Centereach, NY 11720 ZIP Code Profile

Related Place Profiles:
Centereach, NY | South Setauket, NY

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ZIP Code 11720: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Centereach, NY 11720

Acceptable Alternative
S Setauket, NY 11720
South Setauket, NY 11720

  • ZIP Code Type: STANDARD
  • Businesses Addresses: 563
  • Single Family Addresses: 8,573
  • Multi-Family Addresses: 220
  • County: Suffolk County
  • Centroid: Latitude 40.872, Longitude -73.085
  • Time Zone: Eastern Time Zone (UTC -5 hours)
  • Observes DST: Yes

Neighborhood Data

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11720 ZIP Code Map

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Centereach, NY 11720 Data & Demographics (As of July 1, 2016)


Total Population 30,173
Population in Households 30,016
Population in Familes 26,405
Population in Group Qrtrs 157
Population Density1 3,613
Diversity Index2 49


Total Households 9,543
Average Household Size 3.15
Family Households 7,592
Average Family Size 3


Total Housing Units 9,880 (100%)
Owner Occupied HU 7,927 (80.2%)
Renter Occupied HU 1,616 (16.4%)
Vacant Housing Units 337 ( 3.4%)
Median Home Value $356,269
Average Home Value $381,049


Median Household Income $102,484
Average Household Income $118,443
Per Capita Income $37,626
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.23% 0.26%
Households 0.22% 0.25%
Families 0.11% 0.18%
Median Household Income   1.27%
Per Capita Income   1.72%
1) Population Density = Total Population per square mile.
2) The Diversity Index is a scale of 0 to 100 that represents the likelyhood 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.
Based on Census 2010 counts, the Diversity Index for the United States was 60.6 and it is expected to increase to 64.8 by July 1, 2018.

Centereach, NY 11720 - Peer Comparisons by Rank and Percentile

The table below compares 11720 to the other 1,741 ZIP Codes in New York by rank and percentile using July 1, 2016 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 # 212 88th
Population Density1 # 328 81st
Diversity Index2 # 390 78th
Median Household Income # 151 91st
Per Capita Income # 399 77th

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

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