East Moriches, NY Profile: Facts & Data


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East Moriches, New York - Basic Facts

The East Moriches Census Designated Place had a population of 5,613 as of July 1, 2018.

The primary coordinate point for East Moriches is located at latitude 40.8096 and longitude -72.7597 in Suffolk County. The formal boundaries for the East Moriches Census Designated Place (see map below) encompass a land area of 5.5 sq. miles and a water area of 0.15 sq. miles. Suffolk County is in the Eastern time zone (GMT -5). The elevation is 30 feet.

The East Moriches Census Designated Place (GNIS ID: 2389442) 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 East Moriches Census Designated Place is located within Town of Brookhaven, a minor civil division (MCD) of Suffolk County.

Beneath the boundary map are tables with East Moriches 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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East Moriches, NY Data & Demographics (As of July 1, 2018)


Total Population 5,613
Population in Households 5,497
Population in Familes 4,747
Population in Group Qrtrs 116
Population Density1 1,021
Diversity Index2 30


Median Household Income $91,891
Average Household Income $125,210
Per Capita Income $45,532


Total Housing Units 2,174 (100%)
Owner Occupied HU 1,530 (70.4%)
Renter Occupied HU 488 (22.4%)
Vacant Housing Units 156 ( 7.2%)
Median Home Value $443,466
Average Home Value $526,699


Total Households 2,018
Average Household Size 2.72
Family Households 1,506
Average Family Size 3
  1. Population Density = Total Population per square mile.
  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 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 0.82% 0.63%
Households 0.76% 0.56%
Families 0.63% 0.5%
Median Household Income   2.6%
Per Capita Income   2.89%

East Moriches, NY - Peer Comparisons by Rank and Percentile

The table below compares East Moriches 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 # 319 73rd
Population Density # 693 42nd
Diversity Index # 483 60th
Median Household Income # 323 73rd
Per Capita Income # 293 76th

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

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