| Statistic | Reportedincidents | /100k people | Alton/100k people | Missouri/100k people | National/100k people |
| Total crime | 0 | n/a (estimate) | 3,154 (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) | 606 (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) | 2,547 (estimate) | 1,941 | 1,760 |


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| Item | Alton | Missouri | National |
| Law enforcement employees (officers & civilians) | 2 | 12,115 | 558,732 |
| Police officers & civilians /1000 residents | 2.3 | 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 |
| Mammoth Spring, AR | 1,117 | 0 | 317 | 317 |
| Thayer, MO | 2,578 | 105 | 944 | 1,049 |
| Koshkonong, MO | 153 | 625 | 2,628 | 3,253 |
| Alton, MO | 638 | 606 | 2,547 | 3,154 |
| City | Population | Violent crime/100k people | Property crime/100k people | Total crime/100k people |
| Satsop, WA | 638 | 310 | 2,346 | 2,657 |
| Tijeras, NM | 638 | 626 | 2,403 | 3,029 |
| Elgin, IA | 638 | 283 | 1,510 | 1,793 |
| Midway, NM | 638 | 1,020 | 3,912 | 4,932 |
| Metamora, OH | 638 | 291 | 1,536 | 1,827 |
| Alton, MO | 638 | 606 | 2,547 | 3,154 |