Key Biscayne, FL · Blue Mar Real Estate

Key Biscayne Homes for Sale

homes for sale  ·  Median $3M–$20M+  ·    ·  Miami's Most Exclusive Island Address

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Key Biscayne Homes for Sale

Key Biscayne, Florida

Key Biscayne is Miami’s most exclusive island community—a 4-mile-long barrier island just 3.5 miles from downtown Miami, connected to the mainland by the scenic Rickenbacker Causeway. The Village of Key Biscayne, incorporated in 1991, is served by a single ZIP code (33149) and is home to approximately 13,000 residents in one of the most desirable addresses in all of South Florida.

The island offers a rare combination of urban accessibility and true tropical island living. Crandon Park—one of the nation’s finest urban beach parks—stretches along the Atlantic shore, while Bill Baggs Cape Florida State Park at the island’s southern tip offers pristine beaches, a historic lighthouse, and kayak access to Biscayne Bay. The village’s compact commercial center at Harbor Drive and Crandon Boulevard provides boutique shopping, excellent restaurants, and community services.

Key Biscayne is home to the Crandon Park Tennis Center, which hosts the Miami Open—one of the world’s premier tennis tournaments. The island’s geography naturally limits development, making its real estate among Miami’s most permanently scarce. Explore all Miami communities →

📖 Read our complete Key Biscayne guide →

📊 Key Biscayne at a Glance

Median Price$3M–$20M+
Population~13,000
ZIP Code33149
Top SchoolKey Biscayne K-8 Center
CountyMiami-Dade

Market Highlights

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Island Exclusivity

Geography permanently limits supply — a 4-mile island accessible by one causeway ensures lasting scarcity and premium pricing.

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Miami Open Tennis

The Crandon Park Tennis Center hosts the Miami Open, one of the world's premier tennis tournaments, steps from your home.

World-Class Boating

Direct Biscayne Bay access, Miami Yacht Club proximity, and some of the clearest waters in South Florida.

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Outdoor Lifestyle

The Rickenbacker Causeway is South Florida's top cycling destination, and the island's beachfront parks are unmatched.

Schools in Key Biscayne

Key Biscayne K-8 Center is an A-rated public school serving the village with exceptional academics and community involvement. High school students attend MAST Academy (a marine science magnet) or other Miami-Dade magnet programs accessible via the causeway.

All schools are part of Miami-Dade County Public Schools. School ratings reflect Florida Department of Education grades. Verify current boundaries with MDCPS before purchasing.

Frequently Asked Questions

Ready to Find Your Key Biscayne Home?

Key Biscayne’s competitive market demands a local expert. Marie Sanjurjo’s 20+ years of Miami-Dade experience gives you the edge to find and secure the right property at the right price.