The Fremont Township post office opened in 1860, the earliest record of the town by name. Two smaller post offices, Fremont (1860) and Dell (1881), opened inside today’s town and later closed.
2020 census: 800166 years
Founding year: the first Fremont Township post office (Blevins & Helbock, CC0).
What stands out about Fremont Township’s past
Read from the archive, the National Register and the record. The page puts what stands out first.
Every edition of the U.S. Geological Survey’s map of Fremont Township. Tap a year, or press play to watch the town change.
1885Eskridge sheet · 1:125,000
U.S. Geological Survey historical topographic maps (public domain), via Esri’s collection of the scans. The red ring marks the center of Fremont Township.
Places that used to be
Lost post offices, places now gone and burying grounds
Two other post offices opened and closed inside today’s town.
Fremont
1860–1878
Dell
1881–1890
18601940today
Gone or out of use
Delllocale
2cemeteries and burying grounds inside Fremont Township
FrostRosean
US Post Offices dataset (Blevins & Helbock, CC0). Places and cemeteries from the USGS Geographic Names Information System (2021).
The story so far
Fremont Township, in brief
Wikipedia doesn’t have a history of Fremont Township yet. The photos, dates and memories neighbors add here are how it gets written.
Fremont Township is a township in Lyon County, Kansas, United States.
Its first post office opened in 1860. Between the 2010 and 2020 censuses its population fell from 903 to 800 (-11%).
Intro from Wikipedia. Population: U.S. Census Bureau.
Timeline
Fremont Township, 1860 to 1890
Woven from the archive, old maps, post office records, the National Register and the people born here.
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.