Orono is a town in Penobscot County, Maine, home to about 11,902 people across 18 square miles. Its ZIP codes are 04469 and 04473.
Homes sold for a median of $198 per square foot in the three months ending August 2026, a seller’s market.
All in Orono
Each card is that ZIP code’s whole market, including any part outside Orono. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Orono’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | Portland International Jetport (PWM)117 miles away |
|---|---|
| Closer regional airport | Bangor International Airport (BGR)8 miles away |
| Nearest city of 250,000+ | Boston, MA211 miles away |
| Nearest city of 1 million+ | New York, NY394 miles away |
Straight-line distances from the center of Orono; 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.
Orono had 11,183 residents in the 2020 census, up 23% since 2000.
It’s the 18th largest of 519 towns in Maine by population.
Penobscot County grew from 76,246 residents in 1900 to 152,199 in 2020.
Penobscot County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 79°F in summer, and winter lows average 6°F. About 44.8 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Old Town 2 W, ME weather station (3 miles away).
60,749 jobs at 4,222 businesses in Penobscot County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
84 doctors and other health care providers list an office in Orono’s ZIP codes.
Nearest hospitals
Providers with an office here
| Primary care doctors | 12 |
|---|---|
| Specialist doctors | 2 |
| Dentists | 4 |
| Nurse practitioners and physician assistants | 17 |
| Mental health providers | 34 |
| Physical and occupational therapists | 11 |
| Optometrists | 1 |
| Chiropractors | 3 |
| 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.
Parks (6 nearby)
Grocery stores (1 nearby)
Pharmacies (1 nearby)
Libraries (3 nearby)
Museums (2 nearby)
Theaters and performance venues (2 nearby)
Counts are within about 3 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 1774.
Notable people born here
Source: Wikidata (wikidata.org), the free knowledge base; people are listed by place of birth.
Public schools here are run by Rsu 26. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Asa C Adams SchoolOrono | Pre-K–5 | 336 | Public | 1.9 mi |
| Orono Middle SchoolOrono | 6–8 | 154 | Public | 1.9 mi |
| Orono High SchoolOrono | 9–12 | 337 | Public | 1.9 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools. Listed by address; we don’t rate schools.
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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.