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History · Agder Township

Agder Township’s post office opened in 1909

Most of Agder Township was built recently: 0.0% of its homes predate 1940 and the median home dates from 1971. Below: maps from 1961 on.

1909first post office
0on the National Register
0.0%homes built before 1940
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Quick answers

How Agder Township began

When was Agder Township founded?

1909

The Agder Township post office opened in 1909, the earliest record of the town by name. Another post office, Agder (1909), opened inside today’s town and later closed.

2020 census: 112117 years
Founding year: the first Agder Township post office (Blevins & Helbock, CC0).

What stands out about Agder Township’s past

Read from the archive, the National Register and the record. The page puts what stands out first.

A history waiting to be writtenNo old photos of Agder Township are in the public archives yet. The rest are in attics and albums.
★ What stands out · Help out

Start Agder Township’s collection

The first neighbors to add old photos shape how Agder Township’s history is told.

Decades since 1900 with photos
00s10s20s30s40s50s60s70s80s90s
0 of 10 decades. The empty ones are waiting for someone’s album.
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The story so far

Agder Township, in brief

Wikipedia doesn’t have a history of Agder Township yet. The photos, dates and memories neighbors add here are how it gets written.

Agder Township is a township in Marshall County, Minnesota, United States. The population was 108 at the 2000 census. Agder Township was organized in 1902, and named after Agder, a historical district of Norway.

Its first post office opened in 1909. Between the 2010 and 2020 censuses its population grew from 109 to 112 (+3%).

Intro from Wikipedia. Population: U.S. Census Bureau.

Timeline

Agder Township, 1909 to 1961

Woven from the archive, old maps, post office records, the National Register and the people born here.

  1. 20th century
  2. 1909Post officeThe Agder post office opens
  3. 1910Post officeThe Agder post office closes
  4. 1961On the mapFirst mapped by the U.S. Geological Survey
By decade

No old photos in the archives yet

Weddings on Main Street, storms, parades, school pictures, the old store. If it’s in your family album, it belongs here.

Be the first to add onePhotograph a print flat, in daylight, no flash.
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On the map

Agder Township on the map in 1961

The U.S. Geological Survey’s map of Agder Township.

Agder Township on the 1961 USGS map1961Thief River Falls NE sheet · 1:24,000

U.S. Geological Survey historical topographic maps (public domain), via Esri’s collection of the scans. The red ring marks the center of Agder Township.

Places that used to be

Lost post offices and burying grounds

Another post office, Agder, opened and closed inside today’s town.

1cemetery inside Agder Township
Bethlehem

US Post Offices dataset (Blevins & Helbock, CC0). Places and cemeteries from the USGS Geographic Names Information System (2021).

Stories next door

History across the town line

Each neighbor’s History grade, on the same three inputs.

East Valley TownshipIts storynot graded: under 1,000 residents or part of its townGrand Plain TownshipIts storynot graded: under 1,000 residents or part of its townSilverton TownshipIts storynot graded: under 1,000 residents or part of its townExcel TownshipIts storynot graded: under 1,000 residents or part of its townNorth TownshipIts storynot graded: under 1,000 residents or part of its town

Questions about Agder Township’s history

What year was Agder Township founded?

The Agder Township post office opened in 1909, the earliest record of the town by name (U.S. post office records).

Memory lane

What the archives can’t tell you, neighbors can.

Town Square →
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Sources

Where this page comes from

Founding dates: Wikidata, Wikipedia, the U.S. post office records of Blevins & Helbock (CC0) and the Census. Homes by year built: Census ACS 2020–24. National Register of Historic Places: National Park Service (list of May 22, 2026). Old photos, postcards and papers: Wikimedia Commons, the Library of Congress and other public archives, credited on each item’s page. Maps: U.S. Geological Survey historical topographic maps (via Esri) and Sanborn fire-insurance maps (Library of Congress). History text and census tables: Wikipedia (CC BY-SA 4.0). Places that used to be: USGS Geographic Names Information System (2021). How TownRatings grades history →

From U.S. Geological Survey historical maps, the US Post Offices dataset (Blevins & Helbock) and the USGS Geographic Names Information System. Archive images are copied here with their credits and licenses, shown on each photo’s page. Refreshed monthly.