Dayton is a borough in Armstrong County, Pennsylvania, home to about 521 people across 0.4 square miles. It has no ZIP code of its own: it’s part of 16222.
Homes sold for a median of $138 per square foot in the three months ending August 2026, a seller’s market.
Mostly Wayne Township (Armstrong County); part is in Dayton
Each card is that ZIP code’s whole market, including any part outside Dayton. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Dayton’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)57 miles away |
|---|---|
| Closer regional airport | DuBois Regional Airport (DUJ)29 miles away |
| Nearest city of 250,000+ | Pittsburgh, PA48 miles away |
| Nearest city of 1 million+ | Philadelphia, PA225 miles away |
Straight-line distances from the center of Dayton; 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.
Dayton had 549 residents in the 2020 census, up 1% since 2000.
It’s the 2143rd largest of 2,568 towns in Pennsylvania by population.
Armstrong County grew from 52,551 residents in 1900 to 65,558 in 2020.
Armstrong 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 17°F. About 45.9 inches of rain and melted snow fall in a typical year, with about 35 inches of snow.
Source: NOAA 1991–2020 climate normals, Putneyville 2 Se Dam, PA weather station (4 miles away).
14,258 jobs at 1,288 businesses in Armstrong County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
4 doctors and other health care providers list an office in Dayton.
Nearest hospitals
Providers with an office here
| Dentists | 2 |
|---|---|
| Nurse practitioners and physician assistants | 1 |
| Mental health providers | 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.
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.
Public schools here are run by Armstrong SD. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Dayton El SchDayton | K–6 | 194 | Public | 1.8 mi |
| School | Grades | Students | Affiliation | Distance |
|---|---|---|---|---|
| Daybrook SchoolDayton | 1–8 | 20 | Amish | 2.5 mi |
| Maple Leaf Amish SchoolDayton | 1–8 | 30 | Amish | 1.9 mi |
| Meadow View SchoolDayton | 1–8 | 25 | Amish | 4.1 mi |
| Shannock Valley Amish SchoolDayton | 1–8 | 31 | Amish | 3.5 mi |
| Whipporwill SchoolDayton | 1–8 | 28 | Amish | 0.9 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 Wayne Township (Armstrong County), Cowanshannock, West Mahoning, Rural Valley and Porter Township (Jefferson County).
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.