Central Islip, NY
Demographics And Statistics

Demographics | Cost Of Living
Updated: 2025-10-25

Living In Central Islip, New York Summary

Life in Central Islip research summary. HomeSnacks has been using Saturday Night Science to research the quality of life in Central Islip over the past nine years using Census, FBI, Zillow, and other primary data sources. Based on the most recently available data, we found the following about life in Central Islip:

  • The population in Central Islip is 37,751.

  • The median home value in Central Islip is $562,444.

  • The median income in Central Islip is $110,166.

  • The cost of living in Central Islip is 129 which is 1.3x higher than the national average.

  • The median rent in Central Islip is $2,106.

  • The unemployment rate in Central Islip is 5.6%.

  • The poverty rate in Central Islip is 9.3%.

  • The average high in Central Islip is 60.6° and the average low is 44.0°.

Central Islip SnackAbility

6
Overall SnackAbility
Jobs
8.5/10
Housing
9
Affordability
4
Diversity
9.5
Safety
N/A
Amenities
9.5
Education
5
Commute
5

Central Islip, NY Cost Of Living

Cost of living in Central Islip summary. We use data on the cost of living to determine how expensive it is to live in Central Islip. Real estate prices drive most of the variance in cost of living around New York. Key points include:

  • The cost of living in Central Islip is 129 with 100 being average.

  • The cost of living in Central Islip is 1.3x higher than the national average.

  • The median home value in Central Islip is $562,444.

  • The median income in Central Islip is $110,166.

129
Central Islip's Overall Cost Of Living
1.3x
Higher Than The National Average

Cost Of Living In Central Islip Comparison Table

Living Expense Central Islip New York National Average
Overall 129 119 100
Services 114 110 100
Groceries 107 103 100
Health 108 101 100
Housing 170 145 100
Transportation 103 105 100
Utilities 133 99 100

Central Islip, NY Weather

  • The average high in Central Islip is 60.6° and the average low is 44.0°.

  • There are 77.1 days of precipitation each year.

  • Expect an average of 47.8 inches of precipitation each year with 27.2 inches of snow.

StatCentral Islip
Average Annual High60.6
Average Annual Low44.0
Annual Precipitation Days77.1
Average Annual Precipitation47.8
Average Annual Snowfall27.2
60.6°
Average High
77.1
Days of Rain

Rankings for Central Islip in New York

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Map Of Central Islip, NY

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Central Islip Demographics And Statistics

Population over time in Central Islip

The current population in Central Islip is 37,751. The population has increased 5.1% from 2010.

Year Population % Change
2023 37,751 3.4%
2022 36,519 0.6%
2021 36,292 8.0%
2020 33,591 7.6%
2019 31,205 -2.0%
2018 31,846 -4.2%
2017 33,253 -4.2%
2016 34,724 -0.7%
2015 34,960 -3.5%
2014 36,233 -1.9%
2013 36,944 0.4%
2012 36,790 0.4%
2011 36,638 2.0%
2010 35,912 -

Race / Ethnicity in Central Islip

White
15.8% (5,948)
African American
17.4% (6,577)
American Indian
0.1% (38)
Asian
1.8% (672)
Hawaiian
0.0% (14)
Other
0.8% (294)
Two Or More
2.4% (904)
Hispanic
61.7% (23,304)

Central Islip is:

  • 15.8% White with 5,948 White residents.

  • 17.4% African American with 6,577 African American residents.

  • 0.1% American Indian with 38 American Indian residents.

  • 1.8% Asian with 672 Asian residents.

  • 0.0% Hawaiian with 14 Hawaiian residents.

  • 0.8% Other with 294 Other residents.

  • 2.4% Two Or More with 904 Two Or More residents.

  • 61.7% Hispanic with 23,304 Hispanic residents.

