Central Islip CDP, New York demographics
Population: 36,292
Median age: 34.7
Median household income: 89,778
Central Islip is a CDP in Suffolk County, New York, United States.
Demographics, population, home values, social and economic characteristics of Central Islip CDP, NY.
Population
| 2021 | 36,292 |
| 2020 | 33,591 |
| 2019 | 31,205 |
| 2018 | 31,846 |
| 2017 | 33,253 |
| 2016 | 34,724 |
| 2015 | 34,960 |
| 2014 | 36,233 |
| 2013 | 36,944 |
| 2012 | 36,790 |
| 2011 | 36,638 |
| 2010 | 35,912 |
Census data for Central Islip CDP, New York
Demographic and housing estimates in Central Islip CDP, New York
| Total population | 36,292 |
| Male | 18,598 |
| Female | 17,694 |
| Total population | 36,292 |
| Under 5 years | 2,544 |
| 5 to 9 years | 1,695 |
| 10 to 14 years | 2,804 |
| 15 to 19 years | 3,470 |
| 20 to 24 years | 2,457 |
| 25 to 34 years | 5,326 |
| 35 to 44 years | 5,417 |
| 45 to 54 years | 5,074 |
| 55 to 59 years | 2,147 |
| 60 to 64 years | 1,830 |
| 65 to 74 years | 2,101 |
| 75 to 84 years | 1,234 |
| 85 years and over | 193 |
| Median age (years) | 34.7 |
| Under 18 years | 8,807 |
| 16 years and over | 28,627 |
| 18 years and over | 27,485 |
| 21 years and over | 25,279 |
| 62 years and over | 4,589 |
| 65 years and over | 3,528 |
| Total population | 36,292 |
| One race | 31,131 |
| White | 13,817 |
| Black or African American | 8,219 |
| American Indian and Alaska Native | 43 |
| Asian | 729 |
| Native Hawaiian and Other Pacific Islander | 5 |
| Some other race | 8,318 |
| Two or more races | 5,161 |
| Citizen, VOTING AGE 18 and over population | 21,676 |
| Male Citizen, VOTING AGE 18 and over population | 10,707 |
| Female Citizen, VOTING AGE 18 and over population | 10,969 |
Social characteristics in Central Islip CDP, New York
| Total households | 9,331 |
| Family households (families) | 3,702 |
| Married-couple family | 864 |
| Male householder, no wife present, family | 1,636 |
| Female householder, no husband present, family | 867 |
| Nonfamily households | 3,129 |
| Average household size | 2,927 |
| Average family size | 3.87 |
Economic characteristics in Central Islip CDP, New York
| Total households | 9,331 |
| Less than $10,000 | 244 |
| $10,000 to $14,999 | 383 |
| $15,000 to $24,999 | 353 |
| $25,000 to $34,999 | 501 |
| $35,000 to $49,999 | 1,035 |
| $50,000 to $74,999 | 1,435 |
| $75,000 to $99,999 | 1,149 |
| $100,000 to $149,999 | 2,238 |
| $150,000 to $199,999 | 914 |
| $200,000 or more | 1,079 |
| Median household income (dollars) | 89,778 |
Housing characteristics in Central Islip CDP, New York
| Total housing units | 10,267 |
| Occupied housing units | 9,331 |
| Vacant housing units | 936 |
| Total housing units | 10,267 |
| 1-unit, detached | 6,992 |
| 1-unit, attached | 1,552 |
| 2 units | 483 |
| 3 or 4 units | 43 |
| 5 to 9 units | 425 |
| 10 to 19 units | 354 |
| 20 or more units | 361 |
| Mobile home | 34 |
| Boat, RV, van, etc. | 23 |
| Total housing units | 10,267 |
| Built 2014 or later | 24 |
| Built 2010 to 2013 | 200 |
| Built 2000 to 2009 | 888 |
| Built 1990 to 1999 | 1,248 |
| Built 1980 to 1989 | 717 |
| Built 1970 to 1979 | 2,043 |
| Built 1960 to 1969 | 1,978 |
| Built 1950 to 1959 | 2,397 |
| Built 1940 to 1949 | 588 |
| Built 1939 or earlier | 184 |
| Total housing units | 10,267 |
| 1 room | 80 |
| 2 rooms | 226 |
| 3 rooms | 1,002 |
| 4 rooms | 1,045 |
| 5 rooms | 2,133 |
| 6 rooms | 2,359 |
| 7 rooms | 1,207 |
| 8 rooms | 907 |
| 9 rooms or more | 1,308 |
| Median rooms | 5.8 |
| Total housing units | 10,267 |
| No bedroom | 110 |
| 1 bedroom | 1,191 |
| 2 bedrooms | 1,996 |
| 3 bedrooms | 3,567 |
| 4 bedrooms | 1,978 |
| 5 or more bedrooms | 1,425 |
| Occupied housing units | 9,331 |
| Owner-occupied | 6,917 |
| Renter-occupied | 2,414 |
| Average household size of owner-occupied unit | 4.10 |
| Average household size of renter-occupied unit | 3.22 |
| Occupied housing units | 9,331 |
| Moved in 2017 or later | 721 |
| Moved in 2015 to 2016 | 2,222 |
| Moved in 2010 to 2014 | 1,220 |
| Moved in 2000 to 2009 | 2,834 |
| Moved in 1990 to 1999 | 1,043 |
| Moved in 1989 and earlier | 1,291 |
| Owner-occupied units | 6,917 |
| Less than $50,000 | 190 |
| $50,000 to $99,999 | 83 |
| $100,000 to $149,999 | 50 |
| $150,000 to $199,999 | 321 |
| $200,000 to $299,999 | 2,316 |
| $300,000 to $499,999 | 3,557 |
| $500,000 to $999,999 | 358 |
| $1,000,000 or more | 42 |
| Median (dollars) | 318,800 |
| Owner-occupied units | 6,917 |
| Housing units with a mortgage | 4,854 |
| Housing units without a mortgage | 2,063 |
| Occupied units paying rent | 2,249 |
| Less than $500 | 214 |
| $500 to $999 | 213 |
| $1,000 to $1,499 | 248 |
| $1,500 to $1,999 | 675 |
| $2,000 to $2,499 | 548 |
| $2,500 to $2,999 | 215 |
| $3,000 or more | 136 |
| Median (dollars) | 1,833 |
| No rent paid | 165 |
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