Key Biscayne at a Glance
Population
4,464
Median Home Value
$1,498,500
Nat'l avg: $281,900
Median Rent
$3,501
Nat'l avg: $1,163
Median Income
$160,368
Nat'l avg: $74,580
Violent Crime
0.0 per 1K
Nat'l avg: 3.6 per 1K
Walk Score
74/100
Very Walkable
Air Quality
AQI 48
Good
Climate Risk
Relatively Low
Score: 34.22
Explore Key Biscayne
Dive deeper into Key Biscayne with specialized neighborhood guides and rankings.
Best Neighborhoods
Top-rated neighborhoods in Key Biscayne ranked by Kurby Score
Affordable Neighborhoods
Most budget-friendly areas to live in Key Biscayne
Up & Coming Neighborhoods
Emerging neighborhoods with growth potential in Key Biscayne
Young Professionals
Best neighborhoods for career starters in Key Biscayne
Retiree Neighborhoods
Best neighborhoods for retirees in Key Biscayne
Living In Guide
Complete guide to life in Key Biscayne — cost, safety, schools & more
All Neighborhoods
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About Key Biscayne
Key Biscayne offers a lifestyle that feels a world away from the hustle of Miami, yet is just a short drive across the Rickenbacker Causeway. Picture a charming island community where the air is fresh, and the pace is relaxed. While the median home value of nearly $1.5 million reflects the desirability of the area, the median household income of over $160,000 suggests that residents can comfortably afford this slice of paradise, especially with an impressive walk score of 74. With a tight-knit population of just over 4,400, Key Biscayne exudes a small-town vibe, perfect for families seeking a safe haven. From an investment perspective, Key Biscayne presents a compelling case. The unemployment rate is a remarkably low 2.5%, and the property crime rate is also relatively low at 21.5 per 1,000 residents, making this a very safe area. While the homeownership rate sits at 61%, there is a vibrant rental market to support the diverse population. With a median rent of $3,501 per month, there are options for those not ready to commit to a purchase. The affordability index of 48 suggests that, while expensive, Key Biscayne is still more attainable than other high-end communities. This area is ideally suited for families seeking a safe, close-knit community and those looking to invest in a stable real estate market. Key Biscayne's appeal extends beyond its lifestyle and investment potential. The air quality is excellent, with an AQI of just 48, and the noise level is consistently quiet, creating a serene environment. The island's climate risk is also relatively low. The island is known for its beautiful beaches, the iconic Cape Florida Lighthouse, and a variety of outdoor activities, offering an unparalleled quality of life for those seeking a balance of luxury, tranquility, and natural beauty.