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CITY · 1990 CENSUS

West Islip

New York · 28,419 residents · 6.094 sq mi
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The short version

West Islip is significantly wealthier than the US average, with a median household income of $57,081. Population has held roughly steady since 2000. Median home value is $167,600. Poverty is rare here, at 2.2% of residents. Households here earn about 73% more than the New York median.

At a glance
Wealthier
above the US median
US median: $30,130
Mid-age
median age 33.6
US median: 33.0
Average education
21% hold a bachelor's degree
US average: 20%
Stable housing
home values roughly flat, inflation adjusted
US median home: $93,722
Section 01

Population & growth

Total population
28,419
−2%vs 2000
vs 28,907 in 2000
1990 – 2024
Median age
33.6
−9%vs 2000
vs 36.9 in 2000
US average: 33.0
Population, 1990 – 2024
26K27K28K29K30K1990201020202024West Islip
202427K
1990201020202024
Age distribution, 1990
Under 57.3%(2,063)
US avg: 7.3%
5 to 95.7%(1,609)
US avg: 7.3%
10 to 147.1%(2,017)
US avg: 6.9%
15 to 197.3%(2,081)
US avg: 7.1%
20 to 247.7%(2,181)
US avg: 7.5%
25 to 3417.6%(5,003)
US avg: 17.5%
35 to 4414.8%(4,192)
US avg: 15.1%
45 to 5412.3%(3,488)
US avg: 10.2%
55 to 6410.1%(2,873)
US avg: 8.5%
65 to 746.4%(1,820)
US avg: 7.3%
75 to 842.4%(684)
US avg: 4%
85 and over1.4%(408)
US avg: 1.2%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02

Income & economy

Median household income
$57,081
−1%inflation adjusted, since 2000
vs $75,914 in 2000
US average: $30,130
1990 – 2024
Per capita income
$19,539
−29%vs 2000
vs $27,704 in 2000
US average: $14,340
Poverty rate
2.2%
−0.1 ptsvs 2000
vs 2.3% in 2000
US average: 13.2%
Section 03

Housing

Median home value
$167,600
+6%inflation adjusted, since 2000
vs $207,500 in 2000
US average: $93,722
1990 – 2024
Median gross rent
$950
+26%inflation adjusted, since 2000
vs $994 in 2000
US average: $450
Owner-occupied
92.1%
−0.8 ptsvs 2000
vs 93.0% in 2000
7.9% rent
RELATED:See current rent listings in West Islip on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic94.1%(27,191)
Black0.4%(108)
Hispanic / Latino3.5%(1,018)
Asian1.1%(314)
Other0%
1990
White, non-Hispanic98.8%(28,066)
Black0%(12)
Hispanic / Latino2.9%(821)
Asian0.7%(190)
Other0.5%(151)

No data for the years selected.

Section 04 · Origins

Detailed origins & ancestry

Detailed origin tables are available for 2024; showing 2024 data.

Hispanic origin
Puerto Rican3.7%(997)
Panamanian1.5%(412)
Salvadoran1.2%(315)
Argentine1%(282)
Dominican1%(276)
Cuban1%(268)
Ecuadorian0.8%(222)
Peruvian0.8%(210)
Spaniard0.6%(151)
Colombian0.5%(142)
+ 5 more hispanic origin groups with data
Costa Rican0.1%(34)
Mexican0.1%(31)
Uruguayan0%(11)
Asian origin
Asian Indian0.4%(116)
Filipino0.3%(73)
Japanese0.2%(60)
Chinese0.2%(54)
Pakistani0.1%(22)
Ancestry
Italian33.1%(8,881)
Irish23.3%(6,265)
German14.5%(3,896)
English5.6%(1,505)
Polish5.2%(1,395)
American3.2%(852)
Greek1.8%(487)
Russian1.4%(366)
Norwegian0.8%(215)
Scottish0.6%(159)
French0.6%(158)
Dutch0.5%(133)
+ 30 more ancestry groups with data
West Indian0.5%(128)
Portuguese0.4%(102)
Hungarian0.4%(101)
Austrian0.4%(100)
Ukrainian0.3%(83)
Czech0.2%(67)
Haitian0.2%(62)
Danish0.2%(60)
Swiss0.2%(56)
Arab0.2%(55)
Armenian0.2%(54)
Swedish0.2%(53)
Jamaican0.2%(49)
British0.2%(46)
Lithuanian0.1%(40)
Serbian0.1%(40)
Scotch-Irish0.1%(36)
Egyptian0.1%(30)
Belgian0.1%(22)
Welsh0.1%(22)
Macedonian0.1%(18)
Lebanese0.1%(16)
Bulgarian0%(10)
Guyanese0%(10)
Israeli0%(10)
Latvian0%(9)
Slovak0%(9)
Finnish0%(8)
RANKED:Largest Italian population · Largest Irish population · Largest German population · Largest English population · Largest Polish population
Section 05

Education

Bachelor's degree or higher
21.4%
−4.8 ptsvs 2000
vs 26.3% in 2000
US average: 20.3%
High school or higher
84.9%
−5.1 ptsvs 2000
vs 90.0% in 2000
US average: 75.2%
Graduate degree
9.1%
−1.4 ptsvs 2000
vs 10.5% in 2000
US average: 7.1%
Section 06

Commute & transportation

Average commute
25.0 min
+10%vs 2000
vs 22.8 min in 2000
US average: 21.9
Section 07

Work & employment

No data for the years selected.

Section 08

People & community

No data for the years selected.

Marital status (2024)
Men 15+
Never married36.7%(4,118)
Married56%(6,278)
Widowed1.4%(160)
Divorced5.9%(658)
Women 15+
Never married26.7%(2,972)
Married55.3%(6,155)
Widowed9.6%(1,065)
Divorced8.5%(945)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
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WEST ISLIP VS
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WEST ISLIP VS
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Frequently asked

How many people live in West Islip, New York?

West Islip, New York has about 28,419 residents according to the 1990 Census.

What is the median household income in West Islip, New York?

The typical household in West Islip, New York earns about $57,081 a year. Half of households make more than that, and half make less.

Is West Islip, New York expensive?

In West Islip, New York, the median home is worth about $167,600, and the typical rent is about $950 a month.

How educated are people in West Islip, New York?

About 21.4% of adults age 25 and over in West Islip, New York hold a bachelor's degree or higher.

What is the poverty rate in West Islip, New York?

About 2.2% of people in West Islip, New York live below the federal poverty line.

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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

How we source and harmonize this data →