Editing West Islip, New York (section)

==Demographics==
{{US Census population
|2020= 27048
|footnote=U.S. Decennial Census<ref name="DecennialCensus">{{cite web|url=http://www.census.gov/prod/www/decennial.html|title=Census of Population and Housing|publisher=Census.gov|access-date=June 4, 2016}}</ref>
}}As of the census of 2020, there were 27,048 people in 8,107 households in the CDP. The racial makeup of the CDP was 85.9% Non-Hispanic White, 2.3% Asian, 0.7% Black, and 10.4% identifying as multiracial or “other race” on the US Census. Hispanic or Latino of any race made up 9.7% of the population, with Puerto Ricans making up 37.1% of the total Hispanic population.<ref name="data.census.gov">{{cite web |url= https://data.census.gov/profile/11795?g=860XX00US11795|title=United States Census Bureau |publisher=data.census.gov |access-date=2023-11-19 }}</ref> Of the Non-Hispanic White population, West Islip residents claimed ancestries of Italian (43.7%), Irish (14.9%), German (5.9%), and Turkish (1.9%), among others.

There were 7,459 families, out of which 39.4% had children under the age of 18 living with them, 68.2% were married couples living together, 10.3% had a female householder with no husband present, and 17.5% were non-families. Nearly 11.4% of all households were made up of individuals, and 6.9% had someone living alone who was 65 years of age or older. The average household size was 3.09, and the average family size was 3.43.

In the CDP, the population was spread out, with 25.6% under the age of 18, 4.0% from 18 to 24, 31.8% from 25 to 44, 21.9% from 45 to 64, and 12.2% who were 65 years of age or older. The median age was 37 years.

The median income for a household in the CDP was $103,789,<ref name="factfinder.census.gov">{{cite web |url=http://factfinder.census.gov/servlet/ACSSAFFFacts?_event=&geo_id=16000US3680302&_geoContext=01000US%7C04000US36%7C16000US3680302&_street=&_county=west+islip&_cityTown=west+islip&_state=04000US36&_zip=&_lang=en&_sse=on&ActiveGeoDiv=geoSelect&_useEV=&pctxt=fph&pgsl=160&_submenuId=factsheet_1&ds_name=DEC_2000_SAFF&_ci_nbr=null&qr_name=null&reg=null:null&_keyword=&_industry= |archive-url=https://archive.today/20200216053002/http://factfinder.census.gov/servlet/ACSSAFFFacts?_event=&geo_id=16000US3680302&_geoContext=01000US%7C04000US36%7C16000US3680302&_street=&_county=west+islip&_cityTown=west+islip&_state=04000US36&_zip=&_lang=en&_sse=on&ActiveGeoDiv=geoSelect&_useEV=&pctxt=fph&pgsl=160&_submenuId=factsheet_1&ds_name=DEC_2000_SAFF&_ci_nbr=null&qr_name=null&reg=null:null&_keyword=&_industry= |archive-date=2020-02-16 |title=American FactFinder |publisher=Factfinder.census.gov |access-date=2014-05-07 }}</ref> and the median income for a family was $117,451.<ref name="factfinder.census.gov"/> Males had a median income of $75,868 versus $54,389 for females. The per capita income for the CDP was $38,933. About 2.9% of families and 3.4% of the population were below the poverty line, including 4.9% of those under age 18 and 4.3% of those age 65 or over.