people | Iowa/100k people | National/100k people |
| Total crime | 0 | n/a (estimate) | 1,337 (estimate) | 1,540 | 2,119 |
| Murder | n/a | n/a | n/a | 2.1 | 5.0 |
| Rape | n/a | n/a | n/a | 35.2 | 37.5 |
| Robbery | n/a | n/a | n/a | 18.7 | 60.6 |
| Assault | n/a | n/a | n/a | 187.2 | 256.1 |
| Violent crime | n/a | n/a (estimate) | 211 (estimate) | 243 | 359 |
| Burglary | n/a | n/a | n/a | 199.1 | 229.2 |
| Theft | n/a | n/a | n/a | 962.6 | 1,272.1 |
| Vehicle theft | n/a | n/a | n/a | 135.1 | 258.8 |
| Property crime | n/a | n/a (estimate) | 1,126 (estimate) | 1,297 | 1,760 |


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| Item | St. Charles | Iowa | National |
| Law enforcement employees (officers & civilians) | n/a | 3,827 | 558,732 |
| Police officers & civilians /1000 residents | n/a | 1.8 | 3.3 |
| State | Total offenders | Iowa /100K | National /100K |
| Iowa | 6,040 | 205 | 266 |
| City | Population | Violent crime/100k people | Property crime/100k people | Total crime/100k people |
| Norwalk, IA | 11,467 | 109 | 180 | 289 |
| Cumming, IA | 536 | 98 | 524 | 622 |
| Winterset, IA | 5,309 | 186 | 726 | 912 |
| St. Marys, IA | 182 | 211 | 1,127 | 1,338 |
| Martensdale, IA | 504 | 253 | 1,349 | 1,602 |
| New Virginia, IA | 457 | 266 | 1,418 | 1,683 |
| Indianola, IA | 15,921 | 273 | 1,472 | 1,745 |
| St. Charles, IA | 787 | 211 | 1,126 | 1,337 |
| City | Population | Violent crime/100k people | Property crime/100k people | Total crime/100k people |
| Wadsworth, NV | 787 | 573 | 3,131 | 3,704 |
| Allentown, FL | 787 | 273 | 1,453 | 1,726 |
| Big Wells, TX | 787 | 621 | 3,259 | 3,881 |
| Napoleon, ND | 787 | 317 | 2,100 | 2,417 |
| Lasara, TX | 787 | 572 | 3,002 | 3,574 |
| St. Charles, IA | 787 | 211 | 1,126 | 1,337 |