What is the rental vacancy rate in Key Biscayne, FL?

Name: Vacancy rate in Key Biscayne, FL, 2020–2024
Creator: US Census Bureau
License: https://www.census.gov/data/developers/about/terms-of-service.html

The rental vacancy rate in Key Biscayne, FL is 16.3% (±7.6 points) (2020–2024 American Community Survey).

The homeowner vacancy rate is 1.2% (±1.7 points).

2,365 (±315) homes, 32.4% of all housing units, were vacant, a count that includes seasonal homes and homes being sold or rented.

In Key Biscayne, the rental vacancy rate went from 11.9% in 2015–2019 to 16.3% in 2020–2024 (+4.4 percentage points), not a measurable change.

Figures last updated on November 12, 2026.

Rental vacancy rate: 16.3% (±7.6 points)
Homeowner vacancy rate: 1.2% (±1.7 points)
Vacant homes: 2,365 (±315)

Vacancy in Key Biscayne against Miami-Dade County, its state and the nation

Estimate (90% margin of error)
	Key Biscayne	Miami-Dade County	Florida	United States
Rental vacancy rate	16.3% (±7.6 points)	5.5% (±0.3 points)	7.6% (±0.2 points)	5.5%
Homeowner vacancy rate	1.2% (±1.7 points)	1.2% (±0.1 points)	1.4% (±0.1 points)	0.9%
Vacant housing units	2,365 (±315)	119,572 (±2,516)	1,503,660 (±20,826)	14,547,859

The rental vacancy rate is the share of rental homes that are vacant and for rent; it leaves out homes already rented but not yet moved into, and seasonal homes.

In Key Biscayne, the rental vacancy rate is higher than in Miami-Dade County (5.5%).

It is also higher than in Florida (7.6%).

It is higher than the national figure (5.5%).

Rental vacancy rate in places near Key Biscayne

Nearest places with a published estimate, compared with Key Biscayne
Place	Distance	Rental vacancy rate	Compared with this place
Key Biscayne	—	16.3% (±7.6 points)	—
Fisher Island	5.1 mi	48.8% (±51.2 points)	Not measurably different
Coral Gables	6.0 mi	11.4% (±4.2 points)	Not measurably different
Miami	6.4 mi	6.5% (±0.5 points)	Lower
South Miami	8.2 mi	6.3% (±3.5 points)	Lower
Miami Beach	8.4 mi	7.6% (±1.5 points)	Lower
Pinecrest	8.8 mi	2.8% (±4.7 points)	Lower
West Miami	9.4 mi	6.3% (±5.5 points)	Lower
Glenvar Heights	9.4 mi	7.4% (±3.5 points)	Lower

Nearby places with a measurably lower figure: Miami, FL (6.5%), South Miami, FL (6.3%), Miami Beach, FL (7.6%).

Distance is measured in a straight line between the Census Bureau’s internal points for each place.

Rental vacancy rate across Miami-Dade County, place by place

Rank	Place	Rental vacancy rate
1	Golden Beach	100.0% (±100.0 points)
2	Fisher Island	48.8% (±51.2 points)
3	Sunny Isles Beach	23.8% (±4.2 points)
4	Key Biscayne	16.3% (±7.6 points)
5	Bal Harbour	12.6% (±11.7 points)
6	Coral Gables	11.4% (±4.2 points)
7	Surfside	8.8% (±13.7 points)
8	Fountainebleau	8.7% (±2.3 points)
9	Ojus	8.2% (±5.4 points)
10	North Miami Beach	8.1% (±3.2 points)

Showing 10 of 70 places in Miami-Dade County, ranked from highest to lowest.

Survey years: 2020–2024 (American Community Survey 5-year estimates), compared with 2015–2019.

Margins of error are at the 90% confidence level.

What you can do on Seayora in Key Biscayne

One account for renting, owning, managing and fixing homes, with these figures beside you.

Looking for a place to rent?

Browse homes for rent near Key Biscayne, save the ones you like and apply online.

Browse rentals · Create a renter account

Own or manage a rental?

List it, sign the lease and collect rent online, with the figures for Key Biscayne beside you.

Create a landlord account · See what landlords get

Do repairs, renovations or maintenance?

Get found by owners and renters near Key Biscayne, and send estimates and invoices from your phone.

Join as a pro · Find a pro

Questions about Key Biscayne

Is it hard to find a rental in Key Biscayne?

The rental vacancy rate in Key Biscayne, FL is 16.3% (±7.6 points); a low rate means few rental homes stand empty and for rent at any time, which usually means more competition for each one.

Is the rental market in Key Biscayne tighter than it was?

In Key Biscayne, the rental vacancy rate went from 11.9% in 2015–2019 to 16.3% in 2020–2024 (+4.4 percentage points), not a measurable change.

How many homes are vacant in Key Biscayne?

An estimated 2,365 (±315) housing units, 32.4% of the total, including seasonal homes and homes waiting to be sold or rented.

Sources

To check these figures in the Census Bureau’s own API, request the variables below from the 2024 ACS 5-year data profile (acs/acs5/profile) for Key Biscayne village, Florida (place:36300, in state:12).

Each estimate (E or PE) has a margin of error beside it (M or PM).

The 2015–2019 figures are DP04_0005E, DP04_0005M from the 2019 release.

The API needs a free key.

Request a Census API key.

DP04_0005E, DP04_0005M, DP04_0004E, DP04_0004M, DP04_0003E, DP04_0003M, DP04_0003PE, DP04_0003PM

This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.

Figures are published by the US Census Bureau, HUD, the Bureau of Labor Statistics and the FBI; Seayora reproduces them and does not adjust them, except where a sentence says it compares dollar figures after inflation. They describe the whole place, not any one building or street, and are not an appraisal, a rent determination, a tax bill, a safety rating or legal advice.