| Statistic | Reportedincidents | /100k people | Boulder Hill/100k people | Illinois/100k people | National/100k people |
| Total crime | 0 | n/a (estimate) | 1,944 (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) | 280 (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) | 1,663 (estimate) | 1,715 | 1,760 |


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| Item | Boulder Hill | 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 |
| Rockdale, IL | 2,416 | 204 | 0 | 204 |
| Maple Park, IL | 1,599 | 0 | 268 | 268 |
| Prestbury, IL | 1,978 | 41 | 241 | 281 |
| Sandwich, IL | 7,351 | 28 | 277 | 305 |
| Sugar Grove, IL | 9,756 | 33 | 326 | 359 |
| Big Rock, IL | 1,271 | 57 | 337 | 394 |
| Winfield, IL | 9,683 | 59 | 345 | 404 |
| Boulder Hill, IL | 9,081 | 280 | 1,663 | 1,944 |
| City | Population | Violent crime/100k people | Property crime/100k people | Total crime/100k people |
| Innsbrook, VA | 9,081 | 116 | 834 | 950 |
| Merrill, WI | 9,081 | 200 | 2,421 | 2,620 |
| Rochelle, IL | 9,083 | 316 | 1,878 | 2,194 |
| San Elizario, TX | 9,079 | 501 | 2,628 | 3,129 |
| Summit View, WA | 9,078 | 261 | 1,976 | 2,237 |
| Boulder Hill, IL | 9,081 | 280 | 1,663 | 1,944 |