Key Biscayne, FL
Population 14,560 · Florida
About Key Biscayne, FL
Key Biscayne is a mid-sized city located in Florida with a population of 14,560 residents according to the latest US Census Bureau American Community Survey data. The median household income is $172,604 per year, which is 130% above the national median of $75,149. The median age of 43.1 years is notably older the US median age of 38.9 years, suggesting a more established community with a higher proportion of long-term residents.
Housing Market Overview
The housing market in Key Biscayne features a median home value of $1,238,700, which is 406% above the national median of $244,900. This places Key Biscayne in a higher-cost housing market, where property demand often outpaces supply. Median monthly rent is $3,501, 201% above the national average of $1,163/month. Of the 7,496 total housing units, 69% are owner-occupied (3,456 units) and 31% are renter-occupied (1,529 units). The high homeownership rate suggests a stable, established residential community.
Economy & Employment
The local economy in Key Biscayne shows an unemployment rate of 3.4%, which is lower than the national rate of 3.7%, indicating a relatively strong job market. The poverty rate stands at 7.7%, below the national average of 12.4%, reflecting generally favorable economic conditions. Workers in Key Biscayne have an average one-way commute time of 23.8 minutes.
Education & Demographics
74.4% of Key Biscayne residents aged 25 and older hold a bachelor's degree or higher, compared to the national average of 33.7%. This significantly higher educational attainment rate often correlates with access to knowledge-economy jobs and higher household incomes. The community's demographic composition includes 8.9% White, 0.4% Hispanic or Latino, 2.1% Black or African American, and 53.5% Asian residents, with 58.6% of the population being foreign-born.
How Key Biscayne Ranks in Florida
Cost of Living in Key Biscayne, FL
Compared to national averages, Key Biscayne has a median household income of $172,604 (130% above the national median of $75,149). Home values average $1,238,700, which is 406% above the national median. Monthly rent at $3,501 is 201% above the US average of $1,163. Within Florida, Key Biscayne's income is 127% above the state average of $75,893, and home values are 250% above the state median of $353,675.
Why Live in Key Biscayne, FL?
Key Biscayne offers a strong local economy with a median household income of $172,604, well above the national average, and a strong job market with an unemployment rate of just 3.4%, and a well-educated community where 74.4% of residents hold a bachelor’s degree or higher. Additionally, the city features a low poverty rate of 7.7%, better than the national average, and short commute times averaging just 23.8 minutes.
Potential considerations include a competitive housing market where the typical home costs $1,238,700. However, Key Biscayne’s smaller community size offers a quieter lifestyle and tight-knit neighborhoods.
Key Biscayne has a population of 14,560 with a median age of 43.1 years. Compare Key Biscayne with other cities to see how it stacks up, or explore all cities in Florida.
Similar Cities Near Key Biscayne
Cities in Florida with a similar population size.
| City | Population | Median Income | Home Value | |
|---|---|---|---|---|
| Naranja | 14,610 | $55,563 | $310,700 | Compare |
| Gladeview | 14,657 | $44,560 | $295,000 | Compare |
| Thonotosassa | 14,660 | $67,447 | $287,600 | Compare |
| Lockhart | 14,753 | $70,051 | $247,400 | Compare |
| Hobe Sound | 14,313 | $63,233 | $323,700 | Compare |
| Iona | 14,290 | $66,143 | $295,700 | Compare |
| East Milton | 14,280 | $61,922 | $199,900 | Compare |
| Forest City | 14,871 | $84,337 | $364,900 | Compare |
Demographics
Racial & Ethnic Composition
Economy & Education
Housing
Other Cities in Florida
Data source: US Census Bureau ACS 5-Year Estimates. Last updated: 2026-04-05.
Compare Key Biscayne With Other Cities
Frequently Asked Questions about Key Biscayne
What is the population of Key Biscayne, FL?
The population of Key Biscayne, FL is 14,560 according to the latest US Census Bureau American Community Survey estimates. This makes it a mid-sized city in Florida.
What is the median household income in Key Biscayne?
The median household income in Key Biscayne, FL is $172,604 per year, which is 130% above the national median of $75,149.
What is the median home value in Key Biscayne?
The median home value in Key Biscayne, FL is $1,238,700, which is 406% above the national median of $244,900. The majority of housing units are owner-occupied.
What is the average rent in Key Biscayne?
The median monthly rent in Key Biscayne, FL is $3,501, which is 201% above the national average of $1,163/month.
What is the unemployment rate in Key Biscayne?
The unemployment rate in Key Biscayne, FL is 3.4%, compared to the national average of 3.7%. This lower-than-average rate suggests a relatively healthy local job market.
Is Key Biscayne, FL a good place to live?
Key Biscayne offers above-average incomes, a competitive housing market, and a strong job market. With a population of 14,560 and a median age of 43.1, the city appeals to a broad range of residents.
How educated is Key Biscayne, FL?
74.4% of residents in Key Biscayne aged 25 and older hold a bachelor's degree or higher, compared to the national average of 33.7%. This above-average educational attainment often reflects a knowledge-based local economy.
What is the cost of living in Key Biscayne?
Key cost-of-living indicators for Key Biscayne, FL: median home value is $1,238,700 (406% above national), median rent is $3,501/month, and median household income is $172,604. The home-value-to-income ratio is 7.2x, which suggests housing may be stretched relative to local earnings.
What is the poverty rate in Key Biscayne?
The poverty rate in Key Biscayne, FL is 7.7%, compared to the national average of 12.4%. This below-average poverty rate reflects generally favorable economic conditions in the community.
How diverse is Key Biscayne, FL?
Key Biscayne's population is 8.9% White, 0.4% Hispanic or Latino, 2.1% Black or African American, 53.5% Asian, and 0.5% two or more races. 58.6% of residents are foreign-born.