Alum Rock California Map

About Alum Rock, California

Alum Rock is a locality in Santa Clara County, California, United States. It has a population of 10,440. The population density is 5162.8 people per km². Alum Rock is located at 37.3661°N, 121.8272°W. It observes the Pacific Time (America/Los_Angeles) timezone. ZIP code: 95127.

Alum Rock unfurls its ochre-stained hillsides under a sky that often holds the hazy gold of late afternoon. It lies 4.2 miles east-north-east of San Jose, CA (from San Jose, CA: bearing 64°T), and is situated 7.1 miles east of Santa Clara. The land here is a study in dry, chaparral resilience, where scrub oak and hardy manzanita cling to slopes that tumble down toward the more settled valleys. Canyons, carved by infrequent but powerful rains, snake through the terrain, their shadowed depths offering a cool respite from the sun's persistent gaze. The air, especially as dusk approaches, carries a faint, mineral tang, a subtle reminder of the earth’s hidden veins, and the light itself seems to soften, painting the dry grasses in shades of muted amber and rose. This rugged beauty belies a history tied to the very minerals that give Alum Rock its name, once mined for their astringent properties and used in industries from dyeing to medicine. The echoes of those early endeavors can still be felt, though the economy has long since shifted toward the technological hum of Silicon Valley, with Alum Rock serving as a verdant, wilder counterpoint. The presence of Alum Rock Park, a cherished natural refuge, draws families and nature lovers alike, its trails leading to mineral springs and offering panoramic views that stretch out to the distant, shimmering urban sprawl. It is a place where the raw, untamed spirit of the Santa Clara Valley still asserts itself, a quiet testament to the land's enduring character.

About This Alum Rock Map Page

This page provides an embedded street and satellite map of Alum Rock, California — switch between views using the small square in the bottom left-hand corner of the map. Coordinates: 37.366051, -121.827176. Live weather conditions are sourced directly from the National Weather Service, with current observations and a 7-day forecast also powered by Open-Meteo. Real-time local news and world news feeds keep the page current, while a Wikipedia summary or an editorially written description provides background on Alum Rock and Santa Clara County.

Detailed location data for Alum Rock includes the ZIP code (95127), telephone area code (408, 669), county seat of Santa Clara County (San Jose), and school district assignment (East Side Union High School District). These are among the most commonly searched location details for any US city or town.

Location data is drawn from the USGS Geographic Names Information System (GNIS) and cross-verified against 2020 US Census records by coordinate proximity — ensuring the correct Alum Rock is identified even where the name is shared across multiple counties or states. Population figures are sourced from the 2020 US Census.