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Hiking trails & Routes
United States
California
Mono County

Obsidian Dome Trail

Easy

4.9

(8960)

10,935

hikers

Obsidian Dome Trail

01:06

3.89km

90m

Hiking

Hike the easy 2.4-mile Obsidian Dome Trail to explore a unique volcanic landscape filled with black glass and sweeping High Sierra views.

Last updated: February 26, 2026

Tips

Your route passes through a protected area

Please check local regulations for:

Inyo National Forest

Waypoints

A

Start point

Parking

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1

963 m

Heart of Obsidian Dome - Volcanic Glass Mountain

Highlight • Volcano

The Obsidian Dome and its neighbors Glass Creek and Deadman Dome all erupted in early fall of 1350. Scientists were able to date this last volcanic activity based on tree …

Tip by

2

1.99 km

Obsidian Stones

Highlight • Natural Monument

Wonderful stone landscapes.

Tip by

B

3.89 km

End point

Parking

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Way Types & Surfaces

Way Types

3.15 km

665 m

< 100 m

Surfaces

3.15 km

440 m

299 m

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Elevation

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

Highest point (2,570 m)

Lowest point (2,480 m)

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Weather

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Today

Monday 18 May

10°C

-6°C

0 %

Additional weather tips

Max wind speed: 15.0 km/h

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This route was planned by komoot.

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Frequently Asked Questions

Is the Obsidian Dome Trail suitable for beginners or families?

Yes, the trail is generally considered easy to moderate and is suitable for most skill levels, including beginners and families. While there are some sandy sections and short climbs, it's a relatively short hike that can be completed in about an hour.

What is the terrain like on the Obsidian Dome Trail?

The terrain is unique, characterized by volcanic features like jagged obsidian formations and vast pumice fields, creating a lunar-like landscape. You'll encounter abundant black volcanic glass and some sections with a thick, glassy crust. Be prepared for areas heavily laden with sandy pumice and a couple of short, steeper sections. Access roads to the trailhead are unpaved gravel and can be rough.

How long does it typically take to hike the trail?

The primary trail is relatively short, and most hikers can complete it in about an hour, depending on their pace and how much time they spend exploring the unique geological features.

Where is the parking and trailhead for the Obsidian Dome Trail?

The trailhead is accessible via unpaved gravel roads. While standard vehicles can often reach the initial parking areas, some sections of the access road can be rough, and a high-clearance vehicle might be beneficial if you plan to venture further past the main parking spots.

Are there any permits or fees required to hike the Obsidian Dome Trail?

No, there are typically no permits or entrance fees required to hike this trail, as it is located within the Inyo National Forest, which generally does not charge for day-use hiking on trails like this. However, always check the official Inyo National Forest website for any updated regulations before your visit.

Is the Obsidian Dome Trail dog-friendly?

Yes, dogs are generally allowed on the trail. However, it's always best to keep them on a leash and ensure you pack out any waste to preserve the natural environment.

What is the best time of year to hike the Obsidian Dome Trail?

The trail can be hiked year-round, but spring, summer, and fall offer the most pleasant conditions. Winter hiking is possible, but be prepared for snow and potentially icy conditions, which can make the rough access roads more challenging.

What unique features or landmarks can I see along the trail?

The most notable features are the vast fields of obsidian, a natural volcanic glass. You'll be hiking through a landscape shaped by ancient volcanic activity. Key highlights include the Heart of Obsidian Dome - Volcanic Glass Mountain and numerous Obsidian Stones. The scenery also offers sweeping views of the majestic High Sierra.

Is the Obsidian Dome Trail a loop or an out-and-back?

The main trail around the dome is generally considered a loop, allowing you to experience different perspectives of the volcanic landscape. Some sections might involve relatively undefined paths, especially if you explore the dome's top.

Does the trail connect with other paths?

Yes, the route also passes through sections of the Obsidian Loop Road and the Glass Creek Meadow Trail, offering opportunities to extend your exploration if desired.

What should I wear or bring for hiking the Obsidian Dome Trail?

Given the volcanic terrain, sturdy hiking shoes are recommended to navigate the sandy pumice and potentially sharp obsidian. Bring plenty of water, sun protection (hat, sunscreen), and layers, as weather can change. Binoculars can enhance your views of the High Sierra.

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