Northwest Harbor, NY Profile: Facts & Data


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Northwest Harbor, New York - Basic Facts

The Northwest Harbor CDP(1) had a population of 4,832 as of July 1, 2022. Northwest Harbor ranks in the lower quartile for Population Density and the upper quartile for 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 Northwest Harbor is located at latitude 41.0098 and longitude -72.2212 in Suffolk County. The formal boundaries for the Northwest Harbor Census Designated Place encompass a land area of 14.47 sq. miles and a water area of 1.58 sq. miles. Suffolk County is in the Eastern time zone (GMT -5). The elevation is 82 feet.

The Northwest Harbor Census Designated Place 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 Northwest Harbor Census Designated Place is located within Town of East Hampton, a minor civil division (MCD) of Suffolk County.

  1. A Census Designated Place (CDP) is a statistical counterpart to a self-governing (incorporated) place such as a city, town, or village. A CDP is not a legal entity and has no governmental functions.

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  1. Northwest Harbor 2022 Demographic Data
  2. Growth Rates for Northwest Harbor (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 - 2022 Demographics

Northwest Harbor, NY Data & Demographics (As of July 1, 2022)


Total Population 4,832 (100%)
Population in Households 4,823 (99.8%)
Population in Families 3,769 (78.0%)
Population in Group Quarters1 9 ( 0.2%)
Population Density 334
Diversity Index2 61


Median Household Income $188,513
Average Household Income $239,831
% of Income for Mortgage4 25%
Per Capita Income $99,122
Wealth Index5 363


Total HU (Housing Units) 3,677 (100%)
Owner Occupied HU 1,895 (51.5%)
Renter Occupied HU 102 ( 2.8%)
Vacant Housing Units 1,680 (45.7%)
Median Home Value $894,422
Average Home Value $1,056,715
Housing Affordability Index3 98


Total Households 1,997
Average Household Size 2.42
Family Households 1,297
Average Family Size 3.00
  1. Group Quarters - a place where people live or stay in a group living arrangement. Includes college residents halls, nursing facilities, military barracks, and correctional facilities.
  2. 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 races 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.
  3. The Housing Affordability Index base is 100 and represents a balance point where a resident with a median household income can normally qualify to purchase a median price home. Values above 100 indicate increased affordability, while values below 100 indicate decreased affordability.
  4. The % of Income for Mortgage quantifies the percentage of median household income dedicated to mortgage payments on a home priced at the median value (assuming a 30-year mortgage and a 20% down payment).
  5. The Wealth Index is based on a number of indicators of affluence including average household income and average net worth, but it also includes the value of material possessions and resources. It represents the wealth of the area relative to the national level. Values above or below 100 represent above-average wealth or below-average wealth compared to the national level.


2020-2022 2022-2027
Population 1.85% 0.82%
Households 1.95% 0.85%
Families   0.80%
Median Household Income   1.19%
Per Capita Income   3.32%
Owner Occupied HU   0.88%

Northwest Harbor, NY - Peer Comparisons by Rank and Percentile

The table below compares Northwest Harbor to the other 1,293 incorporated cities, towns and CDPs in New York by rank and percentile using July 1, 2022 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 # 367 72nd
Population Density # 1091 16th
Median Household Income # 61 95th
Housing Affordability Index # 399 31st
Per Capita Income # 41 97th
Diversity Index # 227 83rd

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

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