Welcome to Port Jefferson ...
The coastal village of Port Jefferson is located in Suffolk County<1>.
While we don't have a date for the founding of Port Jefferson, you might consider that their post office opened in 1836.
A typical abbreviation for Port Jefferson: Prt. Jefferson
From the Census Estimates for 2019, Port Jefferson has a population of 8,153 people<2> (see below for details).
Port Jefferson is 230 feet [70 m] above sea level.<3>.
Time Zone: Port Jefferson lies in the Eastern Time Zone (EST/EDT) and observes daylight saving time
The ZIP code for Port Jefferson: 11777<4>
Websites for Port Jefferson ...
Official Website: www.portjeff.com/
Population Details ...
Taken from the 2019 Census Estimates, Port Jefferson had an population of 8,153 people. This is an increase of 5.2% since the 2010 Census (or an increase of 4.03% since the 2000 Census).
At the time of the 2010 Census, Port Jefferson had a population of 7,750 people. This makes Port Jefferson the county's 15th most populous community.
The population of Port Jefferson represents 0.04% of the total population of New York (which has 19,378,102 people), making it the state's 313rd most populous community.
With a 2010 count of 7,750 people, the population of Port Jefferson decreased 1.11% from the 2000 Census (which had a count of 7,837 people).
More information can be found on the Census Page for Port Jefferson.
Communities Also Named Port Jefferson ...
Using our Gazetteer, we found another community named Port Jefferson - it's located in Ohio.
For more information, see our Tidbits & Trivia Page for Port Jefferson.
Communities near Port Jefferson ...
We have created a list of 10 communities that are near Port Jefferson.
- Bridgeport
(17 miles [27.4 km] to the north)- Jump to our Gazetteer entry for Bridgeport
- Bridgeport is located in Fairfield County (CT)
- Population from the 2020 Census: 143,525 people
- Jump to TripAdvisor's Tourism page for Bridgeport <5>
- Bridgeport
(17 miles [27.4 km] to the north)- Note: The GPS coordinates that we are using for Bridgeport have been provided by the GNIS.<6> The coordinates still need to be verified.
- Jump to our Gazetteer entry for Bridgeport
- Bridgeport is located in Fairfield County (CT)
- Population from the 2020 Census: 143,525 people
- Fairfield
(19 miles [30.6 km] to the northwest) - Milford
(19 miles [30.6 km] to the north) - Milford
(19 miles [30.6 km] to the north)- Note: The GPS coordinates that we are using for Milford have been provided by the GNIS.<6> The coordinates still need to be verified.
- Jump to our Gazetteer entry for Milford
- Milford is located in New Haven County (CT)
- Population from the 2020 Census: 53,259 people
- Jump to TripAdvisor's Tourism page for Milford <5>
- Stratford
(18 miles [29 km] to the north) - Westport
(18 miles [29 km] to the northwest) - Mastic Beach
(16 miles [25.7 km] to the southeast)- Jump to our Gazetteer entry for Mastic Beach
- Mastic Beach is located in Suffolk County
- Jump to TripAdvisor's Tourism page for Mastic Beach <5>
- Patchogue
(13 miles [20.9 km] to the south)- Jump to our Gazetteer entry for Patchogue
- Patchogue is located in Suffolk County
- Population from the 2020 Census: 12,314 people
- Jump to TripAdvisor's Tourism page for Patchogue <5>
- Lake Grove
(6 miles [9.7 km] to the south)- Note: The GPS coordinates that we are using for Lake Grove have been provided by the GNIS.<6> The coordinates still need to be verified.
- Jump to our Gazetteer entry for Lake Grove
- Lake Grove is located in Suffolk County
- Population from the 2020 Census: 11,055 people
- Jump to TripAdvisor's Tourism page for Lake Grove <5>
To Help With Your Genealogy Research ...
We have a couple of sections for those tracing their genealogy.
We created a list of cemeteries that are in the area around Port Jefferson. Our list includes the location of those cemeteries and we provide an overhead view. See our Cemetery List for Port Jefferson.
Using the information from an 1895 Atlas, we've created a list of communities that were in the area of Port Jefferson. Our list includes information such as whether the 1895 community had a post office or railroad service. See our List of 1890's Communities around Port Jefferson.
We also have a detailed list of newspapers that have been published in the area around Port Jefferson. Our list includes 14 papers. See our Newspapers Page for Port Jefferson.
TripAdvisor Tourism Pages for Port Jefferson ...
Looking for more information about Port Jefferson? A wonderful source is the TripAdvisor website. We always start with the TripAdvisor Tourism page, where you can read an overview with links that will help you find lodging, restaurants and attractions.
In addition to the Tourism page for Port Jefferson, there are neighboring communities that also have Tourism pages. More information about those communities can be found on our TripAdvisor Page for Port Jefferson.
Adding Port Jefferson to Our Gazetteer ...
We originally found mention of Port Jefferson in both the FIPS-55 and the GNIS. For more information, see the FIPS and GNIS Codes sections on our Miscellaneous Page.
From our notes, the earliest published mention we've found for Port Jefferson was in the document titled List of Post Offices from Cameron Blevins and Richard Helbock.<7>
From that list, the Port Jefferson post office opened in 1836.
We also found Port Jefferson in the book titled U.S. Post Offices (Oct. 1846).
For more details, see References and Mentions for Port Jefferson.
Off-the-Road Links ...
The official website for Port Jefferson: www.portjeff.com/
The official website for Suffolk County: www.co.suffolk.ny.us/
The official website for State of New York: https://www.ny.gov/
Footnotes ...
| <1> | If you're interested in how the shape of New York's counties, including Suffolk, have changed over time, we recommend the Atlas of Historical County Boundaries. |
| <2> | Population counts have been provided by the U.S. Census Bureau. For more detail, please visit our Census Page for Port Jefferson. |
| <3> | The elevation is an estimate for the area around Port Jefferson - it will be higher in some places and lower in others. |
| <4> | ZIP Codes have been created by the United States Postal Service (USPS) as a way of grouping addresses to make delivery more efficient. The boundaries of the ZIP Code can be changed, re-assigned, eliminated or overlapped with other ZIP Codes. So keep in mind that any given ZIP Code is only 'loosely' associated with a village (such as Port Jefferson). When looking for a ZIP Code, whether Port Jefferson or elsewhere, it's always best to check the website of the United States Postal Service (USPS). |
| <5> | While we're fans and frequent users of TripAdvisor, you should know that we're also members of the TripAdvisor affiliate program. |
| <6> | The location has been supplied by the Geographic Names Information System - which is maintained by the U.S. Geological Survey (USGS). While these values should be definitive, we found that accuracy can vary and you should double-check the location if accuracy is required. |
| <7> | A copy of their list with background information can be found at: https://cblevins.github.io/us-post-offices/data-biography/ |