Friday, October 9, 2026

Question: Rising more than 10,000 feet above the Los Angeles Basin, what is the highest peak in the San Gabriel Mountains?

Answer: Mount San Antonio, better known as Mount Baldy (or Old Baldy). At 10,064 feet, it’s the highest point in the San Gabriel Mountains and the high point of all of Los Angeles County, its often snow-capped summit visible across the LA Basin.