Each edition grades its towns against each other only.
Below: maps from 1961 on and the census since 1940.
Denham dates its founding to 1908 (Wikipedia’s history). The census first counted it in 1940.
Read from the archive, the National Register and the record. The page puts what stands out first.
The first neighbors to add old photos shape how Denham’s history is told.
From Wikipedia’s history of Denham.
Denham was established in 1908 and incorporated in February 1939. Denham was named for an employee of the Soo Line Railroad. The post office began in 1909, and remained in operation until 1974. Denham had a depot on the Soo Railroad.
Text from Wikipedia, licensed CC BY-SA 4.0.
Woven from the archive, old maps, post office records, the National Register and the people born here.
On the mapFirst mapped by the U.S. Geological SurveyWeddings on Main Street, storms, parades, school pictures, the old store. If it’s in your family album, it belongs here.
Every edition of the U.S. Geological Survey’s map of Denham. Tap a year, or press play to watch the town change.
U.S. Geological Survey historical topographic maps (public domain), via Esri’s collection of the scans. The red ring marks the center of Denham.
Between 35 and 96 people in every census since 1940.
9 censuses, 1940–2020.
U.S. Census Bureau decennial counts, from the census table on Denham’s Wikipedia page.
Denham had its own post office from 1909 to 1974.
US Post Offices dataset (Blevins & Helbock, CC0). Places and cemeteries from the USGS Geographic Names Information System (2021).
Each neighbor’s History grade, on the same three inputs.
In 1908, according to Wikipedia’s history of the town. Denham’s post office opened in 1909, and the census of 1940 counted 90 people here.
What the archives can’t tell you, neighbors can.
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 Wikipedia, 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.
