De Kalb’s post office opened in 1834, and 1 of its places is on the National Register
Most of De Kalb was built recently: 9% of its homes predate 1940 and the median home dates from 1978. Its Register listing is the Kemper County Hospital, (Old). Below: maps from 1963 on and the census since 1920.
Wikipedia doesn’t have a history of De Kalb yet. The photos, dates and memories neighbors add here are how it gets written.
De Kalb is a town in and the county seat of Kemper County, Mississippi, United States. As of the 2020 census, De Kalb had a population of 877. De Kalb is named after General Johann de Kalb, a Franconian-French military officer who served as a major general in the Continental Army during the American Revolutionary War.
Its first post office opened in 1834. Between the 2010 and 2020 censuses its population fell from 1,164 to 877 (-25%).
Intro from Wikipedia. Population: U.S. Census Bureau.
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 (1), 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.