| Statistic | Reportedincidents | /100k people | Alton/100k people | Iowa/100k people | National/100k people |
| Total crime | 0 | n/a (estimate) | 469 (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) | 74 (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) | 395 (estimate) | 1,297 | 1,760 |


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| Item | Alton | 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 |
| Sioux Center, IA | 7,592 | 46 | 81 | 127 |
| Rock Valley, IA | 3,858 | 0 | 223 | 223 |
| Orange City, IA | 6,158 | 47 | 186 | 233 |
| Hull, IA | 1,987 | 65 | 347 | 412 |
| Marcus, IA | 1,295 | 75 | 400 | 475 |
| Remsen, IA | 1,802 | 81 | 431 | 511 |
| Sheldon, IA | 5,178 | 371 | 612 | 982 |
| Alton, IA | 1,534 | 74 | 395 | 469 |
| City | Population | Violent crime/100k people | Property crime/100k people | Total crime/100k people |
| Wolcott, NY | 1,534 | 207 | 936 | 1,143 |
| Hughes Springs, TX | 1,534 | 65 | 519 | 584 |
| Falling Water, TN | 1,534 | 100 | 344 | 445 |
| London, CA | 1,534 | 273 | 1,167 | 1,439 |
| Lawton, MI | 1,533 | 168 | 1,010 | 1,178 |
| Alton, IA | 1,534 | 74 | 395 | 469 |