12,955 people live in Key Biscayne, where the median age is 41 and the average individual income is $78,372.26. Data provided by the U.S. Census Bureau.
Total Population
Median Age
Population Density Population Density This is the number of people per square mile in a neighborhood.
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Key Biscayne is a quaint island community with a population of approximately 13,000 and a total land area of approximately 1.25 square miles. Brickell, Downtown, Coral Gables, and Coconut Grove are just 20 minutes by car. The Miami International Airport is 15 miles away.
The island is home to multimillion-dollar mansions, exclusive resorts, restaurants, boutiques and other luxury amenities. It has a casual yet elegant atmosphere where residents greet each other with a wave from their bicycles or a honk from their golf carts, which are the most popular mode of transportation.
Key Biscayne is known for its white sand beaches, state parks, and water activities like boating, swimming, kayaking, paddleboarding, wind surfing, and kite boarding. Popular attractions include the Key Biscayne Lighthouse, Key Biscayne Yacht Club, public beach access, Bill Baggs Cape Florida State Park, Crandon Park, and the historic Miami Seaquarium.
The northern part of Key Biscayne contains luxurious resort-style condominiums and waterfront mansions. Those looking for more traditional single-family homes will find a variety of options along the southern part of the island. Prominent architectural styles seen in Key Biscayne are Spanish, Mediterranean, modern, contemporary, and old Florida. Views from almost anywhere on the island are stunning and expansive. Homes range from 1,400 square feet to over 10,000 square feet with a median value of $1.5 million.
Key Biscayne is known for its delicious seafood and upscale restaurants including Lightkeepers, an oceanfront dining experience in the Ritz Carlton Hotel, KeBo Restaurant, an authentic Mediterranean-Spanish eatery that serves a wide selection of fresh seafood and authentic Spanish dishes, Artisan Kitchen and Bar, and Ristorante Forchetta. Other local favorites include Kazumi, Narbona, The Cleat, Dune Burgers, and Flour & Weirdoughs.
Miami Dade Public Schools serves more than 334,000 K-12 students and adult learners in the county, including the Key Biscayne community. The district is the fourth-largest in the nation and features A-rated traditional and charter schools. The schools offer comprehensive academic programs and extracurricular activities.
● Key Biscayne K-8 Center
● Key Biscayne Community Day School
● St. Agnes Academy
Key Biscayne has 4,079 households, with an average household size of 3. Data provided by the U.S. Census Bureau. Here’s what the people living in Key Biscayne do for work — and how long it takes them to get there. Data provided by the U.S. Census Bureau. 12,955 people call Key Biscayne home. The population density is 7,230.32 and the largest age group is Data provided by the U.S. Census Bureau.
Total Population
Population Density Population Density This is the number of people per square mile in a neighborhood.
Median Age
Men vs Women
Population by Age Group
0-9 Years
10-17 Years
18-24 Years
25-64 Years
65-74 Years
75+ Years
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Average individual Income
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