Alum Rock
Census-designated place in Santa Clara County, California

Alum Rock is an unincorporated community (census-designated place) in Santa Clara County, California, with 12,042 residents (2020 Census). It sits at 151 ft (46 m) above sea level. The nearest town is East Foothills, 1.1 miles NE.
- 12,042residents (2020 Census)
- 151 ftelevation · 46 m
- 0.9 sq miland area · 2.2 km²
- 13,899 / sq mipopulation density
- 95127ZIP code
About Alum Rock
Alum Rock is a census-designated place in Santa Clara County, California, United States.
Text: Wikipedia · CC BY-SA 4.0
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- Median household income
- $126,705
- Median home value
- $909,500
- Median rent
- $2,389/mo
- Median age
- 41
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Map of Alum Rock
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Open in Google Maps ›Alum Rock, CA population
Alum Rock had 12,042 residents in the 2020 Census.
| 2020 Census | 12,042 |
|---|---|
| Density | 13,899 per sq mi (5,366 per km²) |
Source: U.S. Census Bureau, Decennial Census.
Alum Rock at a glance
| State | California (CA) |
|---|---|
| County | Santa Clara County |
| Type | Census-designated place |
| Population | 12,042 (2020) |
| Land area | 0.87 sq mi (2.2 km²) |
| Elevation | 151 ft (46 m) |
| Coordinates | 37.3694° N, 121.8238° W |
| ZIP code | 95127 |
| Census code (GEOID) | 0601458 |
Sources: U.S. Census Bureau (Gazetteer, ZCTA), USGS GNIS, Wikidata.
Towns near Alum Rock
- East Foothills1.1 mi NE
- San Jose5.1 mi S
- Milpitas5.7 mi NW
- Burbank6.7 mi SW
- Fruitdale7.3 mi SW
- Santa Clara7.9 mi W
- Campbell9.4 mi SW
- Cambrian Park9.7 mi SW
- Fremont10.8 mi NW
- Sunnyvale11.2 mi W
- Los Gatos12.2 mi SW
- Cupertino12.6 mi W
Straight-line distance between town centers.
Frequently asked questions about Alum Rock
What county is Alum Rock in?
Alum Rock is in Santa Clara County, California.
What is the population of Alum Rock, CA?
12,042 people lived in Alum Rock at the 2020 Census.
What is the ZIP code of Alum Rock, CA?
The ZIP code of Alum Rock is 95127.
What is the elevation of Alum Rock?
151 feet (46 m) above sea level.
What towns are near Alum Rock?
East Foothills (1.1 mi), San Jose (5.1 mi), Milpitas (5.7 mi), Burbank (6.7 mi), Fruitdale (7.3 mi).
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