| Statistic | Reportedincidents | /100k people | Key Biscayne/100k people | Florida/100k people | National/100k people |
| Total crime | 119 | n/a (estimate) | 832 | 1,688 | 2,119 |
| Murder | 0 | n/a | 0.0 | 3.9 | 5.0 |
| Rape | 4 | n/a | 28.0 | 27.9 | 37.5 |
| Robbery | 0 | n/a | 0.0 | 38.2 | 60.6 |
| Assault | 4 | n/a | 28.0 | 197.1 | 256.1 |
| Violent crime | 8 | n/a (estimate) | 56 | 267 | 359 |
| Burglary | 6 | n/a | 41.9 | 152.5 | 229.2 |
| Theft | 98 | n/a | 685.0 | 1,144.9 | 1,272.1 |
| Vehicle theft | 7 | n/a | 48.9 | 123.0 | 258.8 |
| Property crime | 111 | n/a (estimate) | 776 | 1,420 | 1,760 |

The Key Biscayne crime rates are 60.8% lower than the national average. There are two main categories of crime - violent crime and property crime. Violent crime consists of murder, rape, robbery and assault, while property crimes include burglary, theft and vehicle theft. There were a total of 8 violent crimes in Key Biscayne (56 per 100,000 people), which is 84.4% lower than the national average and there were a total of 111 property crimes (776 per 100,000 residents) which is 55.9% lower than average.
With only 56 incidents per 100,000 people, Key Biscayne boasts an exceptionally low rate of violent crimes, positioning it as one of the safest cities in the United States. Given these low violent crime rates, Key Biscayne has become an appealing destination for individuals in search of a secure and welcoming place to establish their new home.
In the most recently reported crime year, Key Biscayne registered zero reported homicides. This statistic not only designates the area as an exemplar of security but also emanates a profound sense of safety within its community. A minimal incidence of severe violent crime not only fosters a strong sense of well-being among residents but also sets a commendable standard for other regions aiming to cultivate similarly safe surroundings.
What is the prevailing sentiment among Key Biscayne residents regarding the state of crime? A comprehensive survey conducted by AreaVibes, involving 17 respondents, sheds light on this matter. The results were as follows: 59% of Key Biscayne residents expressed a notable sense of security, asserting that crime was virtually non-existent in their community, and they felt at ease strolling the streets after dark. While, 41% of those surveyed held a contrasting viewpoint, perceiving a higher incidence of crime, leading them to feel apprehensive about walking alone at night.
Is Key Biscayne a safe place to live? While the answer may not be straightforward due to variations in safety levels across the city, gaining an understanding of the overall crime rate can prove to be advantageous. In general, Key Biscayne has a crime rate that is lower than the national average by 61%. Breaking this down on a daily basis, it translates to 0.33 daily incidents, encompassing 0.02 violent crimes and 0.3 property crimes. Evaluating these statistics can aid in forming a more informed perspective on the safety of Key Biscayne as a potential place to call home.
In the most recent crime report, year-over-year crime rates in Key Biscayne has decreased by 40.2%. Examining the change in crime rates from one year to the next provides valuable insights into the evolving safety landscape of Key Biscayne, aiding residents in assessing whether it is becoming a safer or more dangerous place to live. These crime rates are categorized into two primary groups: violent and property crimes. Year-over-year, violent crime has increased by 166.7%, while property crime has decreased by 43.4%. This comprehensive analysis offers potential residents essential information for making informed decisions about whether or not Key Biscayne is a safe place to live.
In Key Biscayne, the poverty rate currently stands at 6.1%, which contrasts with the national average of 15.1%. It's essential to recognize that the economic status of a city's inhabitants could be a pivotal factor influencing crime stats. Communities grappling with high poverty rates and income inequality are often susceptible to elevated crime levels, as some individuals may turn to unlawful activities to fulfill their essential needs. While lower poverty rates could lead to a reduction in Key Biscayne crime rates.
Key Biscayne reports an unemployment rate of 2.9%, contrasting with the national average of 4.9%. Constrained employment opportunities or a prevalence of low-paying positions can contribute to elevated rates of unemployment and underemployment. Areas where individuals contend with joblessness or insufficient wages may display heightened susceptibility to an increase in criminal activities attributed to economic insecurity. Conversely, regions characterized by robust employment rates often witness a decrease in overall Key Biscayne crime rates.
In Key Biscayne, 97.1% of residents have successfully graduated from high school, whereas the national average stands at 83%. The educational makeup of any city can exert a significant influence on crime rates. Typically, higher levels of educational attainment are associated with reduced crime rates, as they furnish individuals with improved employment prospects and viable alternatives to engaging in criminal activities. Conversely, communities characterized by lower educational achievement often grapple with higher crime rates, as limited opportunities may drive individuals towards criminal behavior.

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| Item | Key Biscayne | Florida | National |
| Law enforcement employees (officers & civilians) | 40 | 31,023 | 558,732 |
| Police officers & civilians /1000 residents | n/a | 4.2 | 3.3 |
| State | Total offenders | Florida /100K | National /100K |
| Florida | 53,771 | 330 | 266 |
| City | Population | Violent crime/100k people | Property crime/100k people | Total crime/100k people |
| El Portal, FL | 2,111 | 42 | 223 | 265 |
| Bal Harbour, FL | 3,062 | 42 | 223 | 265 |
| Virginia Gardens, FL | 2,402 | 48 | 254 | 302 |
| Biscayne Park, FL | 3,165 | 51 | 270 | 321 |
| Surfside, FL | 5,821 | 87 | 462 | 549 |
| North Bay Village, FL | 8,393 | 94 | 498 | 592 |
| West Miami, FL | 8,393 | 97 | 514 | 611 |
| Key Biscayne, FL | 13,140 | 56 | 776 | 832 |
| City | Population | Violent crime/100k people | Property crime/100k people | Total crime/100k people |
| St. Ann, MO | 13,143 | 406 | 1,211 | 1,618 |
| Greenville, OH | 13,135 | 324 | 1,712 | 2,036 |
| Martinsville, VA | 13,146 | 387 | 1,131 | 1,518 |
| Clarkston, GA | 13,147 | 385 | 1,976 | 2,360 |
| Meadville, PA | 13,127 | 403 | 1,532 | 1,935 |
| Key Biscayne, FL | 13,140 | 56 | 776 | 832 |