Fire Island, NY Profile: Facts & Data


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Fire Island, New York - Basic Facts

The Fire Island CDP(1) had a population of 1,073 as of July 1, 2022. Fire Island 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 Fire Island is located at latitude 40.6476 and longitude -73.146 in Suffolk County. The formal boundaries for the Fire Island Census Designated Place encompass a land area of 9.22 sq. miles and a water area of 29.05 sq. miles. Suffolk County is in the Eastern time zone (GMT -5). The elevation is 3 feet.

The Fire Island 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 Fire Island Census Designated Place is located within Town of Brookhaven, 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. Fire Island 2022 Demographic Data
  2. Growth Rates for Fire 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 - 2022 Demographics

Fire Island, NY Data & Demographics (As of July 1, 2022)


Total Population 1,073 (100%)
Population in Households 1,073 (100.0%)
Population in Families 744 (69.3%)
Population in Group Quarters1 0
Population Density 117
Diversity Index2 52


Median Household Income $109,053
Average Household Income $133,336
% of Income for Mortgage4 31%
Per Capita Income $45,329
Wealth Index5 169


Total HU (Housing Units) 3,322 (100%)
Owner Occupied HU 331 ( 10.0%)
Renter Occupied HU 55 ( 1.7%)
Vacant Housing Units 2,936 (88.4%)
Median Home Value $644,643
Average Home Value $750,231
Housing Affordability Index3 74


Total Households 386
Average Household Size 2.78
Family Households 197
Average Family Size 4.00
  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 15.43% -0.24%
Households -0.80% -0.26%
Families   -0.31%
Median Household Income   2.61%
Per Capita Income   4.16%
Owner Occupied HU   -0.12%

Fire Island, NY - Peer Comparisons by Rank and Percentile

The table below compares Fire Island 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 # 825 36th
Population Density # 1251 3rd
Median Household Income # 319 75th
Housing Affordability Index # 166 13th
Per Capita Income # 496 62nd
Diversity Index # 328 75th

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

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