Tahoe Rim Trail Endurance Runs
July 17-18, 2027
100M, 100K, 50K, 23K
Registration opens December 6, 2026
2026 Pre-Race Briefing
Listen to The Mile 99 Interview with our race director, George Ruiz, for details and updates for the 25th Running of Tahoe Rim Trail Endurance Runs. It’s an exciting year with the addition of the 100K (a WSER qualifier) to the mix and the new tradition of the 23K Fu...Read More
TRTER IS BACK FOR 2026
Registration for Tahoe Rim Trail Endurance Runs will open on December 7, 2025 with four distances to choose from: 23K, 50K, 100K and the 100 Mile. The 100 Mile has long been a qualifier for Western States, but the 100K offers a new qualifying opportunity for sub-20 hour f...Read More
Alternate TRTER 2025
Due to Marlette Dam reconstruction and Flume pipe replacement projects TRTER is not able to set up infrastructure in order to fully operate in the Spooner Backcountry. Therefore we are unable to host the 100 Mile and 100K, in 2025. Please join us for the ALT-50K course an...Read More
VIDEOS
RACE REPORTS
2018
I’ve had the Tahoe Rim Trail 100 miler on my list of “someday 100’s” for a while now. This year seemed like a good time to tackle it – driveable from the Bay Area, good timing for the progression of my training, a qualifier for UTMB, good motivation. And as it turns out, a beautiful course, awesome volunteers, and excellent race organization…READ MORE
Normally, I would not be inclined to share a race report for a DNF. But, since this was not the run-of-the-mill situation and I had so much joy at Tahoe Rim Trail 100 2018 despite the outcome, I wanted to share. Also, I learned a new definition for DNF (thanks to I-Tao Tsai) that I think is far more appropriate than the usual – Do Not Forget. That motivated this report! READ MORE
RACE DIRECTOR:
George Ruiz
TRTER100@gmail.com
(775) 721-0750
P.O. Box 1483
Carson City, NV 89702
REGISTRATION DIRECTOR:
Angela Sullivan
trtgoddess@gmail.com
(775) 721-0750
MEDICAL DIRECTOR:
Andy Pasternak, MD, MS
avpiv711@sbcglobal.net
775-853-9394
Interested in volunteering?
We love our volunteers! Putting on a top-notch event like TRTER requires a concerted effort and as they say, many hands make light work! Please reach out to our volunteer coordinator if you have questions. We post the signup list here on the website and use Sign Up Genius to help organize and communicate with you all.
JOIN THE TRTER TEAM!
QUALIFIERS
HOSTS
TRTER is a 501 (c)(3) Non‐Profit event. The net proceeds from this event benefit the:
Tahoe Rim Trail Association trail maintenance program
Lake Tahoe Nevada State Parks backcountry mountain bike patrol
Carson City High School cross‐country team
Carson City Boy Scouts
Northern Nevada Children’s Cancer Foundation
Muscle Powered of Carson City
Carson Valley Trail Association
and more
We are very pleased that we have exceeded $300,000 in donations from the past several years’ proceeds of the Tahoe Rim Trail Endurance Runs.