| Statistic | Reportedincidents | /100k people | Groton/100k people | Connecticut/100k people | National/100k people |
| Total crime | 81 | n/a (estimate) | 873 | 1,502 | 2,119 |
| Murder | 0 | n/a | 0.0 | 2.4 | 5.0 |
| Rape | 5 | n/a | 53.9 | 17.9 | 37.5 |
| Robbery | 0 | n/a | 0.0 | 38.1 | 60.6 |
| Assault | 13 | n/a | 140.1 | 77.5 | 256.1 |
| Violent crime | 18 | n/a (estimate) | 194 | 136 | 359 |
| Burglary | 6 | n/a | 64.6 | 117.3 | 229.2 |
| Theft | 44 | n/a | 474.0 | 1,013.7 | 1,272.1 |
| Vehicle theft | 13 | n/a | 140.1 | 235.0 | 258.8 |
| Property crime | 63 | n/a (estimate) | 679 | 1,366 | 1,760 |


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| Item | Groton | Connecticut | National |
| Law enforcement employees (officers & civilians) | 31 | 5,593 | 558,732 |
| Police officers & civilians /1000 residents | 3.0 | 2.6 | 3.3 |
| State | Total offenders | Connecticut /100K | National /100K |
| Connecticut | 6,088 | 184 | 266 |
| City | Population | Violent crime/100k people | Property crime/100k people | Total crime/100k people |
| Noank, CT | 1,454 | 19 | 192 | 211 |
| East Marion, NY | 1,144 | 53 | 241 | 295 |
| Orient, NY | 1,023 | 53 | 241 | 295 |
| Ashaway, RI | 1,444 | 50 | 333 | 383 |
| Mystic, CT | 4,776 | 37 | 370 | 407 |
| Misquamicut, RI | 378 | 62 | 417 | 479 |
| Watch Hill, RI | 196 | 62 | 417 | 479 |
| Groton, CT | 8,999 | 194 | 679 | 873 |
| City | Population | Violent crime/100k people | Property crime/100k people | Total crime/100k people |
| Fairview, TX | 8,998 | 73 | 925 | 999 |
| Sheffield Lake, OH | 9,001 | 212 | 446 | 658 |
| Lock Haven, PA | 8,997 | 280 | 1,537 | 1,817 |
| Potsdam, NY | 9,003 | 516 | 2,334 | 2,850 |
| Springfield, FL | 9,004 | 804 | 2,173 | 2,977 |
| Groton, CT | 8,999 | 194 | 679 | 873 |