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A Gazetteer for the United States and Canada
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Welcome to Agar ...

The town of Agar is located in Sully County<1>.

The pronunciation of Agar: AY-gahr<2>

While we don't have a date for the founding of Agar, you might consider that their post office opened in 1910.

From the  Census Estimates for 2019, Agar has a population of 78 people<3> (see below for details).

Agar is 1,850 feet [564 m] above sea level.<4>.

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

Note: If you travel west from Agar (for example, toward North Eagle Butte), you will leave Central Time and cross into the Mountain Time Zone (MST/MDT).

Area Code for Agar: 605

The ZIP code for Agar: 57520<5>

Population Details ...

Taken from the 2019 Census Estimates, Agar had an population of 78 people. This is an increase of 2.63% since the 2010 Census (or a decrease of 4.88% since the 2000 Census).

At the time of the 2010 Census, Agar had a population of 76 people (or 5.52% of the total population of Sully County). This makes Agar the county's 4th most populous community.

With a 2010 count of 76 people, the population of Agar decreased 7.32% from the 2000 Census (which had a count of 82 people).

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

Communities near Agar ...

We have created a list of 8 communities that are near Agar.

  • Gettysburg
    (13 miles [20.9 km] to the northeast)
  • Onida
    (9 miles [14.5 km] to the south)
  • Forest City
    (15 miles [24.1 km] to the northwest)
    • Forest City is located in Potter County
    • Jump to our Gazetteer entry for Forest City
  • Okobojo
    (20 miles [32.2 km] to the southwest)
    • Okobojo is located in Sully County
    • Jump to our Gazetteer entry for Okobojo
  • Lebanon
    (21 miles [33.8 km] to the northeast)
  • Blunt
    (22 miles [35.4 km] to the south)
  • Harrold
    (27 miles [43.5 km] to the southeast)
  • Canning
    (30 miles [48.3 km] to the south)
    • Canning is located in Hughes County
    • Jump to our Gazetteer entry for Canning

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 Agar. Our list includes the location of those cemeteries and we provide an overhead view. See our Cemetery List for Agar.

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

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

TripAdvisor Tourism Pages for Agar ...

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

Adding Agar to Our Gazetteer ...

We originally found mention of Agar 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 (so far) for Agar was in the document titled List of Post Offices from Cameron Blevins and Richard Helbock.<7>

From that list, the Agar post office opened in 1910.

For more details, see References and Mentions for Agar.

Footnotes ...

<1>If you're interested in how the shape of South Dakota's counties, including Sully, have changed over time, we recommend the Atlas of Historical County Boundaries.
<2>The pronunciation we've provided is our attempt to give a phonetic pronunciation for Agar. While it might not be exactly right, hopefully it will be close. If we have it wrong or there's a better way to pronounce the name, please contact us through our Feedback Page.
<3>Population counts have been provided by the U.S. Census Bureau. For more detail, please visit our Census Page for Agar.
<4>The elevation is an estimate for the area around Agar - it will be higher in some places and lower in others.
<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 town (such as Agar). When looking for a ZIP Code, whether Agar or elsewhere, it's always best to check the website of the United States Postal Service (USPS).
<6>While we're fans and frequent users of TripAdvisor, you should know that we're also members of the TripAdvisor affiliate program.
<7>A copy of the Blevins & Helbock Post Office list with background information can be found at:

      https://cblevins.github.io/us-post-offices/data-biography/