Key Biscayne, FL Profile: Facts, Map & Data


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Key Biscayne, Florida - Basic Facts

The Village of Key Biscayne had a population of 13,412 as of July 1, 2017. Key Biscayne ranks in the upper quartile for Population Density when compared to the other cities, towns and Census Designated Places (CDPs) in Florida. See peer rankings below.

The primary coordinate point for Key Biscayne is located at latitude 25.6907 and longitude -80.1656 in Miami-Dade County. The formal boundaries for the Village of Key Biscayne (see map below) encompass a land area of 1.23 sq. miles and a water area of 0.48 sq. miles. Miami-Dade County is in the Eastern time zone (GMT -5). The elevation is 3 feet.

The Village of Key Biscayne (GNIS ID: 2407484) has a C1 Census Class Code which indicates an active incorporated place that does not serve as a county subdivision equivalent. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.

Florida is one of 20 states where Census County Divisions (CCDs) are used for statistical tracking of subdivisions within each county. The Village of Key Biscayne is located within Key Biscayne CCD of Miami-Dade County.

Beneath the boundary map are tables with Key Biscayne population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2017.

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Village of Key Biscayne, FL Boundary Map

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Key Biscayne, FL Data & Demographics (As of July 1, 2017)


Total Population 13,412
Daytime Population: Workers 5,197
Daytime Population: Residents 7,943
Total Daytime Population (TDP) 13,140
Ratio TDP/Total Population1 0.98
Population in Households 13,412
Population in Familes 11,446
Population in Group Qrtrs 0
Population Density2 10,902
Diversity Index3 49


Median Household Income $116,684
Average Household Income $169,662
Per Capita Income $62,892


Total Housing Units 7,330 (100%)
Owner Occupied HU 3,191 (43.5%)
Renter Occupied HU 1,786 (24.4%)
Vacant Housing Units 2,353 (32.1%)
Median Home Value $1,000,001
Average Home Value $926,692


Total Households 4,977
Average Household Size 2.69
Family Households 3,576
Average Family Size 3
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.


2010-2017 2017-2022
Population 1.15% 1.17%
Households 0.78% 1.02%
Families 0.81% 1.02%
Median Household Income   0.53%
Per Capita Income   1.33%

Key Biscayne, FL - Peer Comparisons by Rank and Percentile

The table below compares Key Biscayne to the other 919 incorporated cities, towns and CDPs in Florida by rank and percentile using July 1, 2017 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 268 71st
Population Density # 13 99th
Diversity Index # 442 52nd
Median Household Income # 16 98th
Per Capita Income # 37 96th

Additional comparisons and rankings can be made with a VERY EASY TO USE Florida Census Data Comparison Tool.

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