Founding year: Wikidata; Wikipedia’s history section gives the same year. First post office: 1879. Name: Wikipedia, licensed CC BY-SA 4.0.The full story ↓
History grade
What drives Milbank’s History grade
On its age, its old homes and the National Register, Milbank is more historic than 67% of U.S. towns, #12 of 35 in South Dakota. Its share of homes from before 1940 holds the grade up; its age pulls it down.
B+
HistoryA character grade: shown, never part of Milbank’s overall grade.
South Dakota towns list more on the Register than most of the country (a typical South Dakota town has 37.3 per 10,000 residents, the U.S. 2.4), so Milbank’s 17.0 sits near the middle of its state (54% of South Dakota towns have fewer) while its 6 listings outnumber those of 72% of U.S. towns.
How sure. Graded on any two of the three inputs instead, the letter would range from B− to A−. The pre-1940 share is a Census survey estimate (±7.4 points). Two sources give 1880.
Founding year: Wikidata (other dates in Quick answers). Homes: Census ACS 2020–24. National Register: National Park Service, May 2026 list; each listing counted once (boundary changes and added documentation belong to their listing), and a historic district counts its contributing buildings. How TownRatings grades history →
What stands out about Milbank’s past
Read from the archive, the National Register and the record. The page puts what stands out first.
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.
The city was founded in 1880 when the Chicago, Milwaukee and St. Paul Railway first laid rails into South Dakota. It was named in honor of railroad director Jeremiah Milbank. The city was incorporated in 1881.
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.
In 1880, according to Wikidata and Wikipedia’s history of the town. Milbank’s post office opened in 1879, and the census of 1890 counted 1,207 people here.
How does Milbank rank for history?
Milbank is more historic than 67% of U.S. towns, #12 of 35 in South Dakota. The History grade combines the town’s founding era, the share of homes built before 1940 and its National Register listings. It’s a character grade, so it isn’t part of the overall grade. How it works.
What is on the National Register in Milbank?
6 listings: 5 buildings, among them the First Congregational Church of Milbank (listed 1978, the first), and 1 structure.
How old are the homes in Milbank?
26% of Milbank’s homes were built before 1940 (Census estimate, ±7.4 points), against a typical 10% for a South Dakota town; the median home was built in 1972.
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).
From Wikimedia Commons (1), the Library of Congress (7), Wikidata (4), the National Register of Historic Places (6), 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.