North Bay Shore, NY Profile: Facts, Map & Data


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North Bay Shore, New York - Basic Facts

The North Bay Shore Census Designated Place had a population of 19,026 as of July 1, 2018. North Bay Shore ranks in the upper quartile for Population Density and Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in New York. See peer rankings below.

The primary coordinate point for North Bay Shore is located at latitude 40.7601 and longitude -73.2617 in Suffolk County. The formal boundaries for the North Bay Shore Census Designated Place (see map below) encompass a land area of 3.21 sq. miles and a water area of 0 sq. miles. Suffolk County is in the Eastern time zone (GMT -5). The elevation is 36 feet.

The North Bay Shore Census Designated Place (GNIS ID: 2389562) has a U2 Census Class Code which indicates a census designated place without an official federally recognized name. It also has a Functional Status Code of "S" which identifies a statistical entity.

The North Bay Shore Census Designated Place is located within Town of Islip, a minor civil division (MCD) of Suffolk County.

Beneath the boundary map are tables with North Bay Shore population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2018.

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North Bay Shore Census Designated Place, NY Boundary Map

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North Bay Shore, NY Data & Demographics (As of July 1, 2018)


Total Population 19,026
Population in Households 18,997
Population in Familes 15,772
Population in Group Qrtrs 29
Population Density2 5,921
Diversity Index3 88


Median Household Income $86,587
Average Household Income $104,718
Per Capita Income $23,897


Total Housing Units 4,645 (100%)
Owner Occupied HU 3,048 (65.6%)
Renter Occupied HU 1,285 (27.7%)
Vacant Housing Units 312 ( 6.7%)
Median Home Value $322,107
Average Home Value $360,999


Total Households 4,333
Average Household Size 4.38
Family Households 3,652
Average Family Size 4
  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 0.05% 0.04%
Households -0.17% -0.05%
Families -0.24% -0.09%
Median Household Income   2.22%
Per Capita Income   2.99%

North Bay Shore, NY - Peer Comparisons by Rank and Percentile

The table below compares North Bay Shore 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 # 94 92nd
Population Density # 103 91st
Diversity Index # 3 100th
Median Household Income # 362 70th
Per Capita Income # 1023 15th

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

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