Polk Borough is a borough in Venango County, Pennsylvania, home to about 615 people across 2.0 square miles. Its ZIP code is 16342.
Homes sold for a median of $123 per square foot in the three months ending August 2026, a seller’s market.
Mostly Polk Borough; also Frenchcreek and Victory
Each card is that ZIP code’s whole market, including any part outside Polk Borough. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Polk Borough’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)62 miles away |
|---|---|
| Closer regional airport | Erie International Tom Ridge Field (ERI)52 miles away |
| Nearest city of 250,000+ | Pittsburgh, PA63 miles away |
| Nearest city of 1 million+ | Philadelphia, PA268 miles away |
Straight-line distances from the center of Polk Borough; 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.
Polk Borough had 634 residents in the 2020 census, down 39% since 2000.
It’s the 2065th largest of 2,568 towns in Pennsylvania by population.
Venango County grew from 49,648 residents in 1900 to 50,454 in 2020.
Venango County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 83°F in summer, and winter lows average 18°F. About 46.5 inches of rain and melted snow fall in a typical year, with about 54 inches of snow.
Source: NOAA 1991–2020 climate normals, Franklin, PA weather station (6 miles away).
14,230 jobs at 1,134 businesses in Venango County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
2 doctors and other health care providers list an office in Polk Borough.
Nearest hospitals
Providers with an office here
| Primary care doctors | 2 |
|---|
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.
Theaters and performance venues
Counts are within about 1 mile of the center of town.
Source: Map data © OpenStreetMap contributors (openstreetmap.org/copyright), as mapped by volunteers; it can miss places or include closed ones.
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Shares ZIP codes with Frenchcreek, Victory, Mineral, Irwin Township, Sandycreek, Clinton Township (Venango County) and Sandy Lake Township.
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.