Alsea
Census-designated place in Benton County, Oregon

Alsea is an unincorporated community (census-designated place) in Benton County, Oregon, with 165 residents (2020 Census). It sits at 292 ft (89 m) above sea level. The nearest town is Bellfountain, 11.9 miles E.
- 165residents (2020 Census)
- 292 ftelevation · 89 m
- 0.2 sq miland area · 0.4 km²
- 1,058 / sq mipopulation density
- 97324ZIP code
About Alsea
Alsea ( AL-see) is an unincorporated community in Benton County, in the U.S. state of Oregon. It is on Oregon Route 34 and the Alsea River. For statistical purposes, the United States Census Bureau has defined Alsea as a census-designated place (CDP). The census definition of the area may not precisely correspond to the local understanding of the area with the same name. As of the 2023 Census population estimates, the population was 220.
Text: Wikipedia · CC BY-SA 4.0
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Living in Alsea
- Median household income
- $39,722
- Median home value
- $123,400
- Median age
- 43.2
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Map of Alsea
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Open in Google Maps ›Alsea, OR population
Alsea had 165 residents in the 2020 Census.
| 2020 Census | 165 |
|---|---|
| Density | 1,058 per sq mi (408 per km²) |
Source: U.S. Census Bureau, Decennial Census.
Alsea at a glance
| State | Oregon (OR) |
|---|---|
| County | Benton County |
| Type | Census-designated place |
| Population | 165 (2020) |
| Land area | 0.16 sq mi (0.4 km²) |
| Elevation | 292 ft (89 m) |
| Coordinates | 44.3818° N, 123.5958° W |
| ZIP code | 97324 |
| Census code (GEOID) | 4101800 |
Sources: U.S. Census Bureau (Gazetteer, ZCTA), USGS GNIS, Wikidata.
Towns near Alsea
- Bellfountain11.9 mi E
- Alpine12.0 mi E
- Blodgett15.3 mi N
- Monroe15.3 mi E
- Philomath16.1 mi NE
- Summit17.6 mi N
- Peoria19.9 mi E
- Cheshire20.3 mi SE
- Corvallis20.3 mi NE
- Harrisburg22.8 mi E
- Junction City22.8 mi SE
- Waldport23.3 mi W
Straight-line distance between town centers.
Frequently asked questions about Alsea
What county is Alsea in?
Alsea is in Benton County, Oregon.
What is the population of Alsea, OR?
165 people lived in Alsea at the 2020 Census.
What is the ZIP code of Alsea, OR?
The ZIP code of Alsea is 97324.
What is the elevation of Alsea?
292 feet (89 m) above sea level.
What towns are near Alsea?
Bellfountain (11.9 mi), Alpine (12.0 mi), Blodgett (15.3 mi), Monroe (15.3 mi), Philomath (16.1 mi).
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