The West Penn Township post office opened in 1828, the earliest record of the town by name. Eight smaller post offices, West Penn (1828), Kepner's (1833) and Mantz (1883), opened inside today’s town and later closed.
2020 census: 4,370198 years
How historic is West Penn Township?
B
More historic than 63% of U.S. towns, on its age, its old homes and the National Register.
Founding year: the first West Penn Township post office (Blevins & Helbock, CC0).
History grade
What drives West Penn Township’s History grade
On its age, its old homes and the National Register, West Penn Township is more historic than 63% of U.S. towns, #572 of 1,035 in Pennsylvania. Its age holds the grade up; its National Register listings pull it down.
B
HistoryA character grade: shown, never part of West Penn Township’s overall grade.
Pennsylvania towns list about as much on the Register as the country (a typical Pennsylvania town has 2.1 per 10,000 residents, the U.S. 2.4), so West Penn Township’s 0.0 sits below most of its state (25% of Pennsylvania 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 B− to A−. The pre-1940 share is a Census survey estimate (±6.4 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 West Penn Township’s past
Read from the archive, the National Register and the record. The page puts what stands out first.
Every edition of the U.S. Geological Survey’s map of West Penn Township. Tap a year, or press play to watch the town change.
1956New Tripoli 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 West Penn Township.
Stories next door
History across the town line
Each neighbor’s History grade, on the same three inputs.
The West Penn Township post office opened in 1828, the earliest record of the town by name (U.S. post office records).
How does West Penn Township rank for history?
West Penn Township is more historic than 63% of U.S. towns, #572 of 1,035 in Pennsylvania. 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 West Penn Township?
21% of West Penn Township’s homes were built before 1940 (Census estimate, ±6.4 points), against a typical 18% for a Pennsylvania town; the median home was built in 1981.
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.