29% of Benton Township’s homes were built before 1940
Its Register listings are the Johann Schimmelpfennig Farmstead and the Harms, J. Carsten and Magaretha, Farmhouse. Its Register listings are the Johann Schimmelpfennig Farmstead and the Harms, J. Carsten and Magaretha, Farmhouse. Below: 1 old photo or paper, maps from 1957 on, and the census since 1880.
Cologne was platted in 1880, and incorporated in 1881. The community was named for Cologne, Germany.
In 1939, the town of Cologne was preserved on film in the amateur short subject Cologne: From the Diary of Ray and Esther, which chronicles aspects of life in the German-American community prior to the American engagement in World War II. The film was named to the National Film Registry in 2001, and is one of only a half-dozen amateur works to be included on the list.
In March 2015 the city of Cologne, Minnesota hired Jesse Dickson as their city administrator.
Nothing in the archives for these yearsWeddings 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 Benton Township. Tap a year, or press play to watch the town change.
1957Waconia sheet · 1:62,500
U.S. Geological Survey historical topographic maps (public domain), via Esri’s collection of the scans. The red ring marks the center of Benton Township.
Then & now
Stand where they stood
No then-and-now pairs yet. Take a photo from the same spot as an old one and they appear here side by side.
Retake this viewCologne State Bank (ca. 1915), c. 1915
Find the spot, match the angle, and add your photo. It becomes the first then-and-now pair on Benton Township’s page.
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 (6), the National Register of Historic Places (2), 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.