Casa del Mar Neighborhood, Key Biscayne
Crime Rate & Statistics
One of the safest neighborhoods — significantly below-average crime
Safety at a Glance
Check a specific address
in Key Biscayne
Is Casa del Mar Safe?
Yes — this neighborhood is extremely safe. Casa del Mar in Key Biscayne, FL has a safety grade of A+. The overall crime index is 129, which is 29% above the national average of 100.
Compared to the Key Biscayne average (crime index 29), Casa del Mar is 100% higher in overall crime. Residents and visitors should exercise extra caution in this area, particularly after dark.
Looking at specific crime types, assault is the most elevated concern (index: 174, 74% above average), while robbery is the lowest risk (index: 0).
Casa del Mar Crime Breakdown
Crime indices compared to national average (100) and Key Biscayne city average. Higher values mean more crime.
| Crime Type | Index | vs National | Risk Level | |
|---|---|---|---|---|
| Violent Crime | ||||
|
Murder
|
12 | -88% | Low | |
|
Assault
|
174 | +74% | High | |
|
Robbery
|
0 | -100% | Low | |
|
Rape
|
0 | -100% | Low | |
| Property Crime | ||||
|
Burglary
|
137 | +37% | Moderate | |
|
Larceny / Theft
|
20 | -80% | Low | |
|
Vehicle Theft
|
0 | -100% | Low | |
How Casa del Mar Compares
Crime index by category: Casa del Mar vs Key Biscayne average vs national average.
Crime by Category
Overall Crime Comparison
Casa del Mar Crime Map
Crime heatmap based on block-group level data. Red areas indicate higher crime density.
See the crime score for a specific address
Casa del Mar Demographics & Context
Education
Housing
Racial Demographics
Nearby Neighborhoods
Frequently Asked Questions
What is the crime rate in Casa del Mar, Key Biscayne?
Casa del Mar in Key Biscayne, FL has a crime safety grade of A+ as of 2026. The overall crime index is 129, which is 29% above the national average. Compared to the Key Biscayne average, crime in Casa del Mar is 100% higher.
Is Casa del Mar a safe neighborhood in Key Biscayne?
Casa del Mar is generally considered a safe neighborhood in Key Biscayne, earning a crime grade of A+. The highest concern is Assault (index: 174), while Robbery is the lowest risk (index: 0).
How does Casa del Mar compare to the rest of Key Biscayne?
Casa del Mar's overall crime index is 129, compared to the Key Biscayne average of 29. This means crime in Casa del Mar is 100% higher than the city average. For violent crime, the index is 47, and for property crime it is 52. However, crime can vary block by block, so checking the crime map for specific streets is recommended.
What type of crime is most common in Casa del Mar?
The most prevalent crime type in Casa del Mar is Assault, with a crime index of 174 (74% above the national average). Overall, property crime is more prevalent than violent crime in this neighborhood, which is consistent with national trends.
What are safer neighborhoods near Casa del Mar?
Nearby neighborhoods with good safety ratings include Key Biscayne and Virginia Key. These areas are close to Casa del Mar and offer lower crime rates, making them worth considering for residents who prioritize safety.
What are the demographics of Casa del Mar?
Casa del Mar has a population of approximately 335. The median household income is $202,917. The median home value is $1,819,245. Research shows that economic factors can correlate with crime rates, though many other variables play a role in neighborhood safety.
How does Casa del Mar crime compare to the national average?
Casa del Mar's overall crime rate is 29% above the national average (index 129 vs 100). For the most accurate picture, review the per-crime-type breakdown above, as some categories may differ significantly from the overall trend.
Crime data sourced from FBI UCR reports and local law enforcement agencies. Crime indices use 100 as the national average. Updated April 2026.