Tyonek’s post office opened in 1934
Most of Tyonek was built recently: 6% of its homes predate 1940 and the median home dates from 1969.
How Tyonek began
When was Tyonek founded?
The Tyonek post office opened in 1934, the earliest record of the town by name. Three smaller post offices, Tyoonok (1896), Beluga (1909) and Moquawkie (1915), opened inside today’s town and later closed.
Lost post offices, old corners and places now gone
Tyonek’s post office has been open since 1934. Three other post offices opened and closed inside today’s town.
US Post Offices dataset (Blevins & Helbock, CC0). Places and cemeteries from the USGS Geographic Names Information System (2021).
History across the town line
Each neighbor’s History grade, on the same three inputs.
Questions about Tyonek’s history
What year was Tyonek founded?
The Tyonek post office opened in 1934, the earliest record of the town by name (U.S. post office records).
Memory lane
What the archives can’t tell you, neighbors can.
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 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.