The Blue Hill Township post office opened in 1896, the earliest record of the town by name. Another post office, Bluehill (1896), opened inside today’s town and later closed.
2020 census: 2,507130 years
How historic is Blue Hill Township?
D
More historic than 15% of U.S. towns, on its age, its old homes and the National Register.
Founding year: the first Blue Hill Township post office (Blevins & Helbock, CC0).
History grade
What drives Blue Hill Township’s History grade
On its age, its old homes and the National Register, Blue Hill Township is more historic than 15% of U.S. towns, #252 of 273 in Minnesota. Its age holds the grade up; its share of homes from before 1940 pulls it down.
D
HistoryA character grade: shown, never part of Blue Hill Township’s overall grade.
Minnesota towns list about as much on the Register as the country (a typical Minnesota town has 2.1 per 10,000 residents, the U.S. 2.4), so Blue Hill Township’s 0.0 sits below most of its state (23% of Minnesota towns have fewer) while its 0 listings outnumber those of 23% of U.S. towns.
How sure. Graded on any two of the three inputs instead, the letter would range from D to C−. The pre-1940 share (±1.3 points) is firm at this size. The founding year is the first post office, not a stated founding date.
Founding year: the first post office (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 Blue Hill Township’s past
Read from the archive, the National Register and the record. The page puts what stands out first.
Wikipedia doesn’t have a history of Blue Hill Township yet. The photos, dates and memories neighbors add here are how it gets written.
Blue Hill Township is a township in Sherburne County, Minnesota, United States. The population was 762 at the 2000 census. Blue Hill Township was organized in 1877, and named after a feature called Blue Mound.
Its first post office opened in 1896. Between the 2010 and 2020 censuses its population grew from 2,176 to 2,507 (+15%).
Intro from Wikipedia. Population: U.S. Census Bureau.
Timeline
Blue Hill Township, 1896 to 1968
Woven from the archive, old maps, post office records, the National Register and the people born here.
Every edition of the U.S. Geological Survey’s map of Blue Hill Township. Tap a year, or press play to watch the town change.
1968Princeton SW sheet · 1:24,000
U.S. Geological Survey historical topographic maps (public domain), via Esri’s collection of the scans. The red ring marks the center of Blue Hill Township.
Famous people
Famous people close to Blue Hill Township
Nobody well known was born in Blue Hill Township itself, so here are the best known from just nearby.
The Blue Hill Township post office opened in 1896, the earliest record of the town by name (U.S. post office records).
How does Blue Hill Township rank for history?
Blue Hill Township is more historic than 15% of U.S. towns, #252 of 273 in Minnesota. 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.
How old are the homes in Blue Hill Township?
1% of Blue Hill Township’s homes were built before 1940 (Census estimate, ±1.3 points), against a typical 8.1% for a Minnesota town; the median home was built in 1999.
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 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.
