| Statistic | Reportedincidents | /100k people | Decatur/100k people | Nebraska/100k people | National/100k people |
| Total crime | 0 | n/a (estimate) | 2,136 (estimate) | 1,847 | 2,119 |
| Murder | n/a | n/a | n/a | 2.1 | 5.0 |
| Rape | n/a | n/a | n/a | 43.5 | 37.5 |
| Robbery | n/a | n/a | n/a | 20.5 | 60.6 |
| Assault | n/a | n/a | n/a | 154.5 | 256.1 |
| Violent crime | n/a | n/a (estimate) | 254 (estimate) | 221 | 359 |
| Burglary | n/a | n/a | n/a | 155.1 | 229.2 |
| Theft | n/a | n/a | n/a | 1,218.9 | 1,272.1 |
| Vehicle theft | n/a | n/a | n/a | 252.6 | 258.8 |
| Property crime | n/a | n/a (estimate) | 1,882 (estimate) | 1,627 | 1,760 |


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| Item | Decatur | Nebraska | National |
| Law enforcement employees (officers & civilians) | n/a | 2,523 | 558,732 |
| Police officers & civilians /1000 residents | n/a | 2.1 | 3.3 |
| State | Total offenders | Nebraska /100K | National /100K |
| Nebraska | 6,070 | 345 | 266 |
| City | Population | Violent crime/100k people | Property crime/100k people | Total crime/100k people |
| Oakland, NE | 1,575 | 90 | 663 | 753 |
| Onawa, IA | 2,788 | 120 | 641 | 761 |
| Blencoe, IA | 238 | 298 | 1,591 | 1,889 |
| Whiting, IA | 829 | 313 | 1,669 | 1,982 |
| Lyons, NE | 766 | 261 | 1,930 | 2,191 |
| River Sioux, IA | 40 | 357 | 1,906 | 2,263 |
| Little Sioux, IA | 192 | 393 | 2,096 | 2,489 |
| Decatur, NE | 402 | 254 | 1,882 | 2,136 |
| City | Population | Violent crime/100k people | Property crime/100k people | Total crime/100k people |
| Danbury, IA | 402 | 293 | 1,561 | 1,854 |
| Polk, OH | 402 | 343 | 1,808 | 2,151 |
| Trenton, KY | 402 | 0 | 0 | 0 |
| Corning, OH | 402 | 422 | 2,227 | 2,649 |
| Earlsboro, OK | 402 | 163 | 1,307 | 1,471 |
| Decatur, NE | 402 | 254 | 1,882 | 2,136 |