Kaylor Township’s post office opened in 1909, and 44% of its homes were built before 1940
Its Register listing is the South Dakota Dept. of Trans. Bridge No. 34-120-194. Its Register listing is the South Dakota Dept. of Trans. Bridge No. 34-120-194. Below: maps from 1898 on.
The Kaylor Township post office opened in 1909, the earliest record of the town by name. Another post office, Sharon (1877), opened inside today’s town and later closed.
2020 census: 117117 years
Founding year: the first Kaylor Township post office (Blevins & Helbock, CC0).
What stands out about Kaylor 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 Kaylor Township. Tap a year, or press play to watch the town change.
1898Olivet 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 Kaylor Township.
The story so far
Kaylor Township, in brief
Wikipedia doesn’t have a history of Kaylor Township yet. The photos, dates and memories neighbors add here are how it gets written.
Kaylor is a census-designated place (CDP) in Hutchinson County, South Dakota, United States. The population was 30 at the 2020 census. The community's name is a corruption of Taylor, the name of a local rancher.
Its first post office opened in 1909. Between the 2010 and 2020 censuses its population fell from 170 to 117 (-31%).
Intro from Wikipedia. Population: U.S. Census Bureau.
Timeline
Kaylor Township, 1877 to 1909
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 the National Register of Historic Places (1), 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.