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Alta Loma California Map

Explore Alta Loma, 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.

Interactive Map of Alta Loma, California

How to Use This Alta Loma, California Map

This interactive map shows the street layout and satellite imagery for Alta Loma, 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 Alta Loma.

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	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

🌦 Goto Alta Loma Weather Page: Alta Loma, California — Weather Warnings, Forecast, Radar, Satellite & Current Conditions

About Alta Loma, California

Alta Loma is a locality in San Bernardino County, California, United States. It has a population of 22,000. The population density is 480.0 people per km². Alta Loma is located at 34.1222°N, 117.5981°W. It observes the Pacific Time (America/Los_Angeles) timezone. ZIP code: 91701.

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.

Nearby Outdoor Places

Pacific Electric Trail (Local Recreation) — 0.1 mi, 322° NW
Red Hill Community Park (Local Park) — 0.7 mi, 265° W
Casa de Rancho Cucamonga County Museum (Museum) — 1.1 mi, 222° SW
Central Park (Local Park) — 1.6 mi, 091° E
On Point (Public Artwork) — 1.7 mi, 091° E
Thomas Michael McFall / Army (Monument) — 1.7 mi, 132° SE
Mark Paine / Army (Monument) — 1.7 mi, 133° SE
Daniel Isshak / Army (Monument) — 1.8 mi, 134° SE
Garland Rogers Memorial Pavilion (Theatre) — 2.5 mi, 239° SW
Sam Maloof House (Museum) — 2.9 mi, 339° N
Quakes Park/Rancho Cucamonga Adult Sports Complex (Local Recreation) — 3.0 mi, 115° SE
San Bernardino National Forest (National Forest) — 3.7 mi, 005° N · 683k acres
Angeles National Forest (National Forest) — 4.3 mi, 314° NW · 662k acres
North Etiwanda Habitat Preserve (Local Conservation Area) — 4.5 mi, 047° NE
Open Space (Local Conservation Area) — 4.6 mi, 110° E
Art's Sideshow (Gallery) — 5.5 mi, 245° SW
San Gabriel Mountains National Monument (National Monument) — 5.6 mi, 302° NW · 454k acres
Cucamonga Wilderness (Wilderness Area) — 6.0 mi, 000° N · 13k acres
Lenzner Family Art Gallery (Gallery) — 6.2 mi, 259° W
Rodman Arboretum (Nature Reserve) — 6.2 mi, 259° W
Nichols Gallery (Gallery) — 6.3 mi, 259° W
Tongva Village (Attraction) — 6.7 mi, 265° W
Community Performance Stage (Theatre) — 7.0 mi, 255° W
Claremont Lewis Museum of Art (Museum) — 7.1 mi, 254° W
ONT Field (Stadium) — 7.2 mi, 182° S
Mullins Overlook (Viewpoint) — 7.5 mi, 281° W
Raymond M. Alf Museum of Paleontology (Museum) — 8.1 mi, 271° W
Sheep Mountain Wilderness (Wilderness Area) — 8.9 mi, 333° NW · 43k acres
Fontan Historical Society (Museum) — 9.2 mi, 103° E
Pacific Crest Trail National Scenic Trail (National Trail) — 12.2 mi, 020° N · 1,886 acres

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