East Moriches, NY 11940 ZIP Code Profile

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East Moriches, NY

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ZIP Code 11940: Basic Data & USPS Preferred City Name

Preferred Name, USPS
East Moriches, NY 11940

Not Acceptable, USPS
E Moriches, NY 11940

  • ZIP Code Type: STANDARD
  • Businesses Addresses: 254
  • Single Family Addresses: 1,909
  • Multi-Family Addresses: 0
  • County: Suffolk County
  • Centroid: Latitude 40.808, Longitude -72.752
  • Time Zone: Eastern Time Zone (UTC -5 hours)
  • Observes DST: Yes

Neighborhood Data

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11940 ZIP Code Map

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East Moriches, NY 11940 Data & Demographics (As of July 1, 2017)


Total Population 5,127
Daytime Population: Workers 1,389
Daytime Population: Residents 2,561
Total Daytime Population (TDP) 3,950
Ratio TDP/Total Population1 0.77
Population in Households 5,048
Population in Familes 4,366
Population in Group Qrtrs 79
Population Density2 948
Diversity Index3 29


Median Household Income $99,528
Average Household Income $125,677
Per Capita Income $44,021


Total Housing Units 1,923 (100%)
Owner Occupied HU 1,427 (74.2%)
Renter Occupied HU 349 (18.1%)
Vacant Housing Units 147 ( 7.6%)
Median Home Value $424,359
Average Home Value $487,824


Total Households 1,776
Average Household Size 2.84
Family Households 1,346
Average Family Size 3
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  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.


2010-2017 2017-2022
Population 0.86% 0.7%
Households 0.79% 0.67%
Families 0.7% 0.6%
Median Household Income   1.57%
Per Capita Income   2.34%

East Moriches, NY 11940 - Peer Comparisons by Rank and Percentile

The table below compares 11940 to the other 1,745 ZIP Codes in New York by rank and percentile using July 1, 2017 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 # 725 59th
Population Density # 572 67th
Diversity Index # 716 59th
Median Household Income # 204 88th
Per Capita Income # 285 84th

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

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