Key Biscayne, FL
Demographics And Statistics

We take you around Key Biscayne to find out what it's like to call it home.

Living in Key Biscayne, Florida

Life in Key Biscayne research summary. HomeSnacks has been using Saturday Night Science to research the quality of life in Key Biscayne over the past nine years using Census, FBI, Zillow, and other primary data sources. Here's a snapshot of Key Biscayne based on the most recently available data.

14,791 Population
$1,658,763 Median home value
$181,505 Median income
270 Cost of living +170% vs US
$3,501 Median rent
2.8% Unemployment
Not sure Key Biscayne fits? Try our place-match quiz → Planning a move? Find movers to Key Biscayne, FL Get matched →

Key Biscayne SnackAbility

10
Overall SnackAbility
Jobs 8.5/10
Housing 10/10
Affordability 5/10
Diversity 8/10
Safety 8.5/10
Amenities 9/10
Education 10/10
Commute 6/10

Crime in Key Biscayne summary. We use data from the FBI to determine the crime rates in Key Biscayne. Key points include:

  • There were 119 total crimes in Key Biscayne in the last reporting year.

  • The overall crime rate per 100,000 people in Key Biscayne is 831.8 / 100k people.

  • The violent crime rate per 100,000 people in Key Biscayne is 55.9 / 100k people.

  • The property crime rate per 100,000 people in Key Biscayne is 775.9 / 100k people.

  • Overall, crime in Key Biscayne is -60.75% below the national average.

119
Total Crimes
-60.75%
Below National Average
Key Biscayne
US

Crime In Key Biscayne Comparison Table

Statistic Count
Raw
Key Biscayne
/ 100k People
Florida
/ 100k People
National
/ 100k People
Total Crimes Per 100K 119 831.8 1,687.5 2,119.2
Violent Crime 8 55.9 267.1 359.0
Murder 0 0.0 3.9 5.0
Robbery 0 0.0 38.2 61.0
Aggravated Assault 4 28.0 197.1 256.0
Property Crime 111 775.9 1,420.4 1,760.0
Burglary 6 41.9 152.5 229.0
Larceny 98 685.0 1,144.9 1,272.0
Car Theft 7 48.9 123.0 259.0
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Source: FBI Uniform Crime Reporting (2024)

Cost of living in Key Biscayne summary. We use data on the cost of living to determine how expensive it is to live in Key Biscayne. Real estate prices drive most of the variance in cost of living around Florida. Key points include:

  • The cost of living in Key Biscayne is 270 with 100 being average.

  • The cost of living in Key Biscayne is 2.7x higher than the national average.

  • The median home value in Key Biscayne is $1,658,763.

  • The median income in Key Biscayne is $181,505.

270
Key Biscayne's Overall Cost Of Living
2.7x
Higher Than The National Average
Key Biscayne
US

Cost Of Living In Key Biscayne Comparison Table

Living Expense Key Biscayne Florida National Average
Overall 270 104 100
Services 107 101 100
Groceries 110 105 100
Health 640 99 100
Housing 105 104 100
Transportation 119 109 100
Utilities 118 105 100
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Source: Cost of living index, normalized to US average = 100

Key Biscayne, FL Weather

  • The average high in Key Biscayne is 81.9° and the average low is 71.1°.

  • There are 75.6 days of precipitation each year.

  • Expect an average of 52.1 inches of precipitation each year with 0.0 inches of snow.

StatKey Biscayne
Average Annual High81.9
Average Annual Low71.1
Annual Precipitation Days75.6
Average Annual Precipitation52.1
Average Annual Snowfall0.0
81.9°
Average High
75.6
Days of Rain

Source: NOAA climate normals (30-year)

Key Biscayne, FL Photos

Keybiscaynecommunityschool
Source: Public Domain
Keybiscaynefirestation
Source: Public Domain

Rankings & Articles For Key Biscayne

Locations Around Key Biscayne

Map Of Key Biscayne, FL

Best Places Around Key Biscayne

1

Coral Gables, FL
Population 49,802

$1,516,825-9% vs Key Biscayne
2

Richmond West, FL
Population 35,593

$511,799-69% vs Key Biscayne
3

Coral Terrace, FL
Population 24,895

$609,952-63% vs Key Biscayne
4

The Crossings, FL
Population 22,963

$500,729-70% vs Key Biscayne
5

Palmetto Estates, FL
Population 16,129

$466,594-72% vs Key Biscayne
6

Country Walk, FL
Population 19,291

$572,386-65% vs Key Biscayne
7

Sunset, FL
Population 13,535

$629,206-62% vs Key Biscayne
8

Kendale Lakes, FL
Population 52,622

$423,273-74% vs Key Biscayne
9

Miami Lakes, FL
Population 31,553

$653,606-61% vs Key Biscayne
10

Tamiami, FL
Population 49,752

$610,318-63% vs Key Biscayne

Key Biscayne Demographics And Statistics

Population over time in Key Biscayne

The current population in Key Biscayne is 14,791. The population has increased 23.4% from 2010.

