Founding year: Wikidata. First post office: 1855.The full story ↓
History grade
What drives Plainville’s History grade
On its age, its old homes and the National Register, Plainville is more historic than 59% of U.S. towns, #273 of 283 in Massachusetts. Its age holds the grade up; its National Register listings pull it down.
B
HistoryA character grade: shown, never part of Plainville’s overall grade.
Massachusetts towns list more on the Register than most of the country (a typical Massachusetts town has 46.0 per 10,000 residents, the U.S. 2.4), so Plainville’s 0.0 sits below most of its state (3% of Massachusetts towns have fewer) while its 0 listings outnumber those of 23% of U.S. towns.
NoteThe founding year comes from Wikidata alone; no second source gives 1661.
How sure. Graded on any two of the three inputs instead, the letter would range from C to A−. The pre-1940 share is a Census survey estimate (±3.9 points).
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 Plainville’s past
Read from the archive, the National Register and the record. The page puts what stands out first.
Originally included in a 1635 grant of land for Dedham, Massachusetts, the area was later deemed the Plantation of Wollomonuppoag and then later becoming Wrentham, Massachusetts before Plainville branched out as a separate community. Plainville became an officially recognized town on April 4, 1905, making it the third youngest town in the state, behind Millville (1916) and East Brookfield (1920).
Passages that mention Plainville, cut from the printed page as they were published.
History of Norfolk County, Massachusetts, 1622-19181918 · page 234Read the page →
Read the text
lowing petition was presented to the Legislature, then in session : "To the Honorable Senate and House of Representatives, etc., "The undersigned petitioners, citizens of Wrentham, respectfully represent that they are inhabitants of the Village of Plainville, in said town ; that they are desirous of having said Village of Plainville set off as a separate town under the name of Plainville, or such other name as to the General Court seem suitable ; and that the boundaries of the new town be fixed as follows : Beginning at the northeast boundary stone of the State of Rhode Island; thence in a
Text read by machine from the scan; it may contain errors.
History of Norfolk County, Massachusetts, 1622-19181918 · page 237Read the page →
Read the text
MISCELLANEOUS A fire engine house had been built in the Village of Plainville before the town was incorporated in 1905. This became the property of the Town of Plainville
Text read by machine from the scan; it may contain errors.
Scans and text from the Internet Archive. Books published in 1930 or earlier, which are in the public domain.
By decade
Plainville, decade by decade
3 decades in the archive, from the 1880s to the 1930s. Scroll each row; tap a photo for its story.
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 1661, according to Wikidata. Plainville’s post office opened in 1855, and the census of 1910 counted 1,385 people here.
How does Plainville rank for history?
Plainville is more historic than 59% of U.S. towns, #273 of 283 in Massachusetts. 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 Plainville?
13% of Plainville’s homes were built before 1940 (Census estimate, ±3.9 points), against a typical 21% for a Massachusetts town; the median home was built in 1978.
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 (12), Wikipedia, 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 old county and town histories (Internet Archive). Archive images are copied here with their credits and licenses, shown on each photo’s page. Refreshed monthly.