The Two Rivers Township post office opened in 1857, the earliest record of the town by name. Two smaller post offices, Two Rivers (1857) and North Prairie (1867), opened inside today’s town and later closed.
2020 census: 780169 years
Founding year: the first Two Rivers Township post office (Blevins & Helbock, CC0).The full story ↓
What stands out about Two Rivers Township’s past
Read from the archive, the National Register and the record. The page puts what stands out first.
Two Rivers Township was organized September 5, 1865. It was first named Grant Township but when the name was sent to the State Auditor it was found that a Washington County town already had that name. The name was then changed to Two Rivers, named for the Two River a Mississippi River tributary in Morrison County.
Every edition of the U.S. Geological Survey’s map of Two Rivers Township. Tap a year, or press play to watch the town change.
1948Little Falls 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 Two Rivers Township.
Stories next door
History across the town line
Each neighbor’s History grade, on the same three inputs.
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, 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.