| Statistic | Reportedincidents | /100k people | Diagonal/100k people | Iowa/100k people | National/100k people |
| Total crime | 0 | n/a (estimate) | 2,110 (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) | 333 (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) | 1,777 (estimate) | 1,297 | 1,760 |


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| Item | Diagonal | 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 |
| Sun Valley Lake, IA | 193 | 98 | 524 | 622 |
| Mount Ayr, IA | 2,030 | 99 | 529 | 628 |
| Lenox, IA | 1,502 | 100 | 535 | 635 |
| Benton, IA | 30 | 298 | 1,589 | 1,886 |
| Ellston, IA | 38 | 309 | 1,651 | 1,961 |
| Afton, IA | 929 | 314 | 1,678 | 1,992 |
| Tingley, IA | 107 | 315 | 1,684 | 1,999 |
| Diagonal, IA | 492 | 333 | 1,777 | 2,110 |
| City | Population | Violent crime/100k people | Property crime/100k people | Total crime/100k people |
| Matthews, IN | 492 | 417 | 1,837 | 2,254 |
| Lower Elochoman, WA | 492 | 305 | 2,306 | 2,611 |
| Verndale, MN | 492 | 0 | 196 | 196 |
| Dayton, IL | 492 | 230 | 1,362 | 1,591 |
| Ualapue, HI | 492 | 292 | 2,606 | 2,898 |
| Diagonal, IA | 492 | 333 | 1,777 | 2,110 |