Portage dates to 1854, and 27% of its homes were built before 1940
More historic than 84% of U.S. towns · #67 of 362 in Wisconsin. What drives it
8 places in town are on the National Register, among them four historic districts with 325 buildings between them. Below: 2 old photos and papers, maps from 1885 on, and the census since 1850.
Founding year: Wikidata. First post office: 1850.The full story ↓
History grade
What drives Portage’s History grade
On its age, its old homes and the National Register, Portage is more historic than 84% of U.S. towns, #67 of 362 in Wisconsin. Its National Register listings hold the grade up; its age pulls it down.
A−
HistoryA character grade: shown, never part of Portage’s overall grade.
Wisconsin towns list more on the Register than most of the country (a typical Wisconsin town has 3.0 per 10,000 residents, the U.S. 2.4), so Portage’s 320 sits above most of its state (99% of Wisconsin towns have fewer) while its 328 historic buildings outnumber those of 96% 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 (±3.9 points). Two sources give 1854.
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 Portage’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 Native American tribes that once lived here, and later the European traders and settlers, took advantage of the lowlands between the Fox and Wisconsin Rivers as a natural "portage". This is reflected in indigenous names for the town, such as the Menominee name Kahkāmohnakaneh, which means "at the short cut". In May 1673, Jacques Marquette joined the expedition of Louis Jolliet, a French-Canadian explorer, to find the Mississippi River. They departed from St. Ignace on May 17, with two canoes and five voyageurs of French-Indian ancestry (Métis). They followed Lake Michigan to Green Bay and up the Fox River, nearly to its headwaters. From there, they were told to portage their canoes a distance of slightly less than two miles through marsh and oak plains to the Wisconsin River. Later, French fur traders described the place as "le portage", which eventually lent itself to the name of t…
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 1854, according to Wikidata. Portage’s post office opened in 1850, and the census of 1850 counted 603 people here.
How does Portage rank for history?
Portage is more historic than 84% of U.S. towns, #67 of 362 in Wisconsin. 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 Portage?
8 listings: 3 buildings, among them the Old Indian Agency House (listed 1972, the first), 4 historic districts with 325 contributing buildings, and 1 site. 328 historic buildings in all.
How old are the homes in Portage?
27% of Portage’s homes were built before 1940 (Census estimate, ±3.9 points), against a typical 12% for a Wisconsin town; the median home was built in 1962.
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 (2), Wikidata (4), the National Register of Historic Places (8), 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.
