Port Jefferson, NY 11777 ZIP Code Profile


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ZIP Code 11777: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Port Jefferson, NY 11777

Acceptable Alternative
Port Jeff Sta, NY 11777
Port Jefferson Station, NY 11777
Prt Jefferson, NY 11777

Not Acceptable, USPS
Belle Terre, NY 11777
P J S, NY 11777
Pjs, NY 11777
Pt Jefferson Station, NY 11777

  • ZIP Code Type: STANDARD
  • Businesses Addresses: 578
  • Single Family Addresses: 3,342
  • Multi-Family Addresses: 256
  • County: Suffolk County
  • Centroid: Latitude 40.925, Longitude -73.048
  • Time Zone: Eastern Time Zone (UTC -5 hours)
  • Observes DST: Yes

Neighborhood Data

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11777 ZIP Code Map

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Port Jefferson, NY 11777 Data & Demographics (As of July 1, 2016)


Total Population 9,181
Population in Households 8,841
Population in Familes 7,051
Population in Group Qrtrs 340
Population Density1 2,072
Diversity Index2 36


Total Households 3,603
Average Household Size 2.45
Family Households 2,348
Average Family Size 3


Total Housing Units 3,855 (100%)
Owner Occupied HU 2,583 (67.0%)
Renter Occupied HU 1,020 (26.5%)
Vacant Housing Units 252 ( 6.5%)
Median Home Value $592,682
Average Home Value $640,650


Median Household Income $115,055
Average Household Income $157,493
Per Capita Income $62,923
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.4% 0.33%
Households 0.38% 0.33%
Families 0.26% 0.27%
Median Household Income   1.57%
Per Capita Income   1.44%
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.

Port Jefferson, NY 11777 - Peer Comparisons by Rank and Percentile

The table below compares 11777 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 # 549 69th
Population Density1 # 435 75th
Diversity Index2 # 563 68th
Median Household Income # 78 96th
Per Capita Income # 90 95th

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