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CITY

Central Islip

New York · 38,373 residents · 7.155 sq mi
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Notable rankings
#325Most foreign-born residentsof 6,82637.4%
The short version

Central Islip is significantly wealthier than the US average, with a median household income of $113,707. Population has grown 20% since 2000. 19% of adults hold a bachelor's degree or higher, below the national rate of 36%. Median home value has roughly tripled since 2000, reaching $436,400. At a median age of 34.6, residents skew younger than the country as a whole. It ranks in the top 5% of US cities for household income.

At a glance
Wealthier
above the US median
US median: $82,259
Younger
median age 34.6
US median: 38.9
Less educated
19% hold a bachelor's degree
US average: 36%
Less affordable
home values up 78%, inflation adjusted
US median home: $376,019
Section 01

Population & growth

Total population
38,373
+20%since 2000
from 31,950 in 2000
1990 – 2024
Population density
5,363 / sq mi
+15%since 2009
from 4,669 / sq mi in 2009
US average: 281
Median age
34.6
+9%since 2000
from 31.6 in 2000
US average: 38.9
Population, 1990 – 2024
25K28K32K36K40K1990201020202024Central Islip
202438K
1990201020202024
Age distribution, 2024
Under 57%(2,672)
US avg: 5.6%
5 to 95.5%(2,113)
US avg: 6%
10 to 148.7%(3,335)
US avg: 6.4%
15 to 198.5%(3,259)
US avg: 6.6%
20 to 246.9%(2,644)
US avg: 6.5%
25 to 3413.7%(5,269)
US avg: 13.7%
35 to 4414.3%(5,483)
US avg: 13.2%
45 to 5413%(4,989)
US avg: 12.2%
55 to 6410.9%(4,200)
US avg: 12.7%
65 to 746.4%(2,442)
US avg: 10.2%
75 to 844.2%(1,616)
US avg: 5.1%
85 and over0.9%(351)
US avg: 1.9%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02

Income & economy

Median household income
$113,707
+12%inflation adjusted, since 2000
from $55,504 in 2000
US average: $82,259
1990 – 2024
Per capita income
$33,523
+87%since 2000
from $17,910 in 2000
US average: $44,673
Households earning $100K+
66.5%
+22.2 ptssince 2009
from 44.2% in 2009
US average: 53.3%
Poverty rate
9.2%
−2.2 ptssince 2000
from 11.4% in 2000
US average: 12.5%
Income inequality (Gini)
0.396
+6%since 2010
from 0.374 in 2010
US average: 0.476
Workforce by industry, 2024
Information10.8%
US avg: 10.8%
Retail trade10.6%
US avg: 9.9%
Finance & insurance8.1%
US avg: 5.9%
Wholesale trade8%
US avg: 6.9%
Professional, scientific, technical7.6%
US avg: 5.1%
Other services4.4%
US avg: 6.7%
Transportation & warehousing4%
US avg: 2.2%
Public administration3.8%
US avg: 4.8%
Arts, entertainment, food1.3%
US avg: 1.9%
Education & health services0.5%
US avg: 0.9%
Agriculture, forestry, fishing0.4%
US avg: 1.6%
Manufacturing0.4%
US avg: 0.4%
Construction0%
US avg: 1.2%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 03

Housing

Median home value
$436,400
+78%inflation adjusted, since 2000
from $134,500 in 2000
US average: $376,019
1990 – 2024
Median gross rent
$2,071
+26%inflation adjusted, since 2000
from $899 in 2000
US average: $1,442
Owner-occupied
78.2%
+5.1 ptssince 2000
from 73.1% in 2000
21.8% rent
Vacancy rate
10.5%
+6.2 ptssince 2009
from 4.2% in 2009
US average: 10.0%
Owner cost-burdened
31.9%
−24.2 ptssince 2009
from 56.1% in 2009
US average: 22.9%
Renter cost-burdened
60.2%
+1.8 ptssince 2009
from 58.4% in 2009
US average: 47.4%
Afford Score
3.8
−19%since 2009
from 4.7 in 2009
2009 – 2024
Our index: median home value divided by median household income. Lower is more affordable.
Gentrification Score
42
Our index, 0 to 100. Higher means faster recent growth in incomes, home values, and college degrees.
RELATED:See current rent listings in Central Islip on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic31.8%(10,162)
Black25.8%(8,244)
Hispanic / Latino35.8%(11,452)
Asian3%(971)
Other0%
2024
White, non-Hispanic14.2%(5,464)
Black16.9%(6,486)
Hispanic / Latino63.1%(24,198)
Asian1.8%(676)
Other4%(1,549)
Diversity Score
69
−19%since 2009
from 85 in 2009
2009 – 2024
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
Section 04 · Origins

