Most of Millbury was built recently: 9% of its homes predate 1940 and the median home dates from 1979. Below: maps from 1900 on and the census since 1880.
Founding year: the first Millbury post office (Blevins & Helbock, CC0).The full story ↓
History grade
What drives Millbury’s History grade
On its age, its old homes and the National Register, Millbury is more historic than 26% of U.S. towns. Its share of homes from before 1940 holds the grade up; its National Register listings pull it down.
C
HistoryA character grade: shown, never part of Millbury’s overall grade.
Ohio towns list about as much on the Register as the country (a typical Ohio town has 2.9 per 10,000 residents, the U.S. 2.4), so Millbury’s 0.0 sits below most of its state (23% of Ohio 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 C− to C. The pre-1940 share is a Census survey estimate (±4.5 points). 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 Millbury’s past
Read from the archive, the National Register and the record. The page puts what stands out first.
Previously, the site of Millbury was known as Clay Junction. Millbury was platted in 1864, and named after Millbury, Massachusetts. A post office called Millbury has been in operation since 1857. Millbury was incorporated in 1874.
At approximately 11:15 PM on June 5, 2010, an EF4 tornado tore through the town, destroying at least 50 homes and killing seven people. This tornado also destroyed the Lake Township Administration Building and Police Department, and Lake High School. Governor Ted Strickland declared a state of emergency.
The Millbury post office opened in 1857, the earliest record of the town by name (U.S. post office records).
How does Millbury rank for history?
Millbury is more historic than 26% of U.S. towns. 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 Millbury?
9% of Millbury’s homes were built before 1940 (Census estimate, ±4.5 points), against a typical 15% for an Ohio town; the median home was built in 1979.
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 (5), Wikipedia, U.S. Geological Survey historical maps, U.S. Census counts (via Wikipedia), 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.