Alum Rock

Census-designated place in Santa Clara County, California

Aerial view of Alum Rock, California
Aerial view: USDA NAIP · USGS The National Map (public domain)

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.

About Alum Rock

Alum Rock is a census-designated place in Santa Clara County, California, United States.

Text: Wikipedia · CC BY-SA 4.0

Alum Rock weather: 7-day forecast

Loading the National Weather Service forecast…

Hourly forecast & alerts ›

Source: National Weather Service (NOAA).

Live webcams in Alum Rock

All 24 webcams near Alum Rock ›

Webcams: Windy.com · Traffic cameras: Caltrans

Living in Alum Rock

Median household income
$126,705
Median home value
$909,500
Median rent
$2,389/mo
Median age
41
Cost of living and demographics of Alum Rock ›

Do you know Alum Rock? Tell us about it

Help other travelers: share what makes Alum Rock special. We review every message before publishing it.

Map of Alum Rock

Tap any street on the map to see it in Street View below. Map: © OpenStreetMap contributors.

Alum Rock Street View

Loading Street View…

Drag the image to look around and tap the arrows on the ground to move. If it says there is no imagery, tap a nearby street on the map above.

Open in Google Maps ›

Alum Rock, CA population

Alum Rock had 12,042 residents in the 2020 Census.

2020 Census12,042
Density13,899 per sq mi (5,366 per km²)

Source: U.S. Census Bureau, Decennial Census.

Alum Rock at a glance

StateCalifornia (CA)
CountySanta Clara County
TypeCensus-designated place
Population12,042 (2020)
Land area0.87 sq mi (2.2 km²)
Elevation151 ft (46 m)
Coordinates37.3694° N, 121.8238° W
ZIP code95127
Census code (GEOID)0601458

Sources: U.S. Census Bureau (Gazetteer, ZCTA), USGS GNIS, Wikidata.

Towns near Alum Rock

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).

Last updated: