Central Islip, New York Population 2024

36,973

Central Islip is a city located in Suffolk County New York. Central Islip has a 2024 population of 36,973. Central Islip is currently growing at a rate of 0.62% annually and its population has increased by 10.07% since the most recent census, which recorded a population of 33,591 in 2020.

The average household income in Central Islip is $118,126 with a poverty rate of 10.38%. The median age in Central Islip is 34.3 years: 33.1 years for males, and 36.8 years for females.

Central Islip Demographics

According to the most recent ACS, the racial composition of Central Islip was:

  • White: 36.03%
  • Other race: 23.38%
  • Black or African American: 20.1%
  • Two or more races: 18.08%
  • Asian: 1.98%
  • Native American: 0.37%
  • Native Hawaiian or Pacific Islander: 0.06%
Land Area (mi²)
7.2 sq mi
Density (mi²)
5,167.70/sq mi
Growth Since 2020
10.07% (3,382)
The current population of Central Islip, New York is 36,973 based on our projections of the latest US Census estimates (released May 2024). The last official US Census in 2020 recorded the population at 33,591.

Population by Race

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

Race
Population
Percentage (of total)
White13,15836.03%
Other race8,53723.38%
Black or African American7,34020.1%
Two or more races6,60318.08%
Asian7241.98%
Native American1360.37%
Native Hawaiian or Pacific Islander210.06%

White

Other race

Black or African American

Two or more races

Asian

Native American

Native Hawaiian or Pacific Islander

Central Islip Population by Race

Central Islip Population Pyramid 2024

Central Islip Median Age

34.3

Total

33.1

Male

36.8

Female

Central Islip Adults

There are 27,652 adults, (3,916 of whom are seniors) in Central Islip.

Central Islip Age Dependency

53.9

Age Dependency Ratio

16.5

Old Age Dependency Ratio

37.4

Child Dependency Ratio

Central Islip Sex Ratio

Female17,82848.82%
Male18,69151.18%

Central Islip Population by Age

Central Islip Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All9,7493.7274.425.6
Married3,8764.6186.613.4
Non Family2,9551.4853.746.3
Female1,9055.0276.923.1
Male1,0134.4283.316.7

4.24

Average Family Size

3.72

Average Household Size

74.4%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Central Islip Households and Families

Male

Female

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

Education Attained
Count
Percentage
9th to 12th Grade2,41810.36%
Associates Degree1,6236.95%
Bachelors Degree2,70411.59%
Graduate Degree1,6407.03%
High School Graduate7,33231.42%
Less Than 9th Grade3,38414.5%
Some College4,23818.16%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Central Islip Educational Attainment by Sex (over 25)

Central Islip Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

Race
Total
High School
Bachelors
Hispanic12,8358,1151,488
White5,0854,6701,349
Other Race4,9633,150739
Black4,4674,0151,082
2+ Races3,8972,424479
Asian633534282
Native American99280
Islander2160

The highest rate of high school graduation is among white people with a rate of 91.84%.

The highest rate of bachelors degrees is among asian people with a rate of 44.55%.

Central Islip Educational Attainment by Race

All

Male

Female

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

Name
Average
Male
Female
Bachelors Degree$59,215$55,000$63,507
Graduate Degree$87,026$113,929$83,125
High School Graduate$38,027$38,844$36,786
Less Than 9th Grade$37,493$42,873$35,357
Overall$45,868$48,276$43,022
Some College$49,048$54,736$42,750

$45,868

Average Earnings

$48,276

Average Male

$43,022

Average Female

Central Islip Earnings by Educational Attainment

Central Islip Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Central Islip Language

42.57% of Central Islip residents speak only English, while 57.43% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 51.76% of the population.

Central Islip Language

Central Islip Poverty by Race

rate

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

Name
Total
In Poverty
Poverty Rate
Hispanic21,1132,41811.45%
Other8,13787910.8%
Multiple6,41876711.95%
White6,24274912%
Black7,3015106.99%
Asian718314.32%
Native1362719.85%
Islander211571.43%

10.38%

Overall Poverty Rate

9.16%

Male Poverty Rate

11.66%

Female Poverty Rate

Poverty in Central Islip

The race most likely to be in poverty in Central Islip is Islander, with 71.43% below the poverty level.

The race least likely to be in poverty in Central Islip is Asian, with 4.32% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.68%. Among those working part-time, it was 12.05%, and for those that did not work, the poverty rate was 22.96%.

Central Islip Poverty

rate

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

Rate
Poverty
Less Than 9th Grade17.79%
High School12.71%
Some College8.38%
Bachelors or Greater2.68%

Central Islip Poverty Rate by Education

rate

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

Rate
Poverty
Male Unemployed22.74%
Female Unemployed16.73%
Female Employed4.66%
Male Employed2.11%

Central Islip Poverty Rate by Employment Status and Sex

Central Islip Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

Name
Median
Mean
Families$106,156$123,251
Households$100,459$118,126
Married Families$125,490$-999,999,999
Non Families$53,700$83,225

mean

median

Income by Household Type

Central Islip Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

34.4%

Overall Marriage Rate

36.0%

Male Marriage Rate

32.7%

Female Marriage Rate

Central Islip Married by Age and Sex

male

female

Central Islip Marriage

The age group where males are most likely to be married is 45-54, while the female age group most likely to be married is 45-54.

Central Islip Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Central Islip Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

700

Number of Veterans

629

Male Veterans

71

Female Veterans

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

War
Veterans
First Gulf War265
Vietnam205
Second Gulf War132
Korea63
World War II0

Central Islip Veterans by War

count

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

Age Group
Veterans
35 to 54294
65 to 74170
55 to 64111
75+108
18 to 3417

Central Islip Veterans by Age

count

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

Name
Veterans
% of Total
White4194.04%
Hispanic1941.27%
Black1843.17%
2+ Races450.93%
Other Race380.65%
Asian141.97%

Central Islip Veterans by Race

Central Islip Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

5%

Veteran Poverty Rate

26.43%

Veteran Disability Rate

Central Islip Veterans by Education

LaborForceParticipation

66.9%

Labor Force Participation

63.9%

Employment Rate

4.5%

Unemployment Rate

Central Islip Employment by Age

LaborForceParticipation

Central Islip Employment by Race

LaborForceParticipation

Central Islip Employment by Education

Origin of Non-Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

54.61%

Born in Central Islip

64.97%

Native Born

35.03%

Foreign Born

18.1%

Non Citizen

16.93%

Naturalized

Place of Birth

64.97% of Central Islip residents were born in the United States, with 54.61% having been born in New York. 18.1% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Central Islip Place of Birth

Note: data after 2022 is projected based on recent change

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

Year
Population
Growth
Growth Rate
202436,9732270.62%
202336,7462270.62%
202236,5192270.63%
202136,2922,7018.04%
202033,5912,3867.65%
201931,205-641-2.01%
201831,846-1,407-4.23%
201733,253-1,471-4.24%
201634,724-236-0.68%
201534,960-1,273-3.51%
201436,233-711-1.92%
201336,9441540.42%
201236,7901520.41%
201136,6382,1886.35%
201034,45000%

Central Islip Population by Year