| Statistic | Reportedincidents | /100k people | Ronkonkoma/100k people | New York/100k people | National/100k people |
| Total crime | 0 | n/a (estimate) | 1,622 (estimate) | 2,100 | 2,119 |
| Murder | n/a | n/a | n/a | 2.7 | 5.0 |
| Rape | n/a | n/a | n/a | 21.7 | 37.5 |
| Robbery | n/a | n/a | n/a | 96.1 | 60.6 |
| Assault | n/a | n/a | n/a | 259.6 | 256.1 |
| Violent crime | n/a | n/a (estimate) | 294 (estimate) | 380 | 359 |
| Burglary | n/a | n/a | n/a | 136.6 | 229.2 |
| Theft | n/a | n/a | n/a | 1,432.8 | 1,272.1 |
| Vehicle theft | n/a | n/a | n/a | 150.2 | 258.8 |
| Property crime | n/a | n/a (estimate) | 1,329 (estimate) | 1,720 | 1,760 |


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| Item | Ronkonkoma | New York | National |
| Law enforcement employees (officers & civilians) | n/a | 109,351 | 558,732 |
| Police officers & civilians /1000 residents | n/a | 2.9 | 3.3 |
| State | Total offenders | New York /100K | National /100K |
| New York | 25,064 | 137 | 266 |
| City | Population | Violent crime/100k people | Property crime/100k people | Total crime/100k people |
| Poquott, NY | 1,135 | 53 | 241 | 295 |
| Village of the Branch, NY | 1,864 | 53 | 241 | 295 |
| Huntington Bay, NY | 1,646 | 53 | 241 | 295 |
| Nissequogue, NY | 1,642 | 53 | 241 | 295 |
| Great River, NY | 2,002 | 53 | 241 | 295 |
| Eatons Neck, NY | 1,343 | 53 | 241 | 295 |
| Bellport, NY | 1,963 | 53 | 241 | 295 |
| Ronkonkoma, NY | 19,676 | 294 | 1,329 | 1,622 |
| City | Population | Violent crime/100k people | Property crime/100k people | Total crime/100k people |
| Troy, AL | 19,684 | 486 | 3,510 | 3,996 |
| Shelbyville, IN | 19,667 | 255 | 1,021 | 1,276 |
| Rosedale, CA | 19,688 | 340 | 1,452 | 1,792 |
| South San Jose Hills, CA | 19,654 | 594 | 2,540 | 3,134 |
| Haslett, MI | 19,651 | 177 | 563 | 740 |
| Ronkonkoma, NY | 19,676 | 294 | 1,329 | 1,622 |