| Statistic | Reportedincidents | /100k people | Thomson/100k people | Illinois/100k people | National/100k people |
| Total crime | 0 | n/a (estimate) | 2,391 (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) | 345 (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) | 2,047 (estimate) | 1,715 | 1,760 |


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| Item | Thomson | 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 |
| Lanark, IL | 1,453 | 137 | 137 | 275 |
| Mount Carroll, IL | 1,503 | 350 | 350 | 699 |
| Camanche, IA | 4,342 | 198 | 638 | 836 |
| Preston, IA | 1,013 | 0 | 1,070 | 1,070 |
| Savanna, IL | 2,924 | 156 | 923 | 1,078 |
| Morrison, IL | 3,850 | 177 | 1,048 | 1,224 |
| Fulton, IL | 3,255 | 113 | 1,158 | 1,271 |
| Thomson, IL | 369 | 345 | 2,047 | 2,391 |
| City | Population | Violent crime/100k people | Property crime/100k people | Total crime/100k people |
| Stockdale, PA | 369 | 295 | 1,722 | 2,018 |
| Breedsville, MI | 369 | 423 | 1,345 | 1,768 |
| Topaz, CA | 369 | 452 | 1,933 | 2,385 |
| Tetonia, ID | 369 | 157 | 499 | 655 |
| New Goshen, IN | 369 | 280 | 1,235 | 1,516 |
| Thomson, IL | 369 | 345 | 2,047 | 2,391 |