Key Biscayne, Florida Population 2022

15,301
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Key Biscayne is a city located in Miami-Dade County Florida. With a 2020 population of 15,301, it is the 249th largest city in Florida and the 2910th largest city in the United States. Key Biscayne is currently growing at a rate of 1.63% annually and its population has increased by 3.32% since the most recent census, which recorded a population of 14,809 in 2020. Spanning over 2 miles, Key Biscayne has a population density of 12,268 people per square mile.

The average household income in Key Biscayne is $226,086 with a poverty rate of 6.10%. The median rental costs in recent years comes to $2,584 per month, and the median house value is $1.43 Mn. The median age in Key Biscayne is 42.4 years, 41.3 years for males, and 43.8 years for females.

Key Biscayne Demographics

According to the most recent ACS, the racial composition of Key Biscaynewas:

  • White: 78.45%
  • Two or more races: 19.17%
  • Other race: 1.80%
  • Asian: 0.28%
  • Native Hawaiian or Pacific Islander: 0.19%
  • Black or African American: 0.10%
  • Native American: 0.00%
The current population of Key Biscayne, Florida is 15,301 based on our projections of the latest US Census estimates.The last official US Census in 2020 recorded the population at 14,809.

Key Biscayne, Florida Population 2022

Population by Race

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Key Biscayne Population by Race

Key Biscayne Population Pyramid 2022

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Key Biscayne Median Age

41.3


Total

37.2


Male

43.5


Female

Key Biscayne Adults

There are 8,814 adults, (1,799 of whom are seniors) in Key Biscayne.

Key Biscayne Age Dependency

Age Dependency Ratio

25.6

Old Age Dependency Ratio

57.8

Child Dependency Ratio

Key Biscayne Sex Ratio

Female

6,628

51.51%

Male

6,239

48.49%

Key Biscayne Population by Age

Key Biscayne Renter vs Owner Occupied by Household Type

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Key Biscayne Household Types

69.3%

Rate of Home Ownership

Key Biscayne Households and Families

3.57

Average Family Size

3.17

Average Household Size

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Key Biscayne Households by Type

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Key Biscayne Educational Attainment by Sex (over 25)

Key Biscayne Educational Attainment by Race

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The highest rate of high school graduation is among black people with a rate of 100.00%.

The highest rate of bachelors degrees is among islander people with a rate of 100.00%.

Key Biscayne Educational Attainment by Race

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$70,709

Average Earnings

$123,688

Average Male

$42,883

Average Female

Key Biscayne Earnings by Educational Attainment

Key Biscayne Language by Age

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Key Biscayne Language

17.21% of Key Biscayne residents speak only English, while 82.79% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 72.93% of the population.

Key Biscayne Language

Key Biscayne Poverty by Race

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6.10%

Overall Poverty Rate

3.45%

Male Poverty Rate

8.60%

Female Poverty Rate

Poverty in Key Biscayne

The race most likely to be in poverty in Key Biscayne is White, with 4.03% below the poverty level.

The race least likely to be in poverty in Key Biscayne is Multiple, with 6.08% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 0.24%. Among those working part-time, it was 8.05%, and for those that did not work, the poverty rate was 10.48%.

Key Biscayne Poverty

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Key Biscayne Poverty Rate by Education

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Key Biscayne Poverty Rate by Employment Status and Sex

Key Biscayne Income by Household Type

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Income by Household Type

Key Biscayne Marital Status

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Marriage Rates

60.9%

Overall Marriage Rate

65.8%

Male Marriage Rate

56.6%

Female Marriage Rate

Key Biscayne Married by Age and Sex

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Key Biscayne Marriage

The age group where males are most likely to be married is 45-54, while the female age group most likely to be married is 35-44.

Key Biscayne Marital Status by Race

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Key Biscayne Marital Status

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221

Number of Veterans

Male Veterans

Female Veterans

Key Biscayne Veterans by War

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Key Biscayne Veterans by Age

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Key Biscayne Veterans by Race

Key Biscayne Veterans by Education

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0.00%

Veteran Poverty Rate

33.03%

Veteran Disability Rate

Key Biscayne Veterans by Education

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60.2%

Labor Force Participation

57.5%

Employment Rate

4.6%

Unemployment Rate

Key Biscayne Employment by Age

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Key Biscayne Employment by Race

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Key Biscayne Employment by Education

Origin of Non-Citizens

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Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

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26.11%

Born in Key Biscayne

45.19%

Native Born

54.81%

Foreign Born

31.79%

Non Citizen

23.02%

Naturalized

Place of Birth

45.19% of Key Biscayne residents were born in the United States, with 26.11% having been born in Florida. 31.79% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Key Biscayne Place of Birth

Note: 2021 and 2022 data is projected

Key Biscayne Population by Year