How Perry Township came to be
From Wikipedia’s history of Perry Township.
The Dreibelbis Mill and Jacob Leiby Farm are listed on the National Register of Historic Places.
Text from Wikipedia, licensed CC BY-SA 4.0.
Each edition grades its towns against each other only.
More historic than 75% of U.S. towns · #399 of 1,035 in Pennsylvania. What drives it
Its Register listing is the Dreibelbis Mill. Below: 3 old photos and papers, maps from 1909 on, and the census since 1980.
More historic than 75% of U.S. towns, on its age, its old homes and the National Register.
On its age, its old homes and the National Register, Perry Township is more historic than 75% of U.S. towns, #399 of 1,035 in Pennsylvania. All 2 inputs are above most U.S. towns; its share of homes from before 1940 ranks highest and its National Register listings lowest.
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 Perry Township’s 4.0 sits near the middle of its state (64% of Pennsylvania towns have fewer) while its 1 listings outnumber those of 51% of U.S. towns.
Founding year: our sources. 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 →
Read from the archive, the National Register and the record. The page puts what stands out first.
The first neighbors to add old photos shape how Perry Township’s history is told.
Every edition of the U.S. Geological Survey’s map of Perry 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 Perry Township.
From Wikipedia’s history of Perry Township.
The Dreibelbis Mill and Jacob Leiby Farm are listed on the National Register of Historic Places.
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.
2 decades in the archive, from the 1860s to the 1880s. 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.

Find the spot, match the angle, and add your photo. It becomes the first then-and-now pair on Perry 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.
Between 2,417 and 2,517 people in every census since 1980.
4 censuses, 1980–2010.
U.S. Census Bureau decennial counts, from the census table on Perry Township’s Wikipedia page.
Old hamlets and crossroads still carry their names on the map.
Places and cemeteries from the USGS Geographic Names Information System (2021).
Each neighbor’s History grade, on the same three inputs.
Perry Township is more historic than 75% of U.S. towns, #399 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.
One place: the Dreibelbis Mill (listed 1990).
21% of Perry 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 1975.
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).
From Wikimedia Commons (7), the Library of Congress (1), the National Register of Historic Places (1), Wikipedia, U.S. Geological Survey historical maps, U.S. Census counts (via Wikipedia) 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.




1909Hamburg sheet · 1:62,500