Each edition grades its towns against each other only.
Its Register listing is the Allegheny River Lock and Dam No. 9. Below: 1 old photo or paper and maps from 1901 on.
Madison Township dates its founding to 1824 (Wikidata). Its post office opened in 1868.
Read from the archive, the National Register and the record. The page puts what stands out first.
Six other post offices opened and closed inside today’s town.
US Post Offices dataset (Blevins & Helbock, CC0). Places and cemeteries from the USGS Geographic Names Information System (2021).
The first neighbors to add old photos shape how Madison Township’s history is told.
Every edition of the U.S. Geological Survey’s map of Madison Township. Tap a year, or press play to watch the town change.
U.S. Geological Survey historical topographic maps (public domain), via Esri’s collection of the scans. The red ring marks the center of Madison Township.
From Wikipedia’s history of Madison Township.
The Allegheny River Lock and Dam No. 9 and Bridge between Madison and Mahoning Townships are listed on the National Register of Historic Places.
Madison Township appears in the 1876 Atlas of Armstrong County, Pennsylvania. Its early history is detailed in Robert Walter Smith's 1883 History of Armstrong County.
Text from Wikipedia, licensed CC BY-SA 4.0.
Woven from the archive, old maps, post office records, the National Register and the people born here.
On the mapFirst mapped by the U.S. Geological Survey
In the archiveBuildings designed by Gilbert and others.] [Elevations; sketch renderings
BuiltAllegheny River Lock and Dam No. 9 is builtOne decade in the archive so far: the 1900s. Scroll each row; tap a photo for its story.
No then-and-now pairs yet. Take a photo from the same spot as an old one and they appear here side by side.
![Buildings designed by Gilbert and others.] [Elevations; sketch renderings](https://images.townratings.com/story/32808/0cab18777d1258c4b093-l.jpg)
Find the spot, match the angle, and add your photo. It becomes the first then-and-now pair on Madison Township’s page.
Retake this view · +15The country’s official list of buildings and places worth saving.
National Park Service, National Register of Historic Places. Photos from Wikimedia Commons, credited on each place’s page.
Each neighbor’s History grade, on the same three inputs.
In 1824, according to Wikidata. Madison Township’s post office opened in 1868.
One place: the Allegheny River Lock and Dam No. 9 (listed 2000).
What the archives can’t tell you, neighbors can.
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 the Library of Congress (1), Wikidata (1), the National Register of Historic Places (1), Wikipedia, Wikidata and Wikipedia for famous people, 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.
