West Islip, NY 11795 ZIP Code Profile

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West Islip, NY

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ZIP Code 11795: Basic Data & USPS Preferred City Name

Preferred Name, USPS
West Islip, NY 11795

Not Acceptable, USPS
W Islip, NY 11795

  • ZIP Code Type: STANDARD
  • Businesses Addresses: 507
  • Single Family Addresses: 7,989
  • Multi-Family Addresses: 40
  • County: Suffolk County
  • Centroid: Latitude 40.709, Longitude -73.299
  • Time Zone: Eastern Time Zone (UTC -5 hours)
  • Observes DST: Yes

Neighborhood Data

Address Based Hyperlocal Data Input an address and get data & demographics for the pertinent census block group (CBG), a searchable map and a customized directory. The CBG is the smallest geographical unit used by the Census Bureau for reporting certain data.


11795 ZIP Code Map

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West Islip, NY 11795 Data & Demographics (As of July 1, 2017)


Total Population 26,025
Daytime Population: Workers 8,315
Daytime Population: Residents 12,315
Total Daytime Population (TDP) 20,630
Ratio TDP/Total Population1 0.79
Population in Households 25,623
Population in Familes 23,400
Population in Group Qrtrs 402
Population Density2 4,547
Diversity Index3 22


Median Household Income $111,867
Average Household Income $142,003
Per Capita Income $45,635


Total Housing Units 8,580 (100%)
Owner Occupied HU 7,613 (88.7%)
Renter Occupied HU 661 ( 7.7%)
Vacant Housing Units 306 ( 3.6%)
Median Home Value $442,198
Average Home Value $520,186


Total Households 8,274
Average Household Size 3.1
Family Households 6,787
Average Family Size 3
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.


2010-2017 2017-2022
Population 0.02% 0.15%
Households -0.06% 0.09%
Families -0.14% 0.04%
Median Household Income   1.33%
Per Capita Income   2.04%

West Islip, NY 11795 - Peer Comparisons by Rank and Percentile

The table below compares 11795 to the other 1,745 ZIP Codes in New York by rank and percentile using July 1, 2017 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 259 85th
Population Density # 302 83rd
Diversity Index # 861 51st
Median Household Income # 118 93rd
Per Capita Income # 256 85th

Additional comparisons and rankings can be made with a VERY EASY TO USE New York Census Data Comparison Tool.

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