The Santa Ana Mountains are a short peninsular mountain range along the coast of Southern California in the United States. They extend for approximately 61 miles (98 km) southeast of the Los Angeles Basin largely along the border between Orange and Riverside counties.

The Santa Ana Mountains represent a microcosm of California’s natural world in one place. Astonishingly, one of the country’s most intense concentrations of wildlife survives within one of its most densely developed regions.

The Santa Ana Mountains are a peninsular mountain range in Southern California. The range is a key topographical landmark. The range forms much of the boundary between Orange and Riverside County. It is approximately 35 miles long. The highest peak within the range is …

Santa Ana Mountains, segment of the Coast Ranges (see Pacific mountain system), southern California, U.S. The range extends for about 25 miles (40 km) from the Santa Ana River southward along the Orange-Riverside county line.

The Santa Ana Mountains include dramatic vistas from the high peaks, sub-alpine areas with pine forests, dramatic rock formations, and some amazingly lovely tree-lined canyons featuring wonderful waterfalls.

A magnificently diverse range, the Santa Ana Mountains stretches from Los Angeles and goes till San Diego with the Pacific Ocean below. The Santa Ana mountains are any day the leading spots to capture splendours and splendid all around.

Mar 4, 2025 · Browse the best walks in the Santa Ana Mountains and see interactive maps of the top 10 hiking trails and routes.

1 day ago · Santa Ana Mountains/Foothills and San Bernardino and Riverside County Valleys were placed under an updated report for strong thunderstorms by the National Weather Service on Thursday at 1:25 p.m. T…

The Santa Ana Mountains are located in Orange, Riverside, and San Diego Counties, just south of the Los Angeles Basin and Chino Hills State Park. It extends for about 61 miles (98km) to the southeast of Los Angeles, terminating just to the north of San Diego near Marine Corps Base Camp Pendleton.

Explore Santa Ana Mountains - view hand-curated trail maps and driving directions as well as detailed reviews and photos from hikers, campers and nature lovers like you.