What kinds of homes are in Islip (community), NY?

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

Islip (community), NY has 6,388 (±403) homes (2020–2024 American Community Survey).

That is about 1,345 homes per square mile of land.

72.8% are detached single-family houses.

5.8% are in buildings of two to four units.

11.9% are in buildings of five or more units.

Figures last updated on November 12, 2026.

Housing units: 6,388 (±403)
Detached houses: 72.8%
2–4 unit buildings: 5.8%
5+ unit buildings: 11.9%

Homes in Islip (community) by building size

Housing units by units in structure, 2020–2024
Building type	Islip (community)	Suffolk County	New York	United States
Single-family, detached	72.8% (±4.5 points)	79.7%	41.2%	61.3%
Single-family, attached (townhouse, rowhouse)	7.7% (±4.3 points)	5.9%	5.5%	6.2%
2 units	3.1% (±2.3 points)	2.6%	9.6%	3.4%
3 or 4 units	2.7% (±1.4 points)	2.1%	6.9%	4.3%
5 to 9 units	1.8% (±1.4 points)	2.2%	5.2%	4.5%
10 to 19 units	3.5% (±2.8 points)	2.6%	4.4%	4.3%
20 or more units	6.6% (±3.5 points)	3.6%	25.1%	10.3%
Mobile home	1.7% (±1.6 points)	1.3%	2.1%	5.6%
Boat, RV, van, etc.	0.0% (±0.7 points)	0.0%	0.0%	0.1%

In Islip (community), the share of homes in buildings of five or more units is not measurably different from Suffolk County (8.4%).

It is also lower than in New York (34.7%).

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

Homes in buildings of 5 or more units in places near Islip (community)

Nearest places with a published estimate, compared with Islip (community)
Place	Distance	Homes in buildings of 5 or more units	Compared with this place
Islip (community)	—	11.9% (±4.7 points)	—
East Islip	1.5 mi	9.2% (±4.3 points)	Not measurably different
Bay Shore	1.8 mi	20.0% (±3.5 points)	Higher
Islip Terrace	2.1 mi	1.0% (±3.4 points)	Lower
Great River	2.4 mi	29.9% (±11.4 points)	Higher
Village of Brightwaters	2.6 mi	1.4% (±5.7 points)	Lower
West Bay Shore	3.0 mi	0.0% (±4.5 points)	Lower
North Bay Shore	3.2 mi	6.6% (±3.2 points)	Not measurably different
North Great River	3.3 mi	5.7% (±3.2 points)	Lower

Nearby places with a measurably lower figure: Islip Terrace, NY (1.0%), Village of Brightwaters, NY (1.4%), West Bay Shore, NY (0.0%).

Nearby places with a measurably higher figure: Bay Shore, NY (20.0%), Great River, NY (29.9%).

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 Suffolk County, place by place

Rank	Place	Homes in buildings of 5 or more units
19	Central Islip	13.7% (±2.7 points)
20	Port Jefferson Station	13.5% (±5.8 points)
21	Hauppauge	13.0% (±2.8 points)
22	Manorville	12.9% (±4.4 points)
23	Holtsville	12.8% (±2.5 points)
24	Bohemia	12.4% (±4.4 points)
25	Islip (community)	11.9% (±4.7 points)
26	Holbrook	11.8% (±2.7 points)
27	West Babylon	11.4% (±2.0 points)
28	Montauk	11.3% (±3.6 points)
29	North Bellport	11.2% (±4.0 points)
30	Riverhead (community)	11.1% (±3.8 points)
31	Baiting Hollow	10.9% (±5.5 points)

Showing 13 of 112 places in Suffolk County, ranked from highest to lowest.

Islip (community) 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 Islip, whose figures include it.

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

Margins of error are at the 90% confidence level.

What you can do on Seayora in Islip (community)

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

Own or manage a rental?

List it, sign the lease and collect rent online, with the figures for Islip (community) beside you.

Create a landlord account · See what landlords get

Looking for a place to rent?

Browse homes for rent near Islip (community), save the ones you like and apply online.

Browse rentals · Create a renter account

Do repairs, renovations or maintenance?

Get found by owners and renters near Islip (community), and send estimates and invoices from your phone.

Join as a pro · Find a pro

Questions about Islip (community)

How many homes are in Islip (community)?

Islip (community), NY has an estimated 6,388 (±403) housing units, occupied and vacant (2020–2024 American Community Survey).

Are most homes in Islip (community) houses or apartments?

72.8% are detached houses and 7.7% attached houses, while 17.7% are in buildings of two or more units.

How many two-family and small multifamily homes are in Islip (community)?

5.8% of homes in Islip (community) 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 — Islip 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 Islip CDP, New York (place:37869, 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.