United States › New York › Central Islip CITY · 2020 ACS
Central Islip New York · 36,714 residents · 7.16 sq mi
Time machine
COMPARE TO 1990 Census 2000 Census 2009 ACS 2010 ACS 2011 ACS 2012 ACS 2013 ACS 2014 ACS 2015 ACS 2016 ACS 2017 ACS 2018 ACS 2019 ACS 2021 ACS 2022 ACS 2023 ACS 2024 ACS
The short version
Central Islip is home to 36,714 people in New York. The foreign-born share is 33%. 18% of adults hold a bachelor's degree, below the 33% national rate. Renters pay $1,803 a month at the median. The median age is 35.6, younger than the US median of 38.8. 69% of homes are owner-occupied.
At a glance
Wealthier
above the US median
US median: $66,278
Younger
median age 35.6
US median: 38.8
Less educated
18% hold a bachelor's degree
US average: 33%
Less affordable
home values up 47%, inflation adjusted
US median home: $265,253
Section 01
Population & growth from 31.6 in 2000
US average: 38.8
Population, 1990 – 2024
25K 28K 32K 36K 40K 1990 2000 2010 2020 2024 Central Islip Age distribution, 2020
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Section 02
Income & economy $79,645
−5%inflation adjusted, since 2000
from $55,504 in 2000
US average: $66,278
from $17,910 in 2000
US average: $35,364
Households earning $100K+
from 44.2% in 2009
US average: 43.9%
from 11.4% in 2000
US average: 12.8%
Workforce by industry, 2020
Professional, scientific, technical 6.2%
Transportation & warehousing 3.5%
Public administration 3.2%
Arts, entertainment, food 1.7%
Agriculture, forestry, fishing 0.5%
Education & health services 0.3%
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$297,100
+47%inflation adjusted, since 2000
from $134,500 in 2000
US average: $265,253
$1,803
+33%inflation adjusted, since 2000
from $899 in 2000
US average: $1,124
from 73.1% in 2000
30.6% rent
from 3.71 people in 2009
US average: 2.61
from 4.7 in 2009
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
Section 04
Race & ethnicity 2000
White, non-Hispanic 31.8%(10,162)
Hispanic / Latino 35.8%(11,452)
2020
White, non-Hispanic 14.7%(5,414)
Hispanic / Latino 59.5%(21,856)
No data for the years selected.
Section 04 · Origins
Detailed origins & ancestry Hispanic origin
+ 10 more hispanic origin groups with data Ancestry
+ 26 more ancestry groups with data from 14.9% in 2000
US average: 32.9%
High school or higher
from 74.3% in 2000
US average: 88.5%
from 5.7% in 2000
US average: 12.7%
Section 06
Commute & transportation from 21.5 min in 2000
US average: 26.9
from 73.8% in 2009
US average: 75.1%
from 9.2% in 2009
US average: 8.4%
Section 07
Work & employment from 11.5% in 2011
US average: 5.4%
from 71.6% in 2011
US average: 63.4%
Women 20-64 in the labor force
US average: 73.3%
from 23.8% in 2009
US average: 39.3%
Section 08
People & community from 33.7% in 2009
US average: 13.5%
from 22.5% in 2013
US average: 8.8%
Computer in household
US average: 91.9%
Marital status (2024)
Men 15+
Never married 46.8%(7,122)
Women 15+
Never married 42.7%(6,420)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Section 09
Health coverage from 22.5% in 2013
US average: 8.8%
Direct-purchase
US average: 13.7%
VA health care
US average: 2.3%
Any private
US average: 68.1%
Any public
US average: 35.2%
Shares are "alone or in combination": a person with both Medicare and Medicaid counts in each, so categories overlap and do not sum to 100%.
Section 09 · Service history
Veterans Veterans by period of service, 2020
Gulf War (2001 or later) 19.3%(123)
Gulf War (1990s) 32.8%(209)
Share of the 638 veterans here. A veteran who served across eras counts in each, so shares can total more than 100%. Peacetime-only service is included in the total but not shown as an era.
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Drill deeper
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Frequently asked
How many people live in Central Islip, New York? Central Islip, New York has about 36,714 residents according to the 2020 American Community Survey.
What is the median household income in Central Islip, New York? The typical household in Central Islip, New York earns about $79,645 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 $297,100, and the typical rent is about $1,803 a month.
How educated are people in Central Islip, New York? About 18.5% 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 9.4% 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 10,686 residents, a change of about 41 percent over that period.
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