Deer Park, NY Profile: Facts & Data


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Deer Park, New York - Basic Facts

The Deer Park CDP(1) had a population of 28,845 as of July 1, 2023. Deer Park 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 Deer Park is located at latitude 40.7618 and longitude -73.3293 in Suffolk County. The formal boundaries for the Deer Park Census Designated Place encompass a land area of 6.17 sq. miles and a water area of 0 sq. miles. Suffolk County is in the Eastern time zone (GMT -5).

The Deer Park 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 Deer Park Census Designated Place is located within Town of Babylon, 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.

Jump to... (On This Page!)
  1. Deer Park 2023 Demographic Data
  2. Growth Rates for Deer Park (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 - 2023 Demographics

Deer Park, NY Data & Demographics (As of July 1, 2023)


Total Population 28,845 (100%)
Population in Households 28,761 (99.7%)
Population in Families 25,019 (86.7%)
Population in Group Quarters1 84 ( 0.3%)
Population Density 4,676
Diversity Index2 76


Median Household Income $110,248
Average Household Income $143,455
% of Income for Mortgage4 26%
Per Capita Income $47,411
Wealth Index5 170
Socioeconomic Status Index6 Moderate (52.6)


Total HU (Housing Units) 9,889 (100%)
Owner Occupied HU 7,799 (78.9%)
Renter Occupied HU 1,733 (17.5%)
Vacant Housing Units 357 ( 3.6%)
Median Home Value $472,742
Average Home Value $513,207
Housing Affordability Index3 78


Total Households 9,532
Average Household Size 3.02
Family Households 7,090
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.
  6. The Socioeconomic Index ranges from zero (lowest relative status) to 100 (highest relative status). This measure quantifies disparities in social position of an area's inhabitants and is built from a broad range of demographic, housing, and socioeconomic inputs. More information on this measure can be found in Esri's SEI tutorial.


2020-2023 2023-2028
Population 0.01% -0.31%
Households 0.07% -0.07%
Families   -0.10%
Median Household Income   1.95%
Per Capita Income   2.72%
Owner Occupied HU   0.16%

Deer Park, NY - Peer Comparisons by Rank and Percentile

The table below compares Deer Park to the other 1,293 incorporated cities, towns and CDPs in New York by rank and percentile using July 1, 2023 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 # 53 96th
Population Density # 155 88th
Median Household Income # 302 77th
Housing Affordability Index # 374 29th
Per Capita Income # 496 62nd
Diversity Index # 87 93rd

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

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