Year Population % Change
2024 14,791 1.6%
2023 14,560 -0.1%
2022 14,572 0.3%
2021 14,530 12.9%
2020 12,867 -0.4%
2019 12,915 -1.1%
2018 13,054 -0.2%
2017 13,074 1.1%
2016 12,935 0.4%
2015 12,888 0.9%
2014 12,774 1.7%
2013 12,560 1.4%
2012 12,385 1.9%
2011 12,158 1.5%
2010 11,982 -

Race / Ethnicity in Key Biscayne

White 23.5% (3,475)
African American 0.3% (42)
American Indian 0.0% (0)
Asian 0.1% (21)
Hawaiian 0.0% (0)
Other 0.1% (18)
Two Or More 5.7% (837)
Hispanic 70.3% (10,398)
See the full breakdown

Key Biscayne is:

  • 23.5% White with 3,475 White residents.

  • 0.3% African American with 42 African American residents.

  • 0.0% American Indian with 0 American Indian residents.

  • 0.1% Asian with 21 Asian residents.

  • 0.0% Hawaiian with 0 Hawaiian residents.

  • 0.1% Other with 18 Other residents.

  • 5.7% Two Or More with 837 Two Or More residents.

  • 70.3% Hispanic with 10,398 Hispanic residents.

Race Key Biscayne FL USA
White 23.5% 50.4% 57.4%
African American 0.3% 14.6% 11.9%
American Indian 0.0% 0.1% 0.5%
Asian 0.1% 2.9% 5.9%
Hawaiian 0.0% 0.1% 0.2%
Other 0.1% 0.7% 0.6%
Two Or More 5.7% 3.8% 4.3%
Hispanic 70.3% 27.4% 19.3%

Gender in Key Biscayne

Female 50.1% (7,405)
Male 49.9% (7,385)
See the full breakdown
  • Key Biscayne is 50.1% female with 7,405 female residents.

  • Key Biscayne is 49.9% male with 7,385 male residents.

Gender Key Biscayne FL USA
Female 50.1% 50.9% 50.5%
Male 49.9% 49.1% 49.5%

Highest level of educational attainment in Key Biscayne for adults over 25

< 9th Grade 2.0% (295)
9-12th Grade 1.0% (147)
High School / GED 6.0% (887)
Some College 8.0% (1,183)
Associate's Degree 5.0% (739)
Bachelor's Degree 35.0% (5,176)
Master's Degree 29.0% (4,289)
Professional Degree 10.0% (1,479)
Doctorate Degree 4.0% (591)
See the full breakdown
  • 2.0% of adults in Key Biscayne completed < 9th grade.

  • 1.0% of adults in Key Biscayne completed 9-12th grade.

  • 6.0% of adults in Key Biscayne completed high school / ged.

  • 8.0% of adults in Key Biscayne completed some college.

  • 5.0% of adults in Key Biscayne completed associate's degree.

  • 35.0% of adults in Key Biscayne completed bachelor's degree.

  • 29.0% of adults in Key Biscayne completed master's degree.

  • 10.0% of adults in Key Biscayne completed professional degree.

  • 4.0% of adults in Key Biscayne completed doctorate degree.

Education Key Biscayne FL USA
< 9th Grade 2.0% 5.0% 4.0%
9-12th Grade 1.0% 6.0% 6.0%
High School / GED 6.0% 27.0% 26.0%
Some College 8.0% 19.0% 19.0%
Associate's Degree 5.0% 10.0% 9.0%
Bachelor's Degree 35.0% 21.0% 22.0%
Master's Degree 29.0% 9.0% 10.0%
Professional Degree 10.0% 2.0% 2.0%
Doctorate Degree 4.0% 1.0% 2.0%

Household Income For Key Biscayne, Florida

Less than $10,000 4.1% (61,018)
$10,000 to $14,999 1.1% (16,451)
$15,000 to $24,999 4.7% (69,094)
$25,000 to $34,999 1.3% (18,544)
$35,000 to $49,999 3.3% (49,353)
$50,000 to $74,999 7.0% (103,791)
$75,000 to $99,999 11.0% (162,117)
$100,000 to $149,999 11.7% (172,885)
$150,000 to $199,999 7.5% (111,568)
$200,000 or more 48.3% (714,275)
See the full breakdown
  • 4.1% of households in Key Biscayne earn Less than $10,000.

  • 1.1% of households in Key Biscayne earn $10,000 to $14,999.

  • 4.7% of households in Key Biscayne earn $15,000 to $24,999.

  • 1.3% of households in Key Biscayne earn $25,000 to $34,999.

  • 3.3% of households in Key Biscayne earn $35,000 to $49,999.

  • 7.0% of households in Key Biscayne earn $50,000 to $74,999.

  • 11.0% of households in Key Biscayne earn $75,000 to $99,999.

  • 11.7% of households in Key Biscayne earn $100,000 to $149,999.

  • 7.5% of households in Key Biscayne earn $150,000 to $199,999.

  • 48.3% of households in Key Biscayne earn $200,000 or more.

Income Key Biscayne FL USA
Less than $10,000 4.1% 5.1% 5.0%
$10,000 to $14,999 1.1% 3.3% 3.4%
$15,000 to $24,999 4.7% 6.6% 6.3%
$25,000 to $34,999 1.3% 7.3% 6.6%
$35,000 to $49,999 3.3% 11.1% 10.1%
$50,000 to $74,999 7.0% 16.8% 15.5%
$75,000 to $99,999 11.0% 13.1% 12.6%
$100,000 to $149,999 11.7% 17.2% 17.5%
$150,000 to $199,999 7.5% 8.4% 9.6%
$200,000 or more 48.3% 11.0% 13.4%

Source: U.S. Census ACS 5-year estimates (2024)