Central Islip is a CDP located in Suffolk County New York. Central Islip has a 2024 population of 36,864. Central Islip is currently growing at a rate of 0.47% annually and its population has increased by 9.74% since the most recent census, which recorded a population of 33,591 in 2020.
The average household income in Central Islip is $124,395 with a poverty rate of 9.33%. The median age in Central Islip is 33.9 years: 33.3 years for males, and 35.5 years for females.
According to the most recent ACS, the racial composition of Central Islip was:
Race | Population | Percentage (of total) |
|---|---|---|
| Other race | 10,873 | 28.8% |
| White | 10,741 | 28.45% |
| Two or more races | 7,966 | 21.1% |
| Black or African American | 7,232 | 19.16% |
| Asian | 704 | 1.86% |
| Native American | 221 | 0.59% |
| Native Hawaiian or Pacific Islander | 14 | 0.04% |
Other race
White
Two or more races
Black or African American
Asian
Native American
Native Hawaiian or Pacific Islander
Household Type | Count | Average Size | Owner | Renter |
|---|---|---|---|---|
| All | 9,713 | 3.86 | 77.1 | 22.9 |
| Married | 4,185 | 4.8 | 86.1 | 13.9 |
| Non Family | 2,728 | 1.46 | 56.3 | 43.7 |
| Female | 1,876 | 4.92 | 79.3 | 20.7 |
| Male | 924 | 4.55 | 93.1 | 6.9 |
4.37
Average Family Size
3.86
Average Household Size
77.1%
Rate of Home Ownership
Married
Male
Female
NonFamily
owner
renter
Male
Female
Education Attained | Count | Percentage |
|---|---|---|
| 9th to 12th Grade | 2,237 | 9.27% |
| Associates Degree | 1,786 | 7.4% |
| Bachelors Degree | 2,682 | 11.12% |
| Graduate Degree | 1,748 | 7.24% |
| High School Graduate | 8,087 | 33.52% |
| Less Than 9th Grade | 3,326 | 13.78% |
| Some College | 4,263 | 17.67% |
Less Than 9th Grade
9th to 12th Grade
High School Graduate
Some College
Associates Degree
Bachelors Degree
Graduate Degree
High School Graduation Rate
Bachelors Rate
Race | Total | High School | Bachelors |
|---|---|---|---|
| Hispanic | 13,942 | 9,360 | 1,665 |
| Other Race | 6,654 | 4,472 | 809 |
| White | 4,780 | 4,327 | 1,276 |
| 2+ Races | 4,715 | 3,033 | 642 |
| Black | 4,312 | 4,010 | 1,056 |
| Asian | 578 | 522 | 328 |
| Native American | 181 | 118 | 17 |
| Islander | 14 | 6 | 0 |
The highest rate of high school graduation is among black people with a rate of 93%.
The highest rate of bachelors degrees is among asian people with a rate of 56.75%.
All
Male
Female
Name | Average | Male | Female |
|---|---|---|---|
| Bachelors Degree | $62,111 | $59,052 | $65,820 |
| Graduate Degree | $86,481 | $112,625 | $85,046 |
| High School Graduate | $37,928 | $41,463 | $36,052 |
| Less Than 9th Grade | $43,002 | $46,188 | $37,143 |
| Overall | $46,949 | $50,762 | $42,464 |
| Some College | $51,453 | $57,064 | $45,351 |
$46,949
Average Earnings
$50,762
Average Male
$42,464
Average Female
Only English
Spanish
Other Indo-European Languages
Asian and Pacific Island Languages
Other Languages
39.59% of Central Islip residents speak only English, while 60.41% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 54.74% of the population.
rate
Name | Total | In Poverty | Poverty Rate |
|---|---|---|---|
| Hispanic | 22,599 | 2,081 | 9.21% |
| Other | 10,463 | 953 | 9.11% |
| Multiple | 7,755 | 717 | 9.25% |
| White | 5,916 | 702 | 11.87% |
| Black | 7,202 | 655 | 9.09% |
| Native | 221 | 31 | 14.03% |
| Asian | 698 | 26 | 3.72% |
| Islander | 14 | 8 | 57.14% |
9.33%
Overall Poverty Rate
8.8%
Male Poverty Rate
9.87%
Female Poverty Rate
The race most likely to be in poverty in Central Islip is Islander, with 57.14% below the poverty level.
