Key Biscayne is a barrier island village just south of Miami, accessible only by the Rickenbacker Causeway.
Key Biscayne is a barrier island village just south of Miami, accessible only by the Rickenbacker Causeway. Residents enjoy a small-town, low-density beachfront lifestyle with private clubs, top-ranked public schools, and direct access to two state parks. The luxury market is among the most exclusive in South Florida.
Vibe: Island, family-luxury, low-density.
Key Biscayne sits within Miami-Dade County, one of South Florida's most active real estate markets. Key Biscayne is a luxury market, with single-family pricing among the higher tiers in the county. Inventory tends to be tight, and well-priced properties move quickly. Buyers should be prepared to act decisively, while sellers benefit from professional pricing strategy and high-end marketing. For a broader view of how Key Biscayne compares to other Miami-Dade County cities, visit our Miami-Dade County overview or complete cities list.
Whether you're buying your first home in Key Biscayne, selling a long-time residence, or looking for an investment property, our team brings local knowledge of every neighborhood, school zone, and submarket. Explore buyer services, view our seller strategy, or get a free home value estimate for your Key Biscayne property.
Key Biscayne is composed of 4 primary neighborhoods and subdivisions. Here's a quick guide to each — local character, price tier, and what makes them distinct.
Southern tip of the island near Bill Baggs State Park; ultra-luxury single-family estates.
Premium waterfront single-family addresses.
Luxury beachfront condo towers along the main island corridor.
Walkable area near St. Agnes Church with townhomes and single-family homes.
Schools serving Key Biscayne families. Florida Department of Education grades shown reflect the 2023-24 academic year — school zoning can change, so we recommend verifying the assigned school for any specific property before making an offer.
Key Biscayne is one of 18 cities we cover in Miami-Dade County. Here are some nearby markets worth exploring:
Quick answers to the most common questions we get from buyers, sellers, and investors.
As of recent 2024 estimates, the median single-family home price in Key Biscayne is approximately $2,895,000, with an average price per square foot around $1,485/sqft. Luxury and waterfront properties command premium pricing well above this median; entry-level inventory still exists west of major coastal corridors. For current MLS-based pricing in a specific Key Biscayne neighborhood, contact Divito Real Estate Group for a free, no-obligation market analysis.
Top schools serving Key Biscayne include Key Biscayne K-8 Center (Florida DOE grade A, Public K-8); MAST Academy (Florida DOE grade A, Public 9-12 magnet). (Florida Department of Education school grades reflect the 2023-24 academic year.) School zones can change; we recommend verifying the assigned school for any specific Key Biscayne property before you make an offer.
Average drive time from Key Biscayne to Downtown Miami / Brickell runs approximately 10-40 minutes depending on neighborhood and time of day. South Florida traffic varies significantly by time of day and route. Brightline rail also provides commuter service between major coastal cities for buyers who prefer to skip I-95 traffic.
Florida property tax averages approximately 1.0% of assessed value statewide. Combined Miami-Dade County millage rates (county + city + school district + special districts) are typical of South Florida. Homestead Exemption can reduce taxable value by up to $50,000 for primary residences. Many luxury and gated communities carry HOA fees ranging from $300 to $1,500+ monthly depending on amenity level. For specific tax estimates on a Key Biscayne property, contact our team — we'll pull the actual assessed value and current millage rate.
Popular Key Biscayne neighborhoods include Cape Florida, Galen Drive corridor, Crandon Boulevard high-rises, and Village core. Each has a distinct character, price tier, and amenity profile — see the Neighborhoods section above for details on each, or contact our team for help matching your priorities to the right Key Biscayne neighborhood.
Talk to a Divito Real Estate Group local expert about Key Biscayne homes, neighborhoods, and market conditions. Free consultation, no pressure.