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Mammoth Rock Trail: A Sierra Nevada Gem

Hike or bike beneath the iconic Mammoth Rock, a geological wonder offering panoramic views of Mammoth Lakes and the Eastern Sierra, with trails for all skill levels.

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The Mammoth Rock Trail, near Mammoth Lakes, California, offers a moderate 5.1-mile round trip hike with stunning panoramic views. Beginning off Sherwin Creek Road, the trail ascends through varied landscapes, from open meadows to shaded forests, passing the iconic Mammoth Rock, a massive limestone and marble monolith containing 250-million-year-old fossils. The trail reveals vistas of Mammoth Mountain, the Sherwin Range, and the Owens Valley. Popular among hikers, mountain bikers, and equestrians, it provides a rewarding outdoor experience with a touch of geological history. Be prepared for moderate elevation gain and shared trail use. The trail is open 24/7, offering flexibility for early morning or late afternoon adventures, with parking available at both trail ends.

A brief summary to Mammoth Rock Trail End

  • Sherwin Creek Rd, Mammoth Lakes, California, 93546, US
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Local tips

  • Hike early in the morning or late afternoon to avoid the midday heat, especially during summer months.
  • Bring plenty of water, sunscreen, and wear sturdy hiking shoes due to varied trail conditions.
  • Be aware of other trail users, including mountain bikers and horseback riders, and yield appropriately.
  • Check trail conditions before heading out, especially during winter, as snow may require snowshoes.
  • Consider combining the hike with other nearby trails for a longer and more immersive experience.
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Getting There

  • Driving

    From Main Street in Mammoth Lakes, head south on Old Mammoth Road. Turn left onto Sherwin Creek Road. Continue for approximately 0.8 miles. The trailhead will be on your left, with limited parking available. Be mindful of other vehicles and hikers when parking. Parking is free.

  • Public Transport

    Take the free Town of Mammoth Lakes Teal Line bus to the Old Mammoth Road/Sherwin Creek Road stop (Stop 40). From there, walk east on Sherwin Creek Road for approximately 0.8 miles to reach the trailhead. The bus service is free and operates year-round, with service every 30 minutes. Check the Eastern Sierra Transit Authority (ESTA) website for the most up-to-date schedule.

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Discover more about Mammoth Rock Trail End

Mammoth Rock Trail, a celebrated hiking and mountain biking destination in the Eastern Sierra, presents an invigorating journey through diverse terrains and breathtaking scenery. Located just outside Mammoth Lakes, California, this trail offers a moderate challenge with a rewarding payoff: panoramic views that stretch across the region, showcasing the natural beauty of the Sierra Nevada. The trail's accessibility and varied landscape make it a favorite among locals and tourists alike. The adventure begins off Sherwin Creek Road, a short distance from the Sierra Meadows Ranch. The trailhead is easily identifiable, marked by prominent signage and nearby propane tanks. From the outset, the trail introduces hikers to an open meadow, providing unobstructed views of Mammoth Mountain and the surrounding Sherwin Range. As you ascend, the landscape gradually transforms, transitioning into a densely forested area characterized by old-growth pine trees and boulder formations. This shaded section offers a welcome respite from the sun, particularly during warmer months. One of the trail's highlights is its passage through an area affected by a significant avalanche in 1986. This natural event cleared a wide swath of trees, creating an opening that provides stunning views and a stark reminder of nature's power. Further along, the trail leads directly beneath Mammoth Rock, a massive limestone and marble monolith. This geological formation is not only visually impressive but also contains fossils estimated to be 250 million years old, adding a layer of historical intrigue to the hike. The trail itself is a mix of old jeep roads and single-track paths, offering a varied and engaging experience for hikers and mountain bikers. The surface conditions range from dirt and rocks to firm soil and sand, requiring sturdy footwear and a degree of sure-footedness. While the trail is generally well-maintained, hikers should be prepared for some sections with a steeper grade. The trail is open to multiple users, including hikers, mountain bikers, and horseback riders. Trail etiquette dictates that mountain bikers yield to both hikers and horses, ensuring a safe and enjoyable experience for everyone. For those seeking a longer hike, the Mammoth Rock Trail connects to other trails in the area, including the Mammoth Rock Trail Connector and the Meadow Trail Connector. These connections allow hikers to extend their journey and explore more of the surrounding wilderness. The trail is also accessible from the upper end, starting off Old Mammoth Road, providing an alternative starting point and the option to hike the trail in reverse. While the Mammoth Rock Trail is a popular destination, it's important to be prepared for varying conditions. During the winter months, snow can accumulate on the trail, requiring the use of snowshoes or cross-country skis. In the summer, it's advisable to hike early in the morning or late in the afternoon to avoid the heat of the day. Regardless of the season, it's essential to bring plenty of water, sunscreen, and appropriate clothing. The Mammoth Rock Trail is more than just a hike; it's an opportunity to immerse yourself in the natural beauty of the Eastern Sierra, to witness the power of geological forces, and to experience the thrill of outdoor adventure. Whether you're a seasoned hiker or a casual nature enthusiast, this trail offers something for everyone. The combination of stunning views, varied terrain, and historical significance makes it a must-visit destination for anyone exploring the Mammoth Lakes region. Beyond the immediate trail, Mammoth Lakes itself is a vibrant mountain town with a rich history and a wide range of activities. From skiing and snowboarding in the winter to hiking, fishing, and mountain biking in the summer, there's always something to do in this outdoor paradise. The town also boasts a variety of restaurants, shops, and cultural attractions, providing a perfect complement to the natural beauty of the surrounding area. Whether you're seeking a challenging hike, a scenic bike ride, or simply a peaceful escape into nature, the Mammoth Rock Trail and the surrounding Mammoth Lakes region offer an unforgettable experience. Come and discover the magic of the Eastern Sierra, and create memories that will last a lifetime.

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