Town Of Islip NY Demographic Data and Boundary Map

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Town Of Islip, NY

The Town Of Islip is a County Subdivision of Suffolk County. The subdivision has a T1 Census Class Code which indicates that the Town Of Islip is an active county subdivision that is not coextensive with an incorporated place.

Also See: Suffolk County Data | Cities in Suffolk County | County Subdivisions in Suffolk County

Town Of Islip Boundary Map


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Town Of Islip Data & Demographics (As of July 1, 2017)

POPULATION

Total Population 339,606
Population in Households 335,451
Population in Familes 283,631
Population in Group Qrtrs 4,155
Population Density1 3,262
Diversity Index2 71
 

HOUSEHOLDS

Total Households 104,128
Average Household Size 3.22
Family Households 78,779
Average Family Size 4

HOUSING

Total Housing Units 112,285 (100%)
Owner Occupied HU 78,553 (70.0%)
Renter Occupied HU 25,575 (22.8%)
Vacant Housing Units 8,157 ( 7.3%)
Median Home Value $377,776
Average Home Value $429,088
 

INCOME

Median Household Income $91,465
Average Household Income $112,749
Per Capita Income $34,905
  (Compound Annual Growth Rates)

GROWTH RATES

2010-2014 2014-2019
Population 0.17% 0.23%
Households 0.07% 0.18%
Families -0.06% 0.1%
Median Household Income   2.01%
Per Capita Income   2.33%
1) Population Density = Total Population per square mile.
2) The Diversity Index is a scale of 0 to 100 that represents the likelyhood 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.
Based on Census 2010 counts, the Diversity Index for the United States was 60.6 and it is expected to increase to 64.8 by July 1, 2018.