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History · Teton

Teton’s post office opened in 1885, and 32% of its homes were built before 1940

Below: 2 old photos and papers, maps from 1950 on, and the census since 1920.

1885first post office
0on the National Register
32%homes built before 1940
2old photos & papers
From Teton’s archive · credits on each photo
Quick answers

How Teton began

When was Teton founded?

1885

The Teton post office opened in 1885, the earliest record of the town by name.

First census: 537 in 19202020 census: 787141 years
Founding year: the first Teton post office (Blevins & Helbock, CC0).

What stands out about Teton’s past

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

★ What stands out · Help out

Start Teton’s collection

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

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

Teton, in brief

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

Teton is a city in Fremont County, Idaho, United States. The population was 787 at the 2020 census. It is part of the Rexburg, Idaho Micropolitan Statistical Area.

Its first post office opened in 1885. Between the 2010 and 2020 censuses its population grew from 735 to 787 (+7%).

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

From the old history books

What they wrote about Teton in 1926

Passages that mention Teton, cut from the printed page as they were published.

He came to Teton Valley in 1910 to work on the Teton Valley News as a journeyman printer; bought a part interest in the paper and plant, and after working here about nine months, sold out and returned to Montana. The summer following he returned to Teton Valley, bought the Teton Valley News plant, …
History of Teton Valley, Idaho1926 · page 222Read the page →
Read the text

He came to Teton Valley in 1910 to work on the Teton Valley News as a journeyman printer; bought a part interest in the paper and plant, and after working here about nine months, sold out and returned to Montana. The summer following he returned to Teton Valley, bought the Teton Valley News plant, and has been here ever since, actively engaged in the publishing and printing business.

Text read by machine from the scan; it may contain errors.
A sawmill was erected in Teton Canyon by George E. Little, then Ed Morris, with the money Andrew Carnegie, a distant relative, furnished him, erected a mill on Biche Creek; the Seymour boys built a sawmill in Leigh Canyon; then John Penfold and Alma Penfold, in 1890, erected a shingle mill in Mahog…
History of Teton Valley, Idaho1926 · page 154Read the page →
Read the text

A sawmill was erected in Teton Canyon by George E. Little, then Ed Morris, with the money Andrew Carnegie, a distant relative, furnished him, erected a mill on Biche Creek; the Seymour boys built a sawmill in Leigh Canyon; then John Penfold and Alma Penfold, in 1890, erected a shingle mill in Mahogany Canyon. Another mill was soon after built in the timber south of Victor by Ed Blair and one by Edward H. Holden in the west mountains, which was later transferred to Darby Canyon. James

Text read by machine from the scan; it may contain errors.

Scans and text from the Internet Archive. Books published in 1930 or earlier, which are in the public domain.

Timeline

Teton, 1885 to 1976

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

  1. 19th century
  2. 1885Post officeThe Teton post office opens
  3. 20th century
  4. 1950On the mapFirst mapped by the U.S. Geological Survey
  5. 1976In the archiveTeton Dam failure
By decade

Teton, decade by decade

One decade in the archive so far: the 1970s. Scroll each row; tap a photo for its story.

1980s–1990snothing yet
Nothing in the archives for these yearsWeddings on Main Street, storms, parades, school pictures, the old store. If it’s in your family album, it belongs here.
Add from your album
Date unknown1 to date
On the map

Teton on the map, 1950 to 1979

Every edition of the U.S. Geological Survey’s map of Teton. Tap a year, or press play to watch the town change.

Teton on the 1950 USGS mapTeton on the 1979 USGS map1950St Anthony 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 Teton.

Then & now

Stand where they stood

No then-and-now pairs yet. Take a photo from the same spot as an old one and they appear here side by side.

Teton Dam failure
Retake this viewTeton Dam failure, 1976

Find the spot, match the angle, and add your photo. It becomes the first then-and-now pair on Teton’s page.

Retake this view · +15
People over time

Teton, census by census

0200400600800192019401960198020002020Peak: 787

Between 390 and 787 people in every census since 1920.

11 censuses, 1920–2020.

U.S. Census Bureau decennial counts, from the census table on Teton’s Wikipedia page.

Questions about Teton’s history

What year was Teton founded?

The Teton post office opened in 1885, 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 →
Start a conversation
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 Wikimedia Commons (3), the Library of Congress (1), U.S. Geological Survey historical maps, U.S. Census counts (via Wikipedia), the US Post Offices dataset (Blevins & Helbock), the USGS Geographic Names Information System and old county and town histories (Internet Archive). Archive images are copied here with their credits and licenses, shown on each photo’s page. Refreshed monthly.