Karthaus is a township in Clearfield County, Pennsylvania, home to about 762 people across 35 square miles. Its ZIP codes are 16845 and 16871, and parts of 16836 are in Karthaus too.
Homes sold for a median of $174 per square foot in the three months ending August 2026, a seller’s market.
Mostly Karthaus; also Burnside Township (Centre County) and Covington Township (Clearfield County)
Mostly Karthaus; also West Keating
Mostly Girard Township (Clearfield County); part is in Karthaus
Each card is that ZIP code’s whole market, including any part outside Karthaus. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Karthaus’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | Pittsburgh International Airport (PIT)120 miles away |
|---|---|
| Closer regional airport | State College Regional Airport (SCE)23 miles away |
| Nearest city of 250,000+ | Pittsburgh, PA110 miles away |
| Nearest city of 1 million+ | Philadelphia, PA173 miles away |
Straight-line distances from the center of Karthaus; driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Karthaus had 824 residents in the 2020 census, up 2% since 2000.
It’s the 1948th largest of 2,568 towns in Pennsylvania by population.
Clearfield County grew from 80,614 residents in 1900 to 80,562 in 2020.
Clearfield County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 82°F in summer, and winter lows average 14°F. About 44.7 inches of rain and melted snow fall in a typical year, with about 50 inches of snow.
Source: NOAA 1991–2020 climate normals, Clarence, PA weather station (10 miles away).
25,320 jobs at 1,910 businesses in Clearfield County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
1 doctors and other health care providers list an office in Karthaus’s ZIP codes.
Nearest hospitals
Providers with an office here
| Nurse practitioners and physician assistants | 1 |
|---|
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances; providers from the CMS National Plan and Provider Enumeration System (NPPES), by practice address and primary specialty.
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Shares ZIP codes with Girard Township (Clearfield County), Covington Township (Clearfield County), Burnside Township (Centre County), Goshen and West Keating.
Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.