Most of Potter Township was built recently: 3% of its homes predate 1940 and the median home dates from 1978. Below: 1 old photo or paper, maps from 1901 on, and the census since 1970.
From Potter Township’s archive · credits on each photo
Quick answers
How Potter Township began
When was Potter Township founded?
1859
The Potter Township post office opened in 1859, the earliest record of the town by name. Three smaller post offices, Potter (1859), Bellowsville (1874) and Josephtown (1931), opened inside today’s town and later closed.
First census: 484 in 19702020 census: 520167 years
Founding year: the first Potter Township post office (Blevins & Helbock, CC0).
What stands out about Potter Township’s past
Read from the archive, the National Register and the record. The page puts what stands out first.
Three other post offices opened and closed inside today’s town.
Potter
1859–1861
Bellowsville
1874–1902
Josephtown
1931–1933
18501940today
Hamlets and corners on the map
BellowsvilleJosephtown
US Post Offices dataset (Blevins & Helbock, CC0). Places and cemeteries from the USGS Geographic Names Information System (2021).
On the map
Potter Township on the map, 1901 to 1979
Every edition of the U.S. Geological Survey’s map of Potter Township. Tap a year, or press play to watch the town change.
1901Beaver sheet · 1:62,500
U.S. Geological Survey historical topographic maps (public domain), via Esri’s collection of the scans. The red ring marks the center of Potter Township.
The story so far
Potter Township, in brief
Wikipedia doesn’t have a history of Potter Township yet. The photos, dates and memories neighbors add here are how it gets written.
Potter Township is a township in Beaver County, Pennsylvania, United States. It is part of the Greater Pittsburgh metropolitan area. The population was 522 at the 2020 census. It is home to the Shell Pennsylvania Petrochemicals Complex.
Its first post office opened in 1859. Between the 2010 and 2020 censuses its population fell from 548 to 520 (-5%).
Intro from Wikipedia. Population: U.S. Census Bureau.
Timeline
Potter Township, 1850 to 1933
Woven from the archive, old maps, post office records, the National Register and the people born here.
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). How TownRatings grades history →
From Wikimedia Commons (6), 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.