Gaston is a city in Washington County, Oregon, home to about 605 people across 0.3 square miles. It has no ZIP code of its own: it’s part of 97119.
Homes sold for a median of $300 per square foot in the three months ending August 2026, a buyer’s market.
Part is in Gaston, part in Cherry Grove
Each card is that ZIP code’s whole market, including any part outside Gaston. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Gaston’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | Portland International Airport (PDX)29 miles away |
|---|---|
| Nearest city of 250,000+ | Portland, OR26 miles away |
| Nearest city of 1 million+ | Los Angeles, CA828 miles away |
Straight-line distances from the center of Gaston; 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.
Gaston had 676 residents in the 2020 census, up 13% since 2000.
It’s the 270th largest of 420 towns in Oregon by population.
Washington County grew from 14,467 residents in 1900 to 600,372 in 2020.
Washington 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 33°F. About 46.6 inches of rain and melted snow fall in a typical year, with about 3 inches of snow.
Source: NOAA 1991–2020 climate normals, Forest Grove, OR weather station (6 miles away).
307,351 jobs at 16,355 businesses in Washington 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 Gaston.
Nearest hospitals
Providers with an office here
| Nurse practitioners and physician assistants | 1 |
|---|---|
| Mental health providers | 1 |
| Physical and occupational therapists | 1 |
| Optometrists | 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.
Public schools here are run by Gaston SD 511J. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Gaston Elementary SchoolGaston | K–6 | 228 | Public | 1.3 mi |
| Gaston Jr/Sr High SchoolGaston | 7–12 | 246 | Public | 1.2 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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Shares ZIP codes with Cherry Grove.
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.