Explore Alum Rock, California, with this interactive street and satellite map.
This page also offers TOPO MAPS — the official USGS topographic sheets — plus USGS aerial imagery, a labelled USNG grid overlay, a distance and bearing tool, and a GPS grid-reference readout. See How to Use This Map below.
This interactive map shows the street layout and satellite imagery for Alum Rock, California. Use the Map and Satellite buttons above to switch between street map and aerial imagery views. Use the + and − buttons to zoom in or out, or scroll your mouse wheel while holding the Control key to zoom. On a touchscreen, use a two-finger pinch gesture. Drag the map to pan to any area of California or beyond.
Click ⛶ Fullscreen to expand the map to fill your screen. To return to the normal page view, press the Escape key, click the ✕ Exit Fullscreen button that appears above the map, or on a mobile device tap the back button (Android) or the close icon (iOS).
TOPO MAPS — NEW. Click the green 🔍 Search Maps button below the map to open a second map with a Base map row offering three choices. OSM is the standard OpenStreetMap street map. Topo shows the official USGS topographic maps from The National Map — contours, hydrography, land cover and shaded relief, the same mapping used for hiking, hunting and back-country navigation in the Adirondacks, the Catskills and the Finger Lakes. Imagery shows USGS aerial photography, mostly 1-metre NAIP. The search box finds any US town, county or landmark by name, so you are not limited to Alum Rock.
Reading the map like a paper quad. Click Grid to overlay the U.S. National Grid (USNG), labelled along the edges exactly as a printed topographic sheet is — at normal zoom the squares are one kilometre across, so you can read a six-figure grid reference by eye and judge distance directly off the map. Click Measure, then tap two points, to get the distance between them together with the grid bearing in degrees and mils, the true bearing, and the magnetic bearing to set on a compass.
Click 📍 My position to take a single GPS reading from your device. It marks where you are and reports your position as a USNG grid reference as well as plain latitude and longitude — USNG being the format FEMA and US search and rescue teams work from — with a Copy position button so you can paste it straight into a text message. It takes one reading and stops, rather than tracking continuously, to conserve your battery. Note that map tiles need cell coverage, but a GPS reading does not — your coordinates stay correct even where the map itself cannot load.
| City | Alum Rock |
| State | California (CA) |
| County | Santa Clara County |
| Country | United States of America |
| Timezone | Pacific Time (America/Los_Angeles) |
| Latitude | 37.366051 |
| Longitude | -121.827176 |
| Population | 12,042 |
| Density | 5350.3 /km² |
| Incorporated | N/A |
| ZIP Code | 95127 |
| Area Code | 408, 669 |
| County Seat | San Jose |
| School District | East Side Union High School District |
Alum Rock unfolds across a landscape defined by the quiet persistence of its inland terrain and the golden hues of summer grasses. It lies 4.2 miles east-northeast of San Jose, CA (from San Jose, CA: bearing 64°T), and is situated 7.1 miles east of Santa Clara. Babb Creek carves a narrow, seasonal path just one mile away, serving as a modest artery through the dry, sun-drenched earth. Two miles to the east, the rugged contours of Alum Rock Canyon offer a stark contrast to the flatter, sprawling expanses of the neighborhood. On the distant horizon, the Coast Ranges rise like a serrated gray spine, grounding the view in a sense of geological permanence. The quality of light here at dusk possesses a singular, honeyed weight, turning the dust of the air into a shimmering veil over the Pala Middle School Soccer Field.
Alum Rock traces its origins to a period of rapid regional expansion that transformed the valley floor into a dense residential grid. The local economy grew in tandem with the broader transition from orchards to the high-technology industries that now dominate the wider basin. Where once the ground yielded fruit and grain, it now supports a diverse network of small businesses and service sectors that keep the daily machinery of life in motion. Residents often find work in the nearby industrial hubs, commuting along the asphalt ribbons that track through the valley like modern, concrete rivers. History here is written in the shifting layers of brick and stucco, reflecting the persistent labor of those who settled in the shadow of the hills.
Alum Rock possesses a cultural character shaped by the steady, rhythmic pulse of a working-class neighborhood. The Pala Middle School Soccer Field serves as a vital anchor for the community, providing a patch of green where the social life of families unfolds under the wide, cloudless sky. While the area lacks the grand monuments of larger cities, the genuine spirit of the place lives in the crowded sidewalks and the shared quiet of the afternoon. Famous individuals such as the athlete Jim Plunkett emerged from the wider region, carrying the grit of these inland plains into their professional lives. Life in Alum Rock maintains an unpretentious pace, measured not by grand spectacles but by the reliable, seasonal changes in the color of the dry, brittle hills.
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This page provides an embedded street and satellite map of Alum Rock, California. Coordinates: 37.366051, -121.827176. Live weather conditions are sourced directly from the National Weather Service. Real-time local and world news feeds keep the page current.
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).
Search Maps opens a second, independent map. It searches OpenStreetMap for any US town, county or landmark by name; offers USGS topographic maps and USGS aerial imagery as base layers; overlays a labelled U.S. National Grid (USNG) so the map can be read like a printed topographic quad; measures distance and grid, true and magnetic bearings between any two points; and takes a single GPS fix reporting your position as a USNG grid reference and as latitude and longitude. Map tiles require cell coverage, but a GPS position does not, so the coordinates remain correct even where the map cannot load.
Location data is drawn from the USGS Geographic Names Information System (GNIS) and cross-verified against 2020 US Census records by coordinate proximity. Population figures are sourced from the 2020 US Census.
| Page generated | September 2026 |
| Location data | SimpleMaps US Cities Database; coordinates matched to USGS GNIS definitive data |
| Map layers | Google Maps; © OpenStreetMap contributors; USGS The National Map topographic and aerial imagery (public domain); magnetic declination from NOAA NCEI (World Magnetic Model) |
| Wikipedia validation | Article content matched to USGS GNIS coordinates via Wikipedia geosearch API. |