Greenlawn, NY Profile: Facts & Data


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Greenlawn, New York - Basic Facts

The Greenlawn Census Designated Place had a population of 13,947 as of July 1, 2018. Greenlawn 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 Greenlawn is located at latitude 40.869 and longitude -73.3651 in Suffolk County. The formal boundaries for the Greenlawn Census Designated Place (see map below) encompass a land area of 3.72 sq. miles and a water area of 0 sq. miles. Suffolk County is in the Eastern time zone (GMT -5). The elevation is 226 feet.

The Greenlawn Census Designated Place (GNIS ID: 2389876) 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 Greenlawn Census Designated Place is located within Town of Huntington, a minor civil division (MCD) of Suffolk County.

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  1. Greenlawn 2018 Demographic Data
  2. Growth Rates for Greenlawn (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.


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


Total Population 13,947
Population in Households 13,640
Population in Familes 11,727
Population in Group Qrtrs 307
Population Density2 3,745
Diversity Index3 62


Median Household Income $108,920
Average Household Income $149,232
Per Capita Income $49,874


Total Housing Units 4,761 (100%)
Owner Occupied HU 3,551 (74.6%)
Renter Occupied HU 1,045 (21.9%)
Vacant Housing Units 165 ( 3.5%)
Median Home Value $487,530
Average Home Value $585,687


Total Households 4,596
Average Household Size 2.97
Family Households 3,338
Average Family Size 4
  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 0.18% 0.19%
Households 0.1% 0.12%
Families -0.03% 0.04%
Median Household Income   2.18%
Per Capita Income   2.98%

Greenlawn, NY - Peer Comparisons by Rank and Percentile

The table below compares Greenlawn 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 # 145 88th
Population Density # 207 83rd
Diversity Index # 139 88th
Median Household Income # 194 84th
Per Capita Income # 223 81st

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