Shelter Island, NY Profile: Facts & Data


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Shelter Island, New York - Basic Facts

The Shelter Island Census Designated Place had a population of 1,329 as of July 1, 2018. Shelter Island ranks in the lower quartile for Population Density when compared to the other cities, towns and Census Designated Places (CDPs) in New York. See peer rankings below.

The primary coordinate point for Shelter Island is located at latitude 41.0558 and longitude -72.319 in Suffolk County. The formal boundaries for the Shelter Island Census Designated Place (see map below) encompass a land area of 6.55 sq. miles and a water area of 0.14 sq. miles. Suffolk County is in the Eastern time zone (GMT -5). The elevation is 52 feet.

The Shelter Island Census Designated Place (GNIS ID: 2390288) has a U1 Census Class Code which indicates a census designated place with an official federally recognized name. It also has a Functional Status Code of "S" which identifies a statistical entity.

The Shelter Island Census Designated Place is located within Town of Shelter Island, a minor civil division (MCD) of Suffolk County.

Jump to... (On This Page!)
  1. Shelter Island 2018 Demographic Data
  2. Growth Rates for Shelter Island (Historical & 5-Year Forecast)
  3. Peer Comparisons (Rank and Percentile)
  1. Neighborhoods Demographics (Home Values, Household Income, etc.)
  2. New York Research Tools (Easy Tools & Current Data)
  3. New York Data Comparison Tool - 2018 Demographics

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Boundary Maps, Demographic Data, School Zones Review maps and data for the neighborhood, city, county, ZIP Code, and school zone. July 1, 2018, data includes home values, household income, percentage of homes owned, rented or vacant, etc.


Shelter Island, NY Data & Demographics (As of July 1, 2018)


Total Population 1,329
Population in Households 1,329
Population in Familes 1,023
Population in Group Qrtrs 0
Population Density2 203
Diversity Index3 27


Median Household Income $92,560
Average Household Income $138,333
Per Capita Income $61,620


Total Housing Units 1,136 (100%)
Owner Occupied HU 450 (39.6%)
Renter Occupied HU 142 (12.5%)
Vacant Housing Units 544 (47.9%)
Median Home Value $1,100,610
Average Home Value $1,134,611


Total Households 592
Average Household Size 2.24
Family Households 360
Average Family Size 3
  1. Demographics are point estimates for July 1st of the current year and each for the forecast years. See References for more information.
  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.


2010-2018 2018-2023
Population -0.04% -0.02%
Households -0.12% -0.03%
Families -0.3% -0.17%
Median Household Income   3.35%
Per Capita Income   3.64%

Shelter Island, NY - Peer Comparisons by Rank and Percentile

The table below compares Shelter Island to the other 1,196 incorporated cities, towns and CDPs in New York by rank and percentile using July 1, 2018 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 # 743 38th
Population Density # 1128 6th
Diversity Index # 536 55th
Median Household Income # 320 73rd
Per Capita Income # 134 89th

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