What is the rental vacancy rate in Marathon, FL?

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

The rental vacancy rate in Marathon, FL is 20.2% (±7.5 points) (2020–2024 American Community Survey).

The homeowner vacancy rate is 5.5% (±4.0 points).

2,474 (±259) homes, 38.1% of all housing units, were vacant, a count that includes seasonal homes and homes being sold or rented.

In Marathon, the rental vacancy rate went from 21.2% in 2015–2019 to 20.2% in 2020–2024 (−1.0 percentage points), not a measurable change.

Figures last updated on November 12, 2026.

Rental vacancy rate: 20.2% (±7.5 points)
Homeowner vacancy rate: 5.5% (±4.0 points)
Vacant homes: 2,474 (±259)

Vacancy in Marathon against Monroe County, its state and the nation

Estimate (90% margin of error)
	Marathon	Monroe County	Florida	United States
Rental vacancy rate	20.2% (±7.5 points)	19.6% (±2.6 points)	7.6% (±0.2 points)	5.5%
Homeowner vacancy rate	5.5% (±4.0 points)	2.1% (±0.8 points)	1.4% (±0.1 points)	0.9%
Vacant housing units	2,474 (±259)	20,429 (±731)	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 Marathon, the rental vacancy rate is not measurably different from Monroe County (19.6%).

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

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

Rental vacancy rate in places near Marathon

Nearest places with a published estimate, compared with Marathon
Place	Distance	Rental vacancy rate	Compared with this place
Marathon	—	20.2% (±7.5 points)	—
Key Colony Beach	0.7 mi	60.8% (±12.4 points)	Higher
Layton	15 mi	51.5% (±51.5 points)	Not measurably different
Big Pine Key	21 mi	24.8% (±16.7 points)	Not measurably different
Cudjoe Key	30 mi	35.0% (±15.3 points)	Not measurably different
Islamorada	35 mi	42.5% (±15.9 points)	Higher
Tavernier	39 mi	32.4% (±18.9 points)	Not measurably different
Big Coppitt Key	41 mi	15.8% (±14.7 points)	Not measurably different
Stock Island	46 mi	9.7% (±7.9 points)	Not measurably different

Nearby places with a measurably higher figure: Key Colony Beach, FL (60.8%), Islamorada, FL (42.5%).

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

Rental vacancy rate across Monroe County, place by place

Rank	Place	Rental vacancy rate
2	Key Colony Beach	60.8% (±12.4 points)
3	Layton	51.5% (±51.5 points)
4	Islamorada	42.5% (±15.9 points)
5	Cudjoe Key	35.0% (±15.3 points)
6	Tavernier	32.4% (±18.9 points)
7	Big Pine Key	24.8% (±16.7 points)
8	Marathon	20.2% (±7.5 points)
9	Key Largo	18.5% (±8.8 points)
10	Big Coppitt Key	15.8% (±14.7 points)
11	Key West	13.1% (±3.3 points)
12	Stock Island	9.7% (±7.9 points)

Showing 11 of 12 places in Monroe 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.

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Questions about Marathon

Is it hard to find a rental in Marathon?

The rental vacancy rate in Marathon, FL is 20.2% (±7.5 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 Marathon tighter than it was?

In Marathon, the rental vacancy rate went from 21.2% in 2015–2019 to 20.2% in 2020–2024 (−1.0 percentage points), not a measurable change.

How many homes are vacant in Marathon?

An estimated 2,474 (±259) housing units, 38.1% 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 Marathon city, Florida (place:43000, 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.