Lost post offices, old corners and places now gone
Two other post offices opened and closed inside today’s town.
Emmaville
1900–1917
Oran
1903–1909
19001960today
Hamlets and corners on the map
Emmaville
Gone or out of use
Emmaville Post Officepost officeOran Post Officepost office
US Post Offices dataset (Blevins & Helbock, CC0). Places and cemeteries from the USGS Geographic Names Information System (2021).
The story so far
Clay Township, in brief
Wikipedia doesn’t have a history of Clay Township yet. The photos, dates and memories neighbors add here are how it gets written.
Clay Township is a township in Hubbard County, Minnesota, United States. The population was 76 at the 2020 census. Clay Township was named for natural deposits of clay within its borders.
Between the 2010 and 2020 censuses its population grew from 69 to 76 (+10%).
Intro from Wikipedia. Population: U.S. Census Bureau.
Timeline
Clay Township, 1900 to 1972
Woven from the archive, old maps, post office records, the National Register and the people born here.
The U.S. Geological Survey’s map of Clay Township.
1972Mantrap Lake 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 Clay Township.
Stories next door
History across the town line
Each neighbor’s History grade, on the same three inputs.
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.