Islip Terrace

Population: 5,223
Median household income: $155,741
Median home value: $479,800

Islip Terrace, a community in Suffolk County, New York, has 5,223 residents. The median household income of $155,741 is above the Suffolk County median ($128,329).

Between 2019 and 2023, Islip Terrace's population declined 6.4% from 5,579 to 5,223, while its median home value rose 33.5% from $359,300 to $479,800.

33.7% of adults 25 and older hold a bachelor's degree or higher. Owners occupy 91.0% of the area's occupied homes.

Demographics

ACS 2019–2023

Population: 5,223
Median age: 41.9 yrs
Median household income: $155,741
Median home value: $479,800
Median gross rent: $2,712
Housing units: 1,821
Homeownership rate: 91.0%
Bachelor's degree or higher: 33.7%
Unemployment rate: 0.3%

Trends

ACS 5-year · 2019–2023

Population

5,5795,223

Median household income

$121,010$155,741

Median home value

$359,300$479,800

Median gross rent

$2,412$2,712

Year	Population	Median household income	Median home value	Median gross rent
2019	5,579	$121,010	$359,300	$2,412
2020	5,244	$133,606	$357,300	$2,698
2021	5,542	$140,714	$373,800	$2,649
2022	5,318	$149,946	$451,100	$2,950
2023	5,223	$155,741	$479,800	$2,712

Each year is a US Census Bureau ACS 5-year estimate ending that year.

Age distribution

Under 54.8%

5 to 1713.8%

18 to 2410.3%

25 to 3413.4%

35 to 4413.6%

45 to 5414.4%

55 to 6416.6%

65 to 749.3%

75 and over3.7%

	Count	Share
Under 5	249	4.8%
5 to 17	722	13.8%
18 to 24	540	10.3%
25 to 34	700	13.4%
35 to 44	710	13.6%
45 to 54	753	14.4%
55 to 64	869	16.6%
65 to 74	486	9.3%
75 and over	194	3.7%

Race & ethnicity

	Count	Share
White (non-Hispanic)	4,198	80.4%
Black or African American	17	0.3%
American Indian & Alaska Native	0	0.0%
Asian	27	0.5%
Native Hawaiian & Pacific Islander	0	0.0%
Some other race	0	0.0%
Two or more races	86	1.6%
Hispanic or Latino (any race)	895	17.1%

Educational attainment (age 25+)

No high school diploma5.3%

High school graduate31.2%

Some college or associate's29.8%

Bachelor's degree16.4%

Graduate or professional degree17.3%

	Count	Share
No high school diploma	197	5.3%
High school graduate	1,158	31.2%
Some college or associate's	1,107	29.8%
Bachelor's degree	608	16.4%
Graduate or professional degree	642	17.3%

Commute to work

Mean travel time to work: 30 min

Drove alone87.2%

Carpooled1.7%

Public transit3.8%

Walked0.0%

Bicycle0.5%

Worked from home6.8%

Other means0.0%

How workers get to work

	Count	Share
Drove alone	2,673	87.2%
Carpooled	51	1.7%
Public transit	117	3.8%
Walked	0	0.0%
Bicycle	15	0.5%
Worked from home	208	6.8%
Other means	0	0.0%

Travel time

	Count	Share
Under 15 min	694	24.3%
15 to 29 min	1,159	40.6%
30 to 44 min	421	14.7%
45 to 59 min	76	2.7%
60+ min	506	17.7%

Households

Average household size: 3.01
Poverty rate: 3.4% (177 of 5,223)

	Count	Share
Family households	1,416	81.6%
Nonfamily households	320	18.4%

Housing

Median year structure built: 1963

Occupancy

	Count	Share
Occupied	1,736	95.3%
Vacant	85	4.7%

Tenure (of occupied units)

	Count	Share
Owner-occupied	1,579	91.0%
Renter-occupied	157	9.0%

1-unit, detached95.1%

1-unit, attached2.9%

2 to 4 units1.1%

5 to 19 units0.9%

20 or more units0.0%

Mobile home & other0.0%

Units in structure

	Count	Share
1-unit, detached	1,732	95.1%
1-unit, attached	52	2.9%
2 to 4 units	20	1.1%
5 to 19 units	17	0.9%
20 or more units	0	0.0%
Mobile home & other	0	0.0%

Geography

Place GEOID: 3638022
Type (LSAD): 57
Land area: 1.27 sq mi
Water area: 0 sq mi
Center point: 40.7503, -73.1869

Compare with nearby cities

Other places in Suffolk County

158