Lake Benton’s post office opened in 1873, and 33% of its homes were built before 1940
Its Register listings are the Lake Benton Opera House, the Ernst Osbeck House and the Lake Benton Opera House and Kimball Building. Below: maps from 1894 on and the census since 1880.
Peaked at 961 in 1940; 687 people lived here in 2020.
15 censuses, 1880–2020.
U.S. Census Bureau decennial counts, from the census table on Lake Benton’s Wikipedia page.
Every building
Lake Benton, building by building, 1894–1917
Fire insurance maps drew every building, what it was made of and what it was used for, so insurers could price the risk of fire. Pick a year, then a sheet.
A post office called Lake Benton has been in operation since 1873. Lake Benton was platted in 1879, and the city took its name from nearby Lake Benton. The county seat was located at Lake Benton from 1882 until 1902.
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 (3), Wikipedia, 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), the USGS Geographic Names Information System and Sanborn fire insurance maps (Library of Congress). Archive images are copied here with their credits and licenses, shown on each photo’s page. Refreshed monthly.