Welcome to Treynor ...

The city of Treynor is located in Pottawattamie County<1>.

While we don't have a date for the founding of Treynor, you might consider that their post office opened  in 1892.

From the  Census Estimates for 2019, Treynor has a population of 968 people<2> (see below for details).

Treynor is 1,230 feet [375 m] above sea level.<3>.

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

The telephone area code for Treynor: (712)

The ZIP code for Treynor: 51575<4>

Population Details ...

Taken from the 2019 Census Estimates, Treynor had an population of 968 people. This is an increase of 5.33% since the 2010 Census (or an increase of 1.89% since the 2000 Census).

At the time of the 2010 Census, Treynor had a population of 919 people. This makes Treynor the county's 5th most populous community.

The population of Treynor represents 0.03% of the population of Iowa (which has 3,046,355 people), making it the state's 303rd most populous community.

With a 2010 count of 919 people, the population of Treynor decreased 3.26% from the 2000 Census (with a count of 950 people).

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

Communities near Treynor ...

We have created a list of 10 communities that are near Treynor.

• Council Bluffs
  (13 miles [20.9 km] to the west)
  • Jump to our Gazetteer entry for Council Bluffs
  • Council Bluffs is located in Pottawattamie County
  • Population from the 2020 Census: 62,216 people
  • Jump to TripAdvisor's Tourism page for Council Bluffs <5>
• Bellevue
  (16 miles [25.7 km] to the west)
  • Jump to our Gazetteer entry for Bellevue
  • Bellevue is located in Sarpy County (NE)
  • Population from the 2020 Census: 53,270 people
  • Jump to TripAdvisor's Tourism page for Bellevue <5>
• Glenwood
  (14 miles [22.5 km] to the southwest)
  • Jump to our Gazetteer entry for Glenwood
  • Glenwood is located in Mills County
  • Population from the 2020 Census: 5,261 people
  • Jump to TripAdvisor's Tourism page for Glenwood <5>
• Carter Lake
  (16 miles [25.7 km] to the west)
  • Jump to our Gazetteer entry for Carter Lake
  • Carter Lake is located in Pottawattamie County
  • Population from the 2020 Census: 3,793 people
  • Jump to TripAdvisor's Tourism page for Carter Lake <5>
• Oakland
  (12 miles [19.3 km] to the northeast)
  • Jump to our Gazetteer entry for Oakland
  • Oakland is located in Pottawattamie County
  • Population from the 2020 Census: 1,491 people
  • Jump to TripAdvisor's Tourism page for Oakland <5>
• Malvern
  (15 miles [24.1 km] to the south)
  • Jump to our Gazetteer entry for Malvern
  • Malvern is located in Mills County
  • Population from the 2020 Census: 1,105 people
  • Jump to TripAdvisor's Tourism page for Malvern <5>
• Underwood
  (11 miles [17.7 km] to the north)
  • Note: The GPS coordinates that we are using for Underwood have been provided by the GNIS.<6> The coordinates still need to be verified.
  • Jump to our Gazetteer entry for Underwood
  • Underwood is located in Pottawattamie County
  • Population from the 2020 Census: 965 people
  • Jump to TripAdvisor's Tourism page for Underwood <5>
• Neola
  (15 miles [24.1 km] to the north)
  • Jump to our Gazetteer entry for Neola
  • Neola is located in Pottawattamie County
  • Population from the 2020 Census: 890 people
  • Jump to TripAdvisor's Tourism page for Neola <5>
• Carson
  (9 miles [14.5 km] to the east)
  • Jump to our Gazetteer entry for Carson
  • Carson is located in Pottawattamie County
  • Population from the 2020 Census: 813 people
  • Jump to TripAdvisor's Tourism page for Carson <5>
• Crescent
  (15 miles [24.1 km] to the northwest)
  • Note: The GPS coordinates that we are using for Crescent have been provided by the GNIS.<6> The coordinates still need to be verified.
  • Jump to our Gazetteer entry for Crescent
  • Crescent is located in Pottawattamie County
  • Population from the 2020 Census: 618 people
  • Jump to TripAdvisor's Tourism page for Crescent <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 Treynor. Our list includes the location of those cemeteries and we provide an overhead view. See our Cemetery List for Treynor.

Using the information from an 1895 Atlas, we've created a list of communities that were in the area of Treynor. 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 Treynor.

We also have a detailed list of newspapers that have been published in the area around Treynor. See our Newspapers Page for Treynor.

TripAdvisor Tourism Pages for Treynor ...

Looking for more information about Treynor? 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 Treynor, there are neighboring communities that also have Tourism pages. More information about those communities can be found on our TripAdvisor Page for Treynor.

Adding Treynor to Our Gazetteer ...

We originally found mention of Treynor 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 Treynor was in the document titled List of Post Offices from Cameron Blevins and Richard Helbock.<7>

From that list, the Treynor post office opened in 1892.

We also found Treynor on a map titled Rand McNally Map of Iowa (1911).

For more details, see References and Mentions for Treynor.

Off-the-Road Links ...

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

The official website for Pottawattamie County: www.pottcounty.com/

The official website for State of Iowa: https://www.iowa.gov/