A Gazetteer for the United States and Canada
Portsmouth, New Hampshire
Welcome to Portsmouth ...
When the people of Portsmouth refer to themselves (known as a demonym), they frequently use Portsmouthite<2>
From the Census Estimates for 2019, Portsmouth has a population of 21,433 people<3> (see below for details).
Portsmouth was established in 1630.
The community of Portsmouth is 50 feet [15 m] above sea level.<4>.
Time Zone: Portsmouth lies in the Eastern Time Zone (EST/EDT) and observes daylight saving time
The area code for Portsmouth: (603)
Websites for Portsmouth ...
Official Website: www.cityofportsmouth.com/
Population Details ...
Taken from the 2019 Census Estimates, Portsmouth had an population of 21,433 people. This is an increase of 3.15% since the 2010 Census (or an increase of 3.12% since the 2000 Census).
At the time of the 2010 Census, Portsmouth had a population of 20,779 people (or 7.04% of the total population of Rockingham County). This makes Portsmouth the county's 4th most populous community.
The population of Portsmouth represents 1.58% of the population of New Hampshire (which has 1,316,470 people), making it the state's 13th most populous community.
With a 2010 count of 20,779 people, the population of Portsmouth has remained roughly the same as the 2000 Census (with a count of 20,784 people).
More information can be found on the Census Page for Portsmouth.
Communities Also Named Portsmouth ...
Using our Gazetteer, we have found that there are 9 communities that are also named Portsmouth - they are located in Iowa, Kentucky, Michigan, North Carolina, Ohio, Ontario, Rhode Island and Virginia (2).
For more information, see our Tidbits & Trivia Page for Portsmouth.
Communities near Portsmouth ...
We have created a list of 10 communities that are near Portsmouth.
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 Portsmouth. Our list includes the location of those cemeteries and we provide an overhead view. See our Cemetery List for Portsmouth.
Using the information from an 1895 Atlas, we've created a list of communities that were in the area of Portsmouth. 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 Portsmouth.
We also have a detailed list of newspapers that have been published in the area around Portsmouth. Our list includes 99 papers. See our Newspapers Page for Portsmouth.
TripAdvisor Tourism Pages for Portsmouth ...
Looking for more information about Portsmouth? 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 Portsmouth, there are neighboring communities that also have Tourism pages. More information about those communities can be found on our TripAdvisor Page for Portsmouth.
Adding Portsmouth to Our Gazetteer ...
We originally found mention of Portsmouth in both the FIPS-55 and the GNIS. For more information, see the FIPS and GNIS Codes sections on our Miscellaneous Page.
In addition, our notes show that the earliest dated mention that we've found for Portsmouth was in the Business Atlas and Shippers' Guide (1895).
We also found Portsmouth on a map titled Rand McNally Map of New Hampshire (1912).
For more details about the above, see References and Mentions for Portsmouth on our Genealogy Page.
Other Roadside Stops ...
Off-the-Road Links ...
The official website for Portsmouth: www.cityofportsmouth.com/
The official website for Rockingham County: www.co.rockingham.nh.us/
The official website for State of New Hampshire: https://www.nh.gov/
Please keep in mind that we can not guarantee the accuracy or timeliness of the information on this website, so use with care. We encourage you to double-check the information that is critical to you.
If you've found an error or have additional information that you would like to share, please don't hesitate to write. Click here to contact us.
This page was last modified: 29 Jun 2022