| Statistic | Reportedincidents | /100k people | Marvin/100k people | South Dakota/100k people | National/100k people |
| Total crime | 0 | n/a (estimate) | 2,497 (estimate) | 1,968 | 2,281 |
| Murder | n/a | n/a | n/a | 2.9 | 5.7 |
| Rape | n/a | n/a | n/a | 50.3 | 38.0 |
| Robbery | n/a | n/a | n/a | 20.4 | 66.5 |
| Assault | n/a | n/a | n/a | 276.1 | 264.1 |
| Violent crime | n/a | n/a (estimate) | 444 (estimate) | 350 | 364 |
| Burglary | n/a | n/a | n/a | 222.1 | 250.7 |
| Theft | n/a | n/a | n/a | 1,151.4 | 1,347.2 |
| Vehicle theft | n/a | n/a | n/a | 244.9 | 318.7 |
| Property crime | n/a | n/a (estimate) | 2,053 (estimate) | 1,618 | 1,917 |


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| Item | Marvin | South Dakota | National |
| Law enforcement employees (officers & civilians) | n/a | 995 | 558,732 |
| Police officers & civilians /1000 residents | n/a | 2.2 | 3.3 |
| State | Total offenders | South Dakota /100K | National /100K |
| South Dakota | n/a | n/a | n/a |
| City | Population | Violent crime/100k people | Property crime/100k people | Total crime/100k people |
| Milbank, SD | 3,137 | 155 | 717 | 871 |
| Stockholm, SD | 132 | 431 | 1,995 | 2,426 |
| Wilmot, SD | 554 | 432 | 1,996 | 2,428 |
| La Bolt, SD | 99 | 441 | 2,037 | 2,478 |
| Twin Brooks, SD | 44 | 446 | 2,063 | 2,509 |
| Strandburg, SD | 80 | 448 | 2,070 | 2,518 |
| South Shore, SD | 256 | 476 | 2,199 | 2,675 |
| Marvin, SD | 18 | 444 | 2,053 | 2,497 |
| City | Population | Violent crime/100k people | Property crime/100k people | Total crime/100k people |
| Webber, KS | 18 | 632 | 3,078 | 3,710 |
| Tolley, ND | 18 | 162 | 1,180 | 1,342 |
| Bentley, IL | 18 | 398 | 2,207 | 2,605 |
| Broadland, SD | 18 | 350 | 1,617 | 1,967 |
| Carlton, KS | 19 | 617 | 3,006 | 3,623 |
| Marvin, SD | 18 | 444 | 2,053 | 2,497 |