Detailed origins & ancestry

Hispanic origin
Central American34%(13,052)
Salvadoran28.1%(10,800)
South American9.9%(3,789)
Puerto Rican7.3%(2,791)
Dominican5.9%(2,265)
Honduran3.6%(1,363)
Peruvian2.9%(1,123)
Ecuadorian2.9%(1,116)
Colombian2.5%(959)
Mexican2.4%(927)
Guatemalan1.6%(603)
Chilean0.9%(357)
+ 7 more hispanic origin groups with data
Cuban0.7%(274)
Nicaraguan0.5%(201)
Panamanian0.2%(68)
Spaniard0.1%(52)
Argentine0.1%(31)
Venezuelan0.1%(29)
Asian origin
Asian Indian0.8%(293)
Filipino0.4%(166)
Chinese0.3%(100)
Pakistani0.2%(72)
Korean0%(11)
Pacific Islander origin
Fijian0%(12)
Ancestry
Italian4.6%(1,769)
American3.9%(1,508)
West Indian3.9%(1,480)
Irish3.8%(1,453)
German2.7%(1,040)
Haitian2.1%(794)
Jamaican1.2%(453)
Guyanese0.8%(315)
English0.8%(292)
Polish0.5%(205)
Nigerian0.5%(173)
+ 24 more ancestry groups with data
Russian0.3%(124)
French0.3%(117)
Portuguese0.2%(89)
Greek0.2%(88)
Ukrainian0.2%(76)
Czech0.1%(50)
Barbadian0.1%(41)
Swedish0.1%(37)
Dutch0.1%(33)
Hungarian0.1%(31)
Swiss0.1%(24)
Arab0.1%(23)
Slovak0%(18)
Ghanaian0%(17)
Norwegian0%(14)
Finnish0%(8)
Danish0%(7)
RANKED:Largest Central American population · Largest Salvadoran population · Largest South American population · Largest Puerto Rican population · Largest Dominican population
Section 05

Education

Bachelor's degree or higher
19.3%
+4.5 ptssince 2000
from 14.9% in 2000
US average: 35.6%
High school or higher
76.1%
+1.9 ptssince 2000
from 74.3% in 2000
US average: 89.6%
Graduate degree
7.1%
+1.4 ptssince 2000
from 5.7% in 2000
US average: 14.0%
Section 06

Commute & transportation

Average commute
27.3 min
+27%since 2000
from 21.5 min in 2000
US average: 26.5
Drive alone to work
71.1%
−2.7 ptssince 2009
from 73.8% in 2009
US average: 68.9%
Carpooled to work
13.9%
+1.0 ptssince 2009
from 12.9% in 2009
US average: 8.5%
Public transit
4.2%
−2.9 ptssince 2009
from 7.1% in 2009
US average: 3.2%
Worked from home
6.7%
+4.4 ptssince 2009
from 2.3% in 2009
US average: 15.0%
Walked to work
0.4%
−1.1 ptssince 2009
from 1.5% in 2009
US average: 2.4%
Biked to work
1.2%
+1.0 ptssince 2009
from 0.1% in 2009
US average: 0.4%
No vehicle available
11.0%
+1.8 ptssince 2009
from 9.2% in 2009
US average: 8.3%
Section 07

Work & employment

Unemployment rate
6.1%
−5.4 ptssince 2011
from 11.5% in 2011
US average: 5.2%
Labor force participation
65.8%
−5.8 ptssince 2011
from 71.6% in 2011
US average: 63.5%
Self-employed
13.5%
−1.0 ptssince 2009
from 14.5% in 2009
US average: 13.1%
Management & professional
25.2%
−30.4 ptssince 2009
from 55.6% in 2009
US average: 42.5%
Section 08

People & community

Male
50.6%
−1.6 ptssince 2009
from 52.2% in 2009
Female
49.4%
+1.6 ptssince 2009
from 47.8% in 2009
Foreign born
37.4%
+3.7 ptssince 2009
from 33.7% in 2009
US average: 14.1%
Veterans
2.4%
−49.6 ptssince 2009
from 51.9% in 2009
US average: 6.2%
With a disability
9.5%
−0.2 ptssince 2012
from 9.7% in 2012
US average: 13.3%
Uninsured
10.3%
−67.2 ptssince 2013
from 77.5% in 2013
US average: 8.4%
Broadband at home
91.3%
+13.9 ptssince 2017
from 77.4% in 2017
US average: 91.0%
English only at home
38.2%
−10.0 ptssince 2016
from 48.1% in 2016
US average: 77.7%
Spanish at home
56.5%
+10.4 ptssince 2016
from 46.0% in 2016
US average: 13.6%
Marital status
Men 15+
Never married46.8%(7,122)
Married45.2%(6,877)
Widowed1.2%(184)
Divorced6.8%(1,038)
Women 15+
Never married42.7%(6,420)
Married39.8%(5,983)
Widowed6.8%(1,015)
Divorced10.7%(1,614)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
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Frequently asked

How many people live in Central Islip, New York?

Central Islip, New York has about 38,373 residents according to the 2024 American Community Survey.

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

The typical household in Central Islip, New York earns about $113,707 a year. Half of households make more than that, and half make less.

Is Central Islip, New York expensive?

In Central Islip, New York, the median home is worth about $436,400, and the typical rent is about $2,071 a month.

How educated are people in Central Islip, New York?

About 19.3% of adults age 25 and over in Central Islip, New York hold a bachelor's degree or higher.

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

About 9.2% of people in Central Islip, New York live below the federal poverty line.

Has Central Islip, New York grown since 1990?

Yes, Central Islip, New York has grown since 1990. The population has added about 12,345 residents, a change of about 47 percent over that period.

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

How we source and harmonize this data →