Wikipedia doesn’t have a history of Cumberland yet. The photos, dates and memories neighbors add here are how it gets written.
Cumberland is a city in Cass County, Iowa, United States that was founded in 1884. The population was 251 at the time of the 2020 census. Cumberland's sister community is Massena, Iowa.
Its first post office opened in 1885. Between the 2010 and 2020 censuses its population fell from 262 to 251 (-4%).
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 (3), 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.