Race Central Islip NY USA
White 15.8% 53.4% 58.2%
African American 17.4% 13.6% 12.0%
American Indian 0.1% 0.2% 0.5%
Asian 1.8% 8.8% 5.7%
Hawaiian 0.0% 0.0% 0.2%
Other 0.8% 0.9% 0.5%
Two Or More 2.4% 3.4% 3.9%
Hispanic 61.7% 19.6% 19.0%

Gender in Central Islip

Female
49.7% (18,771)
Male
50.3% (18,979)
  • Central Islip is 49.7% female with 18,771 female residents.

  • Central Islip is 50.3% male with 18,979 male residents.

Gender Central Islip NY USA
Female 49.7% 51.2% 50.5%
Male 50.3% 48.8% 49.5%

Highest level of educational attainment in Central Islip for adults over 25

  • 13.0% of adults in Central Islip completed < 9th grade.

  • 9.0% of adults in Central Islip completed 9-12th grade.

  • 34.0% of adults in Central Islip completed high school / ged.

  • 18.0% of adults in Central Islip completed some college.

  • 7.0% of adults in Central Islip completed associate's degree.

  • 11.0% of adults in Central Islip completed bachelor's degree.

  • 5.0% of adults in Central Islip completed master's degree.

  • 2.0% of adults in Central Islip completed professional degree.

  • 1.0% of adults in Central Islip completed doctorate degree.

< 9th Grade
13.0% (4,907)
9-12th Grade
9.0% (3,397)
High School / GED
34.0% (12,835)
Some College
18.0% (6,795)
Associate's Degree
7.0% (2,642)
Bachelor's Degree
11.0% (4,152)
Master's Degree
5.0% (1,887)
Professional Degree
2.0% (755)
Doctorate Degree
1.0% (377)
Education Central Islip NY USA
< 9th Grade 13.0% 5.0% 5.0%
9-12th Grade 9.0% 6.0% 6.0%
High School / GED 34.0% 25.0% 26.0%
Some College 18.0% 15.0% 19.0%
Associate's Degree 7.0% 9.0% 9.0%
Bachelor's Degree 11.0% 22.0% 21.0%
Master's Degree 5.0% 13.0% 10.0%
Professional Degree 2.0% 3.0% 2.0%
Doctorate Degree 1.0% 2.0% 2.0%

Household Income For Central Islip, New York

  • 2.6% of households in Central Islip earn Less than $10,000.

  • 2.2% of households in Central Islip earn $10,000 to $14,999.

  • 6.5% of households in Central Islip earn $15,000 to $24,999.

  • 3.1% of households in Central Islip earn $25,000 to $34,999.

  • 5.0% of households in Central Islip earn $35,000 to $49,999.

  • 15.9% of households in Central Islip earn $50,000 to $74,999.

  • 10.8% of households in Central Islip earn $75,000 to $99,999.

  • 24.3% of households in Central Islip earn $100,000 to $149,999.

  • 13.7% of households in Central Islip earn $150,000 to $199,999.

  • 15.8% of households in Central Islip earn $200,000 or more.

Less than $10,000
2.6% (97,554)
$10,000 to $14,999
2.2% (83,562)
$15,000 to $24,999
6.5% (244,858)
$25,000 to $34,999
3.1% (118,154)
$35,000 to $49,999
5.0% (189,279)
$50,000 to $74,999
15.9% (600,098)
$75,000 to $99,999
10.8% (408,097)
$100,000 to $149,999
24.3% (919,191)
$150,000 to $199,999
13.7% (518,478)
$200,000 or more
15.8% (595,822)
Income Central Islip NY USA
Less than $10,000 2.6% 5.7% 4.9%
$10,000 to $14,999 2.2% 4.1% 3.6%
$15,000 to $24,999 6.5% 6.5% 6.6%
$25,000 to $34,999 3.1% 6.2% 6.8%
$35,000 to $49,999 5.0% 9.1% 10.4%
$50,000 to $74,999 15.9% 13.8% 15.7%
$75,000 to $99,999 10.8% 11.4% 12.7%
$100,000 to $149,999 24.3% 16.8% 17.4%
$150,000 to $199,999 13.7% 10.1% 9.3%
$200,000 or more 15.8% 16.4% 12.6%

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