The race least likely to be in poverty in Central Islip is Asian, with 3.72% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 1.31%. Among those working part-time, it was 12.97%, and for those that did not work, the poverty rate was 19.08%.
rate
Rate | Poverty |
|---|---|
| Less Than 9th Grade | 13.86% |
| High School | 11.92% |
| Some College | 7.94% |
| Bachelors or Greater | 3.41% |
rate
Rate | Poverty |
|---|---|
| Male Unemployed | 23.14% |
| Female Unemployed | 15.82% |
| Female Employed | 4.73% |
| Male Employed | 2.17% |
Households
Families
MarriedFamilies
NonFamilies
Name | Median | Mean |
|---|---|---|
| Families | $114,788 | $130,786 |
| Households | $110,166 | $124,395 |
| Married Families | $130,164 | $-999,999,999 |
| Non Families | $54,115 | $80,431 |
mean
median
Married
Widowed
Divorced
Separated
NeverMarried
37.8%
Overall Marriage Rate
40.1%
Male Marriage Rate
35.5%
Female Marriage Rate
male
female
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.
Married
Widowed
Divorced
Separated
NeverMarried
Second Gulf War
First Gulf War
Vietnam
Korea
World War II
758
Number of Veterans
706
Male Veterans
52
Female Veterans
War | Veterans |
|---|---|
| First Gulf War | 311 |
| Vietnam | 219 |
| Second Gulf War | 70 |
| Korea | 39 |
| World War II | 4 |
count
Age Group | Veterans |
|---|---|
| 35 to 54 | 279 |
| 55 to 64 | 197 |
| 65 to 74 | 149 |
| 75+ | 127 |
| 18 to 34 | 6 |
count
Name | Veterans | % of Total |
|---|---|---|
| White | 367 | 4.37% |
| Hispanic | 292 | 1.79% |
| Black | 232 | 4.24% |
| Other Race | 100 | 1.31% |
| 2+ Races | 59 | 1.04% |
Less Than 9th Grade
High School Graduate
Some College
Bachelors or Greater
6.07%
Veteran Poverty Rate
31.13%
Veteran Disability Rate
LaborForceParticipation
66.2%
Labor Force Participation
62.4%
Employment Rate
5.6%
Unemployment Rate
LaborForceParticipation
LaborForceParticipation
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.
Europe
Asia
Africa
Oceania
Latin America
North America
52.9%
Born in Central Islip
62.37%
Native Born
37.63%
Foreign Born
19.11%
Non Citizen
18.52%
Naturalized
62.37% of Central Islip residents were born in the United States, with 52.9% having been born in New York. 19.11% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.
Year | Population | Growth | Change |
|---|---|---|---|
| 2024 | 36,864 | 173 | 0.47% |
| 2023 | 36,691 | 172 | 0.47% |
| 2022 | 36,519 | 227 | 0.63% |
| 2021 | 36,292 | 2,701 | 8.04% |
| 2020 | 33,591 | 2,386 | 7.65% |
| 2019 | 31,205 | -641 | -2.01% |
| 2018 | 31,846 | -1,407 | -4.23% |
| 2017 | 33,253 | -1,471 | -4.24% |
| 2016 | 34,724 | -236 | -0.68% |
| 2015 | 34,960 | -1,273 | -3.51% |
| 2014 | 36,233 | -711 | -1.92% |
| 2013 | 36,944 | 154 | 0.42% |
| 2012 | 36,790 | 152 | 0.41% |
| 2011 | 36,638 | 2,188 | 6.35% |
| 2010 | 34,450 | 0 | 0% |