A Gazetteer for the United States and Canada

Portsmouth, Iowa

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The location of Portsmouth

Welcome to Portsmouth ...

The city of Portsmouth is located in Shelby County.

The location of Portsmouth has been provided by the Geographic Names Information System (ie- the GNIS).<1>

When the people of Portsmouth refer to themselves (known as a demonym), they frequently use Portsmouthite<2>

From the  Census Estimates for 2018, Portsmouth has a population of 180 people<3> (see below for details).

Portsmouth is 1,230 feet [375 m] above sea level.<4>.

Time Zone: Portsmouth lies in the Central Time Zone (CST/CDT) and observes daylight saving time

Portsmouth is located in the (712) area code.

The ZIP code for Portsmouth: 51565<5>

Population Details ...

At the time of the 2010 Census, Portsmouth had a population of 195 people. This makes Portsmouth the county's 8th most populous community.

With a 2010 count of 195 people, the population of Portsmouth decreased 13.33% from the 2000 Census (which had a count of 225 people).

Taken from the 2018 Census Estimates, Portsmouth had an population of 180 people. This is a decrease of 7.69% since the 2010 Census (or a decrease of 20% since the 2000 Census).

More information can be found on the Census Page for Portsmouth.

Communities near Portsmouth ...

A sample of nearby communities can be found below.

Harlan   [Map]

Lies 9 miles [14.5 km]<6> to the East (E) of Portsmouth

Avoca   [Map]

Lies 14 miles [22.5 km] to the Southeast (SE) of Portsmouth

Located in Pottawattamie County

Logan   [Map]

Lies 14 miles [22.5 km] to the West (W) of Portsmouth

Located in Harrison County

Woodbine   [Map]

Lies 11 miles [17.7 km] to the Northwest (NW) of Portsmouth

Located in Harrison County

Dunlap   [Map]

Lies 14 miles [22.5 km] to the North (N) of Portsmouth

Located in Harrison County

Neola   [Map]

Lies 14 miles [22.5 km] to the South (S) of Portsmouth

Located in Pottawattamie County

Walnut   [Map]

Lies 19 miles [30.6 km] to the Southeast (SE) of Portsmouth

Located in Pottawattamie County

Shelby   [Map]

Lies 10 miles [16.1 km] to the South (S) of Portsmouth

Minden   [Map]

Lies 12 miles [19.3 km] to the South (S) of Portsmouth

Located in Pottawattamie County

Dow City   [Map]

Lies 19 miles [30.6 km] to the North (N) of Portsmouth

Located in Crawford County

To learn more about neighboring communities and counties, please visit the Nearby 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 Kentucky, Michigan, New Hampshire, North Carolina, Ohio, Ontario, Rhode Island and Virginia (2).

For more information, see our Tidbits & Trivia Page for Portsmouth.

Our Genealogy Helper Page ...

We have a couple of sections for those tracing their genealogy.

  • We have a list of cemeteries that are in the area around Portsmouth. If available, we provide a satellite view of the cemetery.
  • 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 community had a post office or railroad service in 1895.
  • We also have a detailed list of newspapers that have been published in the area around Portsmouth.

These sections can be found on our Genealogy Helper 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.

Other Roadside Stops ...

Communities in Iowa

About Shelby County

About Iowa

Off-the-Road Links ...

Unfortunately, we don't know of a website for Portsmouth. If you can help, please contact us through our Feedback Page.

The official website for Shelby County:

The official website for State of Iowa:

Footnotes ...

<1>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 have found that accuracy can vary and you should double-check the location if accuracy is required.

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<2>A demonym is the name for a resident of a community which is usually derived from (or is related to) the name of that community. In other words, it's how the residents of Portsmouth refer to themselves. It's important to note that there aren't any rules for taking a city's name and turning it into a demonym. A demonym is informal and while the majority of Portsmouth may use one name, keep in mind that others may use something different.

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<3>Population counts have been provided by the U.S. Census Bureau. For more detail, please visit our Census Page for Portsmouth.

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<4>The elevation is an estimate for the area around Portsmouth - it will be higher in some places and lower in others.

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<5>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 city (such as Portsmouth). When looking for a ZIP Code, whether Portsmouth or elsewhere, it's always best to check the website of the United States Postal Service (USPS).

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<6>Our distances are not driving distances, but are calculated as a 'straight-line' (or point-to-point) distance. A straight line distance ignores obstructions like rivers, canyons, lakes, et cetera - it's truly a line from Point A (ie- Portsmouth) to Point B.

If you need the driving distance (or directions), we recommend that you use one of the Mapping Services listed on our Map Page for Portsmouth. Since we usually use Google Maps for our own planning, we've provided the following link for your convenience: Google Map and Driving Directions starting from Portsmouth

Our distance measurements begin at a specific point in Portsmouth. The point we use is located at these GPS coordinates - Latitude: 41.6504, Longitude: -95.5193     [Map].   In this case, the coordinates for Portsmouth have been provided by the Geographic Names Information System (GNIS).

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This page was last modified: 19 Jul 2019