tahoe 100k

UPCOMING RACE
A person trail running on a dirt path surrounded by shrubbery with rocky mountains and a clear blue sky in the background.
Upcoming Events
2026 TAHOE 100K

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The Tahoe 100K packs 11,500 feet of climbing and over 23,000 feet of elevation change into a breathtaking journey across some of the highest trails around Lake Tahoe. Nearly all singletrack, the course delivers sweeping alpine vistas, rugged mountain terrain, and an unforgettable test of endurance at altitude.

Silhouette of a bear in yellow.

Get ready for an unforgettable mountain adventure in one of the most scenic and challenging ultramarathons on the West Coast. The Tahoe 100K features 11,500 feet of climbing and over 23,000 feet of total elevation change, taking you deep into the heart of the Sierra Nevada on nearly all singletrack trails.

You'll reach heights of 9,800 feet, experience sweeping ridge-line views, and pass by Star Lake, Tahoe’s highest alpine lake, a true high-elevation gem. This course is as wild and beautiful as it is tough, and we’re thrilled to have you join us for the journey.

Let’s run some mountains!

Two women hiking in a forest, smiling and wearing outdoor gear with trekking poles.

COURSE DETAILS:

LOCATION: Stagecoach Lodge, Stateline, NV

ELEVATION GAIN: 11,500’

ELEVATION LOSS: 23,000’

AID STATIONS: 3 aid stations

CUTOFF: 24 hours

This event takes place on National Forest Lands.

Photography by Jason Peters Sarah Attar & Anastasia Wilde

A view of a snow-capped mountain in the distance across a large body of water, with tall evergreen trees on a rocky hillside in the foreground.
Two runners on a mountain trail with trees and snow-capped mountains in the background under a clear blue sky.
TAHOE 100K Course Map
A man with a beard and baseball cap hiking on a dirt trail through a forested area with tall trees under a clear blue sky.
TAHOE 100K Runner Manual
Hiker ascending a mountain trail with trees and snow patches, overlooking a lake and distant mountains.
A group of hikers walking on a dirt trail through a forest with tall trees and green foliage. The woman at the front is smiling, wearing sunglasses, a white cap, a light blue jacket, red shorts, and a hydration pack.
Two hikers walking on a rocky trail on a mountain with a lake and cloudy sky in the background.
Two hikers on a rocky trail overlooking a lake, holding hands, with a background of trees, mountains, and a partly cloudy sky.
A man trail running through a forest with tall trees and green foliage, carrying a backpack and using trekking poles.
Two hikers with headlamps walking along a trail at dusk or dawn, silhouetted against a partly cloudy sky with mountain landscape in the background.
Two hikers silhouetted against a sunset sky, with dark clouds overhead, walking on a rocky trail near a body of water.
Group of four hikers walking on a rocky trail through a mountainous landscape during sunset, dressed in outdoor gear and carrying backpacks.
Two hikers trekking on a rocky trail through a mountainous landscape with trees and distant snow-capped peaks under a partly cloudy sky.
Two runners on a dirt trail in a mountainous forest with a large tree and snow-capped mountains in the background.
A group of six hikers climbing a rocky and wooded trail in a forested area.
Three people hiking through a forested area with tall trees, rocks, and a wooden bridge visible in the background.
Elevation chart of Tahoe with a silhouette of a bear in the lower left corner, showing key passes and hill peaks.