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Greenbrier River Trail Marathon

Name: Greenbrier River Trail Marathon
Start: 2026-10-04
End: 2026-10-04
Location: Cass

Cass, United States • 4 Oct 2026

Greenbrier River Trail Marathon

The Greenbrier River Trail Marathon is an annual road-trail event held on the Greenbrier River Trail in Pocahontas County, West Virginia. The 9th annual marathon and the 6th annual half-marathon are scheduled for October 4, 2026. Organizers note the course is flat and scenic and that they are exploring new course options for 2026.

Distances offered include:

26.2 (marathon)
half-marathon

Proceeds from the event support the maintenance and improvement of the Greenbrier