| Statistic | Reportedincidents | /100k people | Shannon/100k people | Illinois/100k people | National/100k people |
| Total crime | 0 | n/a (estimate) | 2,522 (estimate) | 2,004 | 2,119 |
| Murder | n/a | n/a | n/a | 5.8 | 5.0 |
| Rape | n/a | n/a | n/a | 46.9 | 37.5 |
| Robbery | n/a | n/a | n/a | 90.2 | 60.6 |
| Assault | n/a | n/a | n/a | 146.3 | 256.1 |
| Violent crime | n/a | n/a (estimate) | 364 (estimate) | 289 | 359 |
| Burglary | n/a | n/a | n/a | 290.5 | 229.2 |
| Theft | n/a | n/a | n/a | 1,134.4 | 1,272.1 |
| Vehicle theft | n/a | n/a | n/a | 290.4 | 258.8 |
| Property crime | n/a | n/a (estimate) | 2,158 (estimate) | 1,715 | 1,760 |


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| Item | Shannon | Illinois | National |
| Law enforcement employees (officers & civilians) | n/a | 30,690 | 558,732 |
| Police officers & civilians /1000 residents | n/a | 2.6 | 3.3 |
| State | Total offenders | Illinois /100K | National /100K |
| Illinois | 32,213 | 263 | 266 |
| City | Population | Violent crime/100k people | Property crime/100k people | Total crime/100k people |
| Polo, IL | 2,210 | 45 | 0 | 45 |
| Lanark, IL | 1,453 | 137 | 137 | 275 |
| Milledgeville, IL | 987 | 0 | 503 | 503 |
| Mount Carroll, IL | 1,503 | 350 | 350 | 699 |
| Forreston, IL | 1,392 | 214 | 499 | 713 |
| Stockton, IL | 1,656 | 119 | 654 | 772 |
| Freeport, IL | 23,930 | 363 | 1,407 | 1,769 |
| Shannon, IL | 745 | 364 | 2,158 | 2,522 |
| City | Population | Violent crime/100k people | Property crime/100k people | Total crime/100k people |
| Roseland, IN | 745 | 337 | 1,483 | 1,820 |
| McKinley Heights, OH | 745 | 327 | 1,726 | 2,054 |
| Summerland, CA | 745 | 196 | 840 | 1,036 |
| Little Falls, ME | 745 | 108 | 1,232 | 1,339 |
| Lesage, WV | 745 | 220 | 1,027 | 1,248 |
| Shannon, IL | 745 | 364 | 2,158 | 2,522 |