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, 2017)


Total Population 9,352
Daytime Population: Workers 8,748
Daytime Population: Residents 4,537
Total Daytime Population (TDP) 13,285
Ratio TDP/Total Population1 1.42
Population in Households 9,017
Population in Familes 7,173
Population in Group Qrtrs 335
Population Density2 2,111
Diversity Index3 37


Median Household Income $120,739
Average Household Income $166,042
Per Capita Income $66,028


Total Housing Units 3,852 (100%)
Owner Occupied HU 2,616 (67.9%)
Renter Occupied HU 1,042 (27.1%)
Vacant Housing Units 194 ( 5.0%)
Median Home Value $591,530
Average Home Value $645,413


Total Households 3,658
Average Household Size 2.47
Family Households 2,379
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 0.6% 0.55%
Households 0.54% 0.51%
Families 0.41% 0.43%
Median Household Income   1.49%
Per Capita Income   1.96%

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

The table below compares 11777 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 # 543 69th
Population Density # 432 75th
Diversity Index # 559 68th
Median Household Income # 77 96th
Per Capita Income # 86 95th

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