What kinds of homes are in Big Pine Key, FL?

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

Big Pine Key, FL has 2,884 (±242) homes (2020–2024 American Community Survey).

That is about 283 homes per square mile of land.

79.4% are detached single-family houses.

3.8% are in buildings of two to four units.

5.7% are in buildings of five or more units.

Figures last updated on November 12, 2026.

Housing units: 2,884 (±242)
Detached houses: 79.4%
2–4 unit buildings: 3.8%
5+ unit buildings: 5.7%

Homes in Big Pine Key by building size

Housing units by units in structure, 2020–2024
Building type	Big Pine Key	Monroe County	Florida	United States
Single-family, detached	79.4% (±5.9 points)	58.3%	54.7%	61.3%
Single-family, attached (townhouse, rowhouse)	1.2% (±1.0 points)	6.7%	6.7%	6.2%
2 units	2.2% (±1.3 points)	5.5%	2.0%	3.4%
3 or 4 units	1.6% (±1.8 points)	4.8%	3.9%	4.3%
5 to 9 units	0.0% (±1.8 points)	3.9%	4.7%	4.5%
10 to 19 units	5.7% (±4.7 points)	3.4%	5.4%	4.3%
20 or more units	0.0% (±1.8 points)	8.6%	14.4%	10.3%
Mobile home	9.8% (±4.0 points)	8.3%	8.0%	5.6%
Boat, RV, van, etc.	0.0% (±1.8 points)	0.5%	0.2%	0.1%

In Big Pine Key, the share of homes in buildings of five or more units is lower than in Monroe County (15.9%).

It is also lower than in Florida (24.5%).

It is lower than the national figure (19.1%).

Homes in buildings of 5 or more units in places near Big Pine Key

Nearest places with a published estimate, compared with Big Pine Key
Place	Distance	Homes in buildings of 5 or more units	Compared with this place
Big Pine Key	—	5.7% (±5.3 points)	—
Cudjoe Key	8.6 mi	1.2% (±4.8 points)	Not measurably different
Big Coppitt Key	20 mi	3.2% (±4.5 points)	Not measurably different
Marathon	21 mi	20.0% (±3.8 points)	Higher
Key Colony Beach	22 mi	19.5% (±6.4 points)	Higher
Stock Island	25 mi	32.9% (±12.5 points)	Higher
Key West	27 mi	24.4% (±3.1 points)	Higher
Layton	36 mi	3.2% (±34.1 points)	Not measurably different
Islamorada	55 mi	19.2% (±4.4 points)	Higher

Nearby places with a measurably higher figure: Marathon, FL (20.0%), Key Colony Beach, FL (19.5%), Stock Island, FL (32.9%).

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

Homes in buildings of 5 or more units across Monroe County, place by place

Rank	Place	Homes in buildings of 5 or more units
3	Marathon	20.0% (±3.8 points)
4	Key Colony Beach	19.5% (±6.4 points)
5	Islamorada	19.2% (±4.4 points)
6	North Key Largo	19.0% (±8.2 points)
7	Key Largo	10.7% (±2.9 points)
8	Tavernier	7.0% (±5.4 points)
9	Big Pine Key	5.7% (±5.3 points)
10 (tie)	Big Coppitt Key	3.2% (±4.5 points)
10 (tie)	Layton	3.2% (±34.1 points)
12	Cudjoe Key	1.2% (±4.8 points)

Showing 10 of 12 places in Monroe County, ranked from highest to lowest.

Big Pine Key is a census-designated place: an unincorporated community the Census Bureau draws for statistics, with no municipal government of its own.

Survey years: 2020–2024 (American Community Survey 5-year estimates).

Margins of error are at the 90% confidence level.

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Questions about Big Pine Key

How many homes are in Big Pine Key?

Big Pine Key, FL has an estimated 2,884 (±242) housing units, occupied and vacant (2020–2024 American Community Survey).

Are most homes in Big Pine Key houses or apartments?

79.4% are detached houses and 1.2% attached houses, while 9.5% are in buildings of two or more units.

How many two-family and small multifamily homes are in Big Pine Key?

3.8% of homes in Big Pine Key are in buildings of two to four units, the small rental buildings that are often owner-occupied.

Sources

Selected Housing Characteristics (DP04), 2020–2024 ACS 5-year estimates — Big Pine Key CDP, Florida

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 Big Pine Key CDP, Florida (place:06425, in state:12).

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

The API needs a free key.

Request a Census API key.

DP04_0001E, DP04_0001M, DP04_0007PE, DP04_0007PM, DP04_0008PE, DP04_0008PM, DP04_0009PE, DP04_0009PM, DP04_0010PE, DP04_0010PM, DP04_0011PE, DP04_0011PM, DP04_0012PE, DP04_0012PM, DP04_0013PE, DP04_0013PM, DP04_0014PE, DP04_0014PM, DP04_0015PE, DP04_0015PM

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.