The McArthur post office opened in 1851, the earliest record of the town by name. Two smaller post offices, McArthurtown (1826) and Elk (1852), opened inside today’s town and later closed.
2020 census: 1,783175 years
How historic is McArthur?
B
More historic than 57% of U.S. towns, on its age, its old homes and the National Register.
Founding year: the first McArthur post office (Blevins & Helbock, CC0).The full story ↓
History grade
What drives McArthur’s History grade
On its age, its old homes and the National Register, McArthur is more historic than 57% of U.S. towns. Its share of homes from before 1940 holds the grade up; its age pulls it down.
B
HistoryA character grade: shown, never part of McArthur’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 McArthur’s 4.7 sits near the middle of its state (63% of Ohio towns have fewer) while its 1 listings outnumber those of 51% of U.S. towns.
How sure. Graded on any two of the three inputs instead, the letter would range from C+ to B+. The pre-1940 share is a Census survey estimate (±7.2 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 McArthur’s past
Read from the archive, the National Register and the record. The page puts what stands out first.
McArthur was laid out and platted in 1815. It was originally called McArthurstown and was named for Duncan McArthur, an army general in the War of 1812. The oldest surviving building is the McArthur Hotel, which was built in 1839.
The McArthur post office opened in 1851, the earliest record of the town by name (U.S. post office records).
How does McArthur rank for history?
McArthur is more historic than 57% 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 McArthur?
One place: the Trinity Episcopal Church (listed 1976).
How old are the homes in McArthur?
19% of McArthur’s homes were built before 1940 (Census estimate, ±7.2 points), against a typical 15% for an Ohio town; the median home was built in 1969.
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 (6), the National Register of Historic Places (1), Wikipedia, Wikidata and Wikipedia for famous people, 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.