| Statistic | Reportedincidents | /100k people | New Melle/100k people | Missouri/100k people | National/100k people |
| Total crime | 0 | n/a (estimate) | 971 (estimate) | 2,403 | 2,119 |
| Murder | n/a | n/a | n/a | 7.8 | 5.0 |
| Rape | n/a | n/a | n/a | 45.2 | 37.5 |
| Robbery | n/a | n/a | n/a | 51.5 | 60.6 |
| Assault | n/a | n/a | n/a | 357.5 | 256.1 |
| Violent crime | n/a | n/a (estimate) | 187 (estimate) | 462 | 359 |
| Burglary | n/a | n/a | n/a | 236.3 | 229.2 |
| Theft | n/a | n/a | n/a | 1,306.5 | 1,272.1 |
| Vehicle theft | n/a | n/a | n/a | 398.4 | 258.8 |
| Property crime | n/a | n/a (estimate) | 784 (estimate) | 1,941 | 1,760 |


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| Item | New Melle | Missouri | National |
| Law enforcement employees (officers & civilians) | 3 | 12,115 | 558,732 |
| Police officers & civilians /1000 residents | 6.2 | 3.7 | 3.3 |
| State | Total offenders | Missouri /100K | National /100K |
| Missouri | 19,657 | 344 | 266 |
| City | Population | Violent crime/100k people | Property crime/100k people | Total crime/100k people |
| Cottleville, MO | 5,439 | 16 | 49 | 65 |
| St. Paul, MO | 2,463 | 72 | 304 | 377 |
| O'Fallon, MO | 88,132 | 59 | 479 | 538 |
| Wright City, MO | 4,012 | 145 | 488 | 633 |
| Lake St. Louis, MO | 16,357 | 57 | 605 | 662 |
| Warrenton, MO | 8,388 | 31 | 659 | 691 |
| Weldon Spring, MO | 5,536 | 150 | 631 | 781 |
| New Melle, MO | 428 | 187 | 784 | 971 |
| City | Population | Violent crime/100k people | Property crime/100k people | Total crime/100k people |
| Rushsylvania, OH | 428 | 356 | 1,878 | 2,234 |
| Rosebush, MI | 428 | 564 | 1,792 | 2,357 |
| Cushman, AR | 428 | 706 | 2,353 | 3,059 |
| Mammoth, PA | 428 | 262 | 1,529 | 1,791 |
| Bayside, TX | 428 | 433 | 2,269 | 2,701 |
| New Melle, MO | 428 | 187 | 784 | 971 |