O'Hara is a township in Allegheny County, Pennsylvania, home to about 9,109 people across 7.0 square miles. Its ZIP codes are 15215 and 15238, and parts of 15116 are in O'Hara too.
Homes sold for a median of $254 per square foot across 2 ZIP codes in the three months ending August 2026, and all of them were seller’s markets.
Mostly O'Hara; also Sharpsburg and Aspinwall
Mostly O'Hara; also Fox Chapel and Indiana Township
Mostly Shaler; part is in O'Hara
Each card is that ZIP code’s whole market, including any part outside O'Hara. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up O'Hara’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)18 miles away |
|---|---|
| Nearest city of 250,000+ | Pittsburgh, PA7 miles away |
| Nearest city of 1 million+ | Philadelphia, PA254 miles away |
Straight-line distances from the center of O'Hara; 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.
O'Hara had 9,284 residents in the 2020 census, up 5% since 2000.
It’s the 295th largest of 2,568 towns in Pennsylvania by population.
Allegheny County grew from 775,058 residents in 1900 to 1,250,578 in 2020.
Allegheny 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 19°F. About 44.7 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Acmetonia Lock 3, PA weather station (5 miles away).
709,774 jobs at 33,812 businesses in Allegheny County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
856 doctors and other health care providers list an office in O'Hara’s ZIP codes.
Nearest hospitals
Providers with an office here
| Primary care doctors | 91 |
|---|---|
| Specialist doctors | 151 |
| Dentists | 46 |
| Nurse practitioners and physician assistants | 141 |
| Mental health providers | 242 |
| Physical and occupational therapists | 162 |
| Optometrists | 8 |
| Chiropractors | 15 |
| Pharmacies | 13 |
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.
Parks (16 nearby)
Grocery stores
Pharmacies
Libraries (1 nearby)
Museums (1 nearby)
Theaters and performance venues (2 nearby)
Counts are within about 2 miles 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.
Established in 1875.
Source: Wikidata (wikidata.org), the free knowledge base; people are listed by place of birth.
Public schools here are run by Fox Chapel Area SD. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Fairview El SchPittsburgh | K–5 | 387 | Public | 1.6 mi |
| Hartwood El SchPittsburgh | K–5 | 386 | Public | 3.8 mi |
| Kerr El SchPittsburgh | K–5 | 426 | Public | 1.1 mi |
| OHara El SchPittsburgh | K–5 | 726 | Public | 2.1 mi |
| Dorseyville MSPittsburgh | 6–8 | 981 | Public | 3.8 mi |
| Fox Chapel Area HSPittsburgh | 9–12 | 1,360 | Public | 1.7 mi |
| School | Grades | Students | Affiliation | Distance |
|---|---|---|---|---|
| Shady Side AcademyPittsburgh | Pre-K–12 | 1,118 | Nonsectarian | 0.8 mi |
| Shady Side AcademyPittsburgh | Pre-K–12 | 1,118 | Nonsectarian | 0.8 mi |
| Shady Side Academy Country Day SchoolPittsburgh | Pre-K–5 | 152 | Nonsectarian | 0.5 mi |
| Watson Institut Social Ctr for Academic AchievemntPittsburgh | 2–12 | 85 | Nonsectarian | 2.5 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 Shaler, Fox Chapel, Sharpsburg, Aspinwall, Indiana Township, Blawnox, Pittsburgh, Harmar, Ross and Hampton.
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.