Alum Rock, California
Alum Rock: census-designated place in Santa Clara County, California
About
Alum Rock is a CDP located in the county of Santa Clara in the U.S. state of California.
Quick Facts about Alum Rock
| Population | 15,536 |
| Country | United States of America |
| State | California (United States) |
| County | Santa Clara County |
| Postal code | 95127 |
| Phone Area Codes | 408 |
| Water as percent of area | 0% |
| Land as percent of area | 100% |
| Latitude & Longitude | 37.3661,-121.8272 |
| Named for | Alum Rock Park |
| Altitude | 495 feet / 151 meters |
| Time Zone | Pacific Time Zone, UTC−08:00, UTC−07:00 |
| Local time | 12:20:20 (16th April 2026) |
| Weather | 42℉ Partly Cloudy 7-days weather |
Alum Rock Park Fountain image
Geography
Alum Rock is located at 37°21'58"N 121°49'38"W (37.3660500, -121.8271800).
Alum Rock map
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Weather
42°F
Partly Cloudy
9 to 13 mph WNW
Overnight
Partly cloudy. Low around 42, with temperatures rising to around 44 overnight. West northwest wind 9 to 13 mph, with gusts as high as 25 mph.
7-Day ForecastOther cities in Santa Clara County
Cities, towns, neighborhoods & other populated places in Santa Clara County , CA. (more)
| City Name | Population | Title |
|---|---|---|
| San Jose | 1,013,616 | The tenth most populous city in the United States and the center of the San Jose metropolitan area. |
| Sunnyvale | 151,746 | The sixth most populous city in Santa Clara County, California. |
| Santa Clara | 131,055 | The third most populous city in Santa Clara County, California. |
| Mountain View | 80,030 | A city in Santa Clara County, California. |
| Milpitas | 75,867 | A city in Santa Clara County, California. |
| Palo Alto | 67,008 | The most populous city in Santa Clara County, California. |
| Cupertino | 58,598 | The most populous city in Santa Clara County, California. |
| Gilroy | 54,831 | A city in Santa Clara County, California. |
| Morgan Hill | 45,501 | A city in Santa Clara County, California. |
| Campbell | 42,427 | A city in Santa Clara County, California. |
| Saratoga | 30,525 | City in Santa Clara County, California, USA |
| Los Altos | 30,281 | City in Santa Clara County, California, United States |
| Los Gatos | 30,266 | Incorporated town in Santa Clara County, California |
| Stanford | 13,809 | Private research university located in Stanford, California, United States |
| Los Altos Hills | 8,400 | City in Santa Clara County, California, United States |
| East Foothills | 8,269 | Census designated place |
Distance to Other Cities
Alum Rock distances to largest California cities