| Statistic | Reportedincidents | /100k people | Mount Joy/100k people | Pennsylvania/100k people | National/100k people |
| Total crime | 0 | n/a (estimate) | 1,406 (estimate) | 1,845 | 2,281 |
| Murder | n/a | n/a | n/a | 6.6 | 5.7 |
| Rape | n/a | n/a | n/a | 25.1 | 38.0 |
| Robbery | n/a | n/a | n/a | 63.5 | 66.5 |
| Assault | n/a | n/a | n/a | 171.2 | 264.1 |
| Violent crime | n/a | n/a (estimate) | 203 (estimate) | 266 | 364 |
| Burglary | n/a | n/a | n/a | 138.1 | 250.7 |
| Theft | n/a | n/a | n/a | 1,176.2 | 1,347.2 |
| Vehicle theft | n/a | n/a | n/a | 264.8 | 318.7 |
| Property crime | n/a | n/a (estimate) | 1,203 (estimate) | 1,579 | 1,917 |


Why stop at city-to-city? With Local Insights, you can compare neighborhoods, zip codes, or even exact addresses. Access 300+ hyperlocal data points—from schools and crime to housing and amenities—to see which area is the better fit.
| Item | Mount Joy | Pennsylvania | National |
| Law enforcement employees (officers & civilians) | 13 | 14,701 | 558,732 |
| Police officers & civilians /1000 residents | 1.7 | 1.8 | 3.3 |
| State | Total offenders | Pennsylvania /100K | National /100K |
| Pennsylvania | 21,558 | 176 | 266 |
| City | Population | Violent crime/100k people | Property crime/100k people | Total crime/100k people |
| Royalton, PA | 1,149 | 0 | 0 | 0 |
| Penryn, PA | 1,058 | 60 | 355 | 415 |
| Lampeter, PA | 1,778 | 61 | 361 | 422 |
| Rothsville, PA | 2,916 | 62 | 369 | 431 |
| Grantley, PA | 4,320 | 69 | 410 | 479 |
| Brickerville, PA | 1,274 | 72 | 430 | 503 |
| Tyler Run, PA | 1,931 | 75 | 443 | 518 |
| Mount Joy, PA | 8,204 | 203 | 1,203 | 1,406 |
| City | Population | Violent crime/100k people | Property crime/100k people | Total crime/100k people |
| Westlake Village, CA | 8,203 | 238 | 1,934 | 2,173 |
| Lockwood, MT | 8,206 | 387 | 1,604 | 1,991 |
| North Patchogue, NY | 8,202 | 303 | 1,399 | 1,702 |
| Carl Junction, MO | 8,202 | 260 | 1,016 | 1,276 |
| Dry Run, OH | 8,200 | 100 | 594 | 694 |
| Mount Joy, PA | 8,204 | 203 | 1,203 | 1,406 |