Port Allegany is a borough in McKean County, Pennsylvania, home to about 2,356 people across 1.8 square miles. Its ZIP code is 16743.
Homes sold for a median of $107 per square foot in the three months ending August 2026, a buyer’s market.
Mostly Port Allegany; also Liberty Township (McKean County) and Annin
Each card is that ZIP code’s whole market, including any part outside Port Allegany. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Port Allegany’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | Buffalo Niagara International Airport (BUF)81 miles away |
|---|---|
| Closer regional airport | Bradford Regional Airport (BFD)19 miles away |
| Nearest city of 250,000+ | Buffalo, NY80 miles away |
| Nearest city of 1 million+ | Philadelphia, PA206 miles away |
Straight-line distances from the center of Port Allegany; 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.
Port Allegany had 2,135 residents in the 2020 census, down 9% since 2000.
It’s the 1096th largest of 2,568 towns in Pennsylvania by population.
McKean County grew from 51,343 residents in 1900 to 40,432 in 2020.
McKean County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 80°F in summer, and winter lows average 14°F. About 42.6 inches of rain and melted snow fall in a typical year, with about 55 inches of snow.
Source: NOAA 1991–2020 climate normals, Port Allegany, PA weather station (about a mile away).
12,412 jobs at 933 businesses in McKean County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
21 doctors and other health care providers list an office in Port Allegany.
Nearest hospitals
Providers with an office here
| Primary care doctors | 2 |
|---|---|
| Dentists | 5 |
| Nurse practitioners and physician assistants | 7 |
| Mental health providers | 3 |
| Physical and occupational therapists | 1 |
| Optometrists | 2 |
| Chiropractors | 1 |
| Pharmacies | 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.
Public schools here are run by Port Allegany SD, Seneca Highlands Career and Technical Center. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Port Allegany El SchPort Allegany | Pre-K–6 | 508 | Public | 0.7 mi |
| Port Allegany JSHSPort Allegany | 7–12 | 379 | Public | 0.5 mi |
| Seneca Highlands Career and Technical CenterPort Allegany | 10–12 | 1 | Career and Technical | 0.8 mi |
| School | Grades | Students | Affiliation | Distance |
|---|---|---|---|---|
| Pine Grove Amish SchoolPort Allegany | 1–7 | 22 | Amish | 3.9 mi |
| Valley View Amish SchoolPort Allegany | 1–8 | 19 | Amish | 3.6 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools; Private School Universe Survey (2023-2024) for private schools. Listed by address; we don’t rate schools.
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Shares ZIP codes with Liberty Township (McKean County), Annin and Pleasant Valley.
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.