Explore Alta Loma, California, with this interactive street and satellite map.
| City | Alta Loma |
| State | California (CA) |
| County | San Bernardino County |
| Country | United States of America |
| Timezone | Pacific Time (America/Los_Angeles) |
| Latitude | 34.122232 |
| Longitude | -117.598109 |
| Population | 22,000 |
| Density | 480.0 /km² |
| Incorporated | N/A |
| ZIP Code | 91701 |
| Area Code | 818, 747 |
| County Seat | San Bernardino |
Alta Loma commands a quiet presence upon the broad, inland alluvial plains that stretch toward the distant San Gabriel Mountains. It lies 1.1 miles north-northwest of Rancho Cucamonga, CA (from Rancho Cucamonga, CA: bearing 345°T), and is situated 9.6 miles west-northwest of Fontana.
The earth here holds the deep, dry warmth of the afternoon, where the light turns a sharp, pale gold against the rising slopes. Cucamonga Creek carves a narrow, seasonal path through the terrain, serving as a reminder of the water that once fed the thirsty soil. Three miles away, the quiet surface of Ontario Reservoir Number 1 offers a rare stillness in the arid landscape. Travelers seeking the rugged character of the land can find their way toward the West Cucamonga Truck Trail, which winds through the higher elevations. The vast sky above Alta Loma remains wide and unobstructed, reflecting a climate that favors long, sun-drenched days and cool, crisp evenings.
Historical roots in Alta Loma run deep into the era of citrus groves and vineyards, which defined the local economy long before the suburban shift. The legacy of these orchards lingers in the scent of orange blossoms that occasionally catches the breeze when the season turns. Today, the economy has matured into a diverse mix of professional services and suburban commerce, supporting a steady rhythm of daily life. Residents often walk the Pacific Electric Trail, a corridor that traces the path of old transit lines and connects the neighborhood to the broader pulse of the region. Nearby, the San Dimas Experimental Forest preserves the wilder, scrub-covered textures of the environment that once dominated the entire basin. This balance between the remnants of an agricultural past and modern development gives Alta Loma its distinct, grounded identity.
Cultural life in Alta Loma moves with a measured, deliberate pace, reflecting the comfort of a community that values its open spaces and wide vistas. The towering form of Bonita Falls remains a significant natural point of interest, drawing those who appreciate the sudden, vertical drama of water against stone in the nearby canyons. Residents often gather for local events that celebrate the shared history and the changing seasons, reinforcing a sense of neighborly connection. The landscape is punctuated by the presence of Thorpe Canyon, adding a layer of geological complexity to the otherwise expansive horizon. Notable figures such as the actor and comedian Joel McHale spent formative years in the vicinity, bringing a touch of public recognition to the quiet streets. In every corner of Alta Loma, the interplay of shadow and light across the dry brush creates a landscape that feels both enduring and remarkably present.
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This page provides an embedded street and satellite map of Alta Loma, California. Coordinates: 34.122232, -117.598109. 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 Alta Loma includes the ZIP code (91701), telephone area code (818, 747), county seat of San Bernardino County (San Bernardino), and school district assignment.
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 | August 2026 |
| Location data | SimpleMaps US Cities Database; coordinates matched to USGS GNIS definitive data |
| Wikipedia validation | Article content matched to USGS GNIS coordinates via Wikipedia geosearch API. |