Ancient Bristlecone Pine Forest: Oldest Trees & How to Visit

April 06, 2026

The Ancient Bristlecone Pine Forest is home to some of the oldest trees in the world—some bristlecone pines are more than 4,500 years old.

Standing like ancient sentinels across the slopes of the White Mountains, these remarkable trees thrive in one of North America’s most extreme yet uniquely beautiful environments. Their twisted shapes and weathered forms tell a story of resilience that spans thousands of years.

The forest’s one-of-a-kind landscape, paired with sweeping views of the Sierra Nevada crest, makes it one of the most memorable day trips from Mammoth Lakes, especially for those interested in nature, photography, and high-alpine scenery.

What Is the Ancient Bristlecone Pine Forest?

The Ancient Bristlecone Pine Forest is a protected area in California’s White Mountains known for its ancient trees, including some of the oldest living organisms on Earth.

What to Expect at the Ancient Bristlecone Pine Forest

The U.S. Forest Service maintains the area, and visitors can explore two main groves of bristlecone pines during the summer months when the road is open to vehicles: Schulman Grove and Patriarch Grove.

At the welcome center, you can learn more about the forest through interpretive displays, exhibits, and educational programs, or browse the small gift shop and bookstore. Limited refreshments are also available.

From here, you can explore the Schulman Grove on foot, with trails ranging from one to five miles. For those looking to see something truly remarkable, continue driving another 12 miles north to Patriarch Grove, home to the world’s largest bristlecone pine.

Before heading out, it’s important to come prepared:

Bring plenty of water (high elevation + dry climate)
Wear layers, as temperatures can change quickly
Use sun protection (hat, sunscreen, sunglasses)

Additional amenities:

Restrooms are available at both groves
Picnic tables are available for day use

Exploring this landscape is a unique experience and one of many unforgettable things to do in Mammoth Lakes, especially for visitors looking to venture beyond the immediate mountain area.

Is the Ancient Bristlecone Pine Forest Worth Visiting?

For those interested in nature, geology, or photography, the Ancient Bristlecone Pine Forest offers a truly one-of-a-kind experience. Standing among trees that have lived for thousands of years provides a rare perspective on time and the natural world.

It’s a rewarding addition to any Mammoth Lakes itinerary—especially for visitors looking to explore beyond the main alpine areas and discover the quieter, more remote side of the Eastern Sierra.

How to Get to the Ancient Bristlecone Pine Forest

The Ancient Bristlecone Pine Forest makes for an easy and scenic day trip.

From Mammoth Lakes, take Highway 395 south for approximately 55 miles, passing through Bishop. Just before reaching Big Pine, turn left onto State Route 168 and travel east for 13 miles. At the junction for White Mountain Road, veer left and continue for 10 miles to the end of the pavement, where you’ll find the visitor center.

The drive itself is part of the experience, offering incredible views and access to one of the most unique landscapes in the Eastern Sierra. If you’re planning to explore more of the region, consider combining your visit with other scenic drives along Highway 395.

The road is typically open from mid-May through early November, depending on snowpack and weather conditions. Be sure to check the current road conditions in Mammoth Lakes before your trip.

Author

Visit Mammoth

Unreal. There is no better way to describe Mammoth Lakes, California. A place so majestic that breathtaking views surround you in every direction. The staff at Mammoth Lakes Tourism is committed to stewardship, education, providing the ultimate visitor experience, and keeping the Real Unreal.