The Karthaus Township post office opened in 1826, the earliest record of the town by name. Three smaller post offices, Cataract (1887), Pottersdale (1888) and Belford (1889), opened inside today’s town and later closed.
2020 census: 824200 years
Founding year: the first Karthaus Township post office (Blevins & Helbock, CC0).
What stands out about Karthaus Township’s past
Read from the archive, the National Register and the record. The page puts what stands out first.
Wikipedia doesn’t have a history of Karthaus Township yet. The photos, dates and memories neighbors add here are how it gets written.
Karthaus is an unincorporated community in Clearfield County, Pennsylvania, United States. The community is located along Pennsylvania Route 879, 18.2 miles (29.3 km) east-northeast of Clearfield. Karthaus has a post office with ZIP code 16845, which opened on April 24, 1826. The community was named after Peter A. Karthaus, the proprietor of a local blast furnace.
Its first post office opened in 1826. Its population held steady between the last two censuses: 811 in 2010, 824 in 2020.
Intro from Wikipedia. Population: U.S. Census Bureau.
By decade
No old photos in the archives yet
Weddings on Main Street, storms, parades, school pictures, the old store. If it’s in your family album, it belongs here.
Be the first to add onePhotograph a print flat, in daylight, no flash.
Every edition of the U.S. Geological Survey’s map of Karthaus Township. Tap a year, or press play to watch the town change.
1929Karthaus 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 Karthaus Township.
Famous people
Famous people close to Karthaus Township
Nobody well known was born in Karthaus Township itself, so here are the best known from just nearby.
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 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.