No, there are no active volcanoes in Los Angeles, California. However, there are geological formations in the area that are remnants of ancient volcanic activity.
The most notable site is the San Fernando Valley, which has features linked to past volcanic eruptions. Some hills and peaks in and around Los Angeles, like the Hollywood Hills, are composed of volcanic rock, but they are not currently active volcanoes.
While you can hike and explore these areas, it’s important to note that the volcanoes of the past are long dormant. The region does have a rich geological history shaped by various tectonic and volcanic activities, but safety concerns regarding eruptions are not an issue for current residents.