How Cedar Rapids began, and where its name came from
When was Cedar Rapids founded?
1882
The Cedar Rapids post office opened in 1882, the earliest record of the town by name. Another post office, Dayton (1873), opened inside today’s town and later closed.
2020 census: 382144 years
How did Cedar Rapids get its name?
Cedar Rapids was named from the whitewater on the Cedar River.
Cedar Rapids got its start when the Burlington Railroad was extended to that point. The town site was platted in 1879. It was named from the whitewater on the Cedar River.
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), Wikidata (1), the National Register of Historic Places (2), 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.