Riverside
Census-designated place in Umatilla County, Oregon

Riverside is an unincorporated community (census-designated place) in Umatilla County, Oregon, with 213 residents (2020 Census). It sits at 1,293 ft (394 m) above sea level. The nearest town is Gopher Flats, 1.0 miles SE.
- 213residents (2020 Census)
- 1,293 ftelevation · 394 m
- 0.6 sq miland area · 1.6 km²
- 348 / sq mipopulation density
- 97801ZIP code
About Riverside
Riverside is a census-designated place (CDP) in Umatilla County, Oregon, United States. The population was 189 at the 2000 census. It is part of the Pendleton–Hermiston Micropolitan Statistical Area.
Text: Wikipedia · CC BY-SA 4.0
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Living in Riverside
- Median household income
- $101,875
- Median home value
- $255,400
- Median rent
- $1,075/mo
- Median age
- 30.1
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Map of Riverside
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Open in Google Maps ›Riverside, OR population
Riverside had 213 residents in the 2020 Census.
| 2020 Census | 213 |
|---|---|
| Density | 348 per sq mi (134 per km²) |
Source: U.S. Census Bureau, Decennial Census.
Riverside at a glance
| State | Oregon (OR) |
|---|---|
| County | Umatilla County |
| Type | Census-designated place |
| Population | 213 (2020) |
| Land area | 0.61 sq mi (1.6 km²) |
| Elevation | 1,293 ft (394 m) |
| Coordinates | 45.6768° N, 118.7368° W |
| ZIP code | 97801 |
| Census code (GEOID) | 4162412 |
Sources: U.S. Census Bureau (Gazetteer, ZCTA), USGS GNIS, Wikidata.
Towns near Riverside
- Gopher Flats1.0 mi SE
- Mission3.7 mi E
- Pendleton4.0 mi W
- Kirkpatrick4.2 mi E
- Tutuilla4.6 mi S
- Green Meadows5.4 mi SW
- Cayuse7.9 mi E
- Adams10.4 mi NE
- Helix12.6 mi N
- McKay13.0 mi S
- Pilot Rock13.5 mi S
- Athena15.1 mi NE
Straight-line distance between town centers.
Frequently asked questions about Riverside
What county is Riverside in?
Riverside is in Umatilla County, Oregon.
What is the population of Riverside, OR?
213 people lived in Riverside at the 2020 Census.
What is the ZIP code of Riverside, OR?
The ZIP code of Riverside is 97801.
What is the elevation of Riverside?
1,293 feet (394 m) above sea level.
What towns are near Riverside?
Gopher Flats (1.0 mi), Mission (3.7 mi), Pendleton (4.0 mi), Kirkpatrick (4.2 mi), Tutuilla (4.6 mi).
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