What kinds of homes are in Central Islip, NY?

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

Central Islip, NY has 10,660 (±504) homes (2020–2024 American Community Survey).

That is about 1,490 homes per square mile of land.

64.5% are detached single-family houses.

5.7% are in buildings of two to four units.

13.7% are in buildings of five or more units.

Figures last updated on November 12, 2026.

Housing units: 10,660 (±504)
Detached houses: 64.5%
2–4 unit buildings: 5.7%
5+ unit buildings: 13.7%

Homes in Central Islip by building size

Housing units by units in structure, 2020–2024
Building type	Central Islip	Suffolk County	New York	United States
Single-family, detached	64.5% (±3.1 points)	79.7%	41.2%	61.3%
Single-family, attached (townhouse, rowhouse)	15.9% (±2.9 points)	5.9%	5.5%	6.2%
2 units	3.6% (±1.6 points)	2.6%	9.6%	3.4%
3 or 4 units	2.1% (±1.0 points)	2.1%	6.9%	4.3%
5 to 9 units	4.2% (±1.2 points)	2.2%	5.2%	4.5%
10 to 19 units	3.4% (±1.4 points)	2.6%	4.4%	4.3%
20 or more units	6.1% (±2.0 points)	3.6%	25.1%	10.3%
Mobile home	0.2% (±0.3 points)	1.3%	2.1%	5.6%
Boat, RV, van, etc.	0.0% (±0.4 points)	0.0%	0.0%	0.1%

In Central Islip, the share of homes in buildings of five or more units is higher than in 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 Central Islip

Nearest places with a published estimate, compared with Central Islip
Place	Distance	Homes in buildings of 5 or more units	Compared with this place
Central Islip	—	13.7% (±2.7 points)	—
Village of Islandia	2.0 mi	8.4% (±5.2 points)	Not measurably different
Islip Terrace	2.3 mi	1.0% (±3.4 points)	Lower
North Great River	2.5 mi	5.7% (±3.2 points)	Lower
Hauppauge	2.8 mi	13.0% (±2.8 points)	Not measurably different
Bohemia	3.1 mi	12.4% (±4.4 points)	Not measurably different
Islip (community)	3.9 mi	11.9% (±4.7 points)	Not measurably different
North Bay Shore	3.9 mi	6.6% (±3.2 points)	Lower
Ronkonkoma	3.9 mi	13.8% (±3.5 points)	Not measurably different

Nearby places with a measurably lower figure: Islip Terrace, NY (1.0%), North Great River, NY (5.7%), North Bay Shore, NY (6.6%).

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
13	Greenport West	16.8% (±8.9 points)
14	Bayport	15.8% (±4.3 points)
15	Lake Ronkonkoma	15.6% (±2.6 points)
16	Melville	15.0% (±3.2 points)
17	Sayville	14.0% (±3.8 points)
18	Ronkonkoma	13.8% (±3.5 points)
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)

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

Central Islip 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 Central Islip

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 Central Islip beside you.

Create a landlord account · See what landlords get

Looking for a place to rent?

Browse homes for rent near Central Islip, 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 Central Islip, and send estimates and invoices from your phone.

Join as a pro · Find a pro

Questions about Central Islip

How many homes are in Central Islip?

Central Islip, NY has an estimated 10,660 (±504) housing units, occupied and vacant (2020–2024 American Community Survey).

Are most homes in Central Islip houses or apartments?

64.5% are detached houses and 15.9% attached houses, while 19.4% are in buildings of two or more units.

How many two-family and small multifamily homes are in Central Islip?

5.7% of homes in Central Islip 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 — Central 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 Central Islip CDP, New York (place:13552, 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.