What kinds of homes are in Harbor Isle, NY?

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

Harbor Isle, NY has 475 (±121) homes (2020–2024 American Community Survey).

That is about 2,730 homes per square mile of land.

69.3% are detached single-family houses.

2.9% are in buildings of two to four units.

27.8% are in buildings of five or more units.

Figures last updated on November 12, 2026.

Housing units: 475 (±121)
Detached houses: 69.3%
2–4 unit buildings: 2.9%
5+ unit buildings: 27.8%

Homes in Harbor Isle by building size

Housing units by units in structure, 2020–2024
Building type	Harbor Isle	Nassau County	New York	United States
Single-family, detached	69.3% (±15.6 points)	76.1%	41.2%	61.3%
Single-family, attached (townhouse, rowhouse)	0.0% (±8.6 points)	3.2%	5.5%	6.2%
2 units	2.9% (±5.4 points)	5.6%	9.6%	3.4%
3 or 4 units	0.0% (±8.6 points)	1.9%	6.9%	4.3%
5 to 9 units	0.6% (±3.5 points)	1.7%	5.2%	4.5%
10 to 19 units	0.0% (±8.6 points)	2.2%	4.4%	4.3%
20 or more units	27.2% (±16.5 points)	9.0%	25.1%	10.3%
Mobile home	0.0% (±8.6 points)	0.2%	2.1%	5.6%
Boat, RV, van, etc.	0.0% (±8.6 points)	0.1%	0.0%	0.1%

In Harbor Isle, the share of homes in buildings of five or more units is not measurably different from Nassau County (12.9%).

It is not measurably different from New York (34.7%).

It is not measurably different from the national figure (19.1%).

Homes in buildings of 5 or more units in places near Harbor Isle

Nearest places with a published estimate, compared with Harbor Isle
Place	Distance	Homes in buildings of 5 or more units	Compared with this place
Harbor Isle	—	27.8% (±18.9 points)	—
Village of Island Park	0.5 mi	9.1% (±3.9 points)	Not measurably different
Barnum Island	1.1 mi	14.5% (±10.3 points)	Not measurably different
Long Beach	1.2 mi	38.5% (±3.3 points)	Not measurably different
Bay Park	2.0 mi	0.0% (±11.8 points)	Lower
Village of Hewlett Neck	2.3 mi	0.0% (±43.5 points)	Not measurably different
Village of Hewlett Harbor	2.4 mi	0.0% (±16.8 points)	Lower
Village of Woodsburgh	2.5 mi	26.3% (±19.0 points)	Not measurably different
Oceanside	2.5 mi	5.9% (±1.6 points)	Lower

Nearby places with a measurably lower figure: Bay Park, NY (0.0%), Village of Hewlett Harbor, NY (0.0%), Oceanside, NY (5.9%).

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 Nassau County, place by place

Rank	Place	Homes in buildings of 5 or more units
1	University Gardens	36.5% (±10.3 points)
2	Harbor Isle	27.8% (±18.9 points)
3	Hewlett	25.1% (±8.5 points)
4	Oyster Bay (community)	24.6% (±10.1 points)
5	Great Neck Gardens	22.9% (±30.9 points)
6	Lido Beach	22.0% (±9.6 points)
7	Old Bethpage	21.6% (±7.9 points)
8	Manhasset	20.0% (±7.4 points)

Showing 8 of 62 places in Nassau County, ranked from highest to lowest.

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

It lies inside the Town of Hempstead, whose figures include it.

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 Harbor Isle

How many homes are in Harbor Isle?

Harbor Isle, NY has an estimated 475 (±121) housing units, occupied and vacant (2020–2024 American Community Survey).

Are most homes in Harbor Isle houses or apartments?

69.3% are detached houses and 0.0% attached houses, while 30.7% are in buildings of two or more units.

How many two-family and small multifamily homes are in Harbor Isle?

2.9% of homes in Harbor Isle 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 — Harbor Isle CDP, New York

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 Harbor Isle CDP, New York (place:32105, in state:36).

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.