| Index | St. Thomas/100k people | Ontario/100k people | National/100k people |
| Total crime | 4,501 | 3,086 | 4,223 |
| Violent crime | 1,156 | 792 | 1,042 |
| Property crime | 3,345 | 2,294 | 3,181 |
| Statistic | St. Thomas | Ontario | National |
| Total incidents | 2,513 | 595,868 | 2,225,600 |
| Incidents per 100k | 5,898 | 4,044 | 5,856 |
| Change in 100k rate | 5.1% | -11.0% | -9.8% |
| Statistic | St. Thomas | Ontario | National |
| All (12+ years) | 2,291 | 1,399 | 1,709 |
| Youths (12-17) | 915 | 837 | 1,108 |
| Adults (18+) | 2,410 | 1,444 | 1,757 |
| Statistic | St. Thomas | Ontario | National |
| Clearance rate | 38 | 40 | 37 |
| Clearance rate change | -17.1% | 0.2% | 0.2% |
| Clearance rate violent | 72 | 61 | 58 |
| Clearance rate property | 32 | 30 | 27 |
| Statistic | St. Thomas | Ontario | National |
| Total | 0.0% | -8.7% | -7.9% |
| Violent | -18.3% | -7.9% | -3.6% |
| Property | 4.6% | -9.1% | -9.8% |
| City | Population | Violent crime/100k people | Property crime/100k people | Total crime/100k people |
| Southwold, ON | 4,540 | 518 | 1,501 | 2,019 |
| Central Elgin, ON | 13,549 | 532 | 1,541 | 2,074 |
| Dutton/Dunwich, ON | 4,136 | 578 | 1,674 | 2,252 |
| Malahide, ON | 9,817 | 579 | 1,676 | 2,254 |
| Aylmer, ON | 8,327 | 682 | 1,975 | 2,658 |
| Chippewas of the Thames First Nation 42, ON | 866 | 703 | 2,037 | 2,740 |
| Oneida 41, ON | 1,394 | 711 | 2,060 | 2,772 |
| St. Thomas, ON | 42,918 | 1,156 | 3,345 | 4,501 |
| City | Population | Violent crime/100k people | Property crime/100k people | Total crime/100k people |
| Vaudreuil-Dorion, QC | 42,920 | 472 | 920 | 1,392 |
| Boucherville, QC | 42,869 | 445 | 869 | 1,314 |
| Bradford West Gwillimbury, ON | 42,843 | 578 | 1,675 | 2,254 |
| Langford, BC | 42,691 | 768 | 3,372 | 4,140 |
| Rouyn-Noranda, QC | 43,276 | 865 | 1,686 | 2,551 |
| St. Thomas, ON | 42,918 | 1,156 | 3,345 | 4,501 |