Wikipedia doesn’t have a history of Florence yet. The photos, dates and memories neighbors add here are how it gets written.
Florence is a town in northwestern Codington County, South Dakota, United States. It is part of the Watertown, South Dakota Micropolitan Statistical Area. The population was 337 at the 2020 census. Florence was named for a lady acquaintance of a railroad employee.
Its first post office opened in 1906. Between the 2010 and 2020 censuses its population fell from 374 to 337 (-10%).
Intro from Wikipedia. Population: U.S. Census Bureau.
Timeline
Florence, 1892 to 1973
Woven from the archive, old maps, post office records, the National Register and the people born here.
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.
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 (2), the National Register of Historic Places (1), Wikidata and Wikipedia for famous people, U.S. Geological Survey historical maps, U.S. Census counts (via Wikipedia), 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.