Its Register listings are the Orne Covered Bridge and the Irasburg Town Hall. Below: 5 old photos and papers, maps from 1920 on, and the census since 1800.
Founding year: Wikidata; Wikipedia’s history section gives the same year. First post office: 1818.The full story ↓
History grade
What drives Irasburg’s History grade
On its age, its old homes and the National Register, Irasburg is more historic than 74% of U.S. towns. Its age holds the grade up; its National Register listings pull it down.
B+
HistoryA character grade: shown, never part of Irasburg’s overall grade.
Vermont towns list more on the Register than most of the country (a typical Vermont town has 147 per 10,000 residents, the U.S. 2.4), so Irasburg’s 14.5 sits below most of its state (26% of Vermont towns have fewer) while its 2 listings outnumber those of 60% 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 (±8.3 points). Two sources give 1781.
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 Irasburg’s past
Read from the archive, the National Register and the record. The page puts what stands out first.
The land now known as Irasburg was granted on February 23, 1781, to Ira Allen, by the General Assembly of Vermont. The lands of Vermont were then claimed by both New Hampshire and New York. The Continental Congress ordered that the land would not be distributed until the inhabitants of New York, New Hampshire, and the land known as "Vermont" had resolved the conflict of who truly owned the land. The General assembly of Vermont ignored this order, however, and Vermont was granted to 40–70 individuals. Ira Allen, the person known to have been granted the most land, was born in Colchester in 1790 and attended Middlebury College and the University of Vermont. The Allens leased the land that they had received to settlers. Although Ira Allen was the first to be granted land, Irasburg's first settler was Caleb Leach in 1798. No land was conveyed by deed, however, until Ira H. Allen, son of Ira…
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 1781, according to Wikidata and Wikipedia’s history of the town. Irasburg’s post office opened in 1818, and the census of 1800 counted 15 people here.
How does Irasburg rank for history?
Irasburg is more historic than 74% 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.
What is on the National Register in Irasburg?
Two places: the Orne Covered Bridge (listed 1974) and the Irasburg Town Hall (1994).
How old are the homes in Irasburg?
23% of Irasburg’s homes were built before 1940 (Census estimate, ±8.3 points), against a typical 22% for a Vermont town; the median home was built in 1988.
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 (4), the Library of Congress (5), the National Register of Historic Places (2), 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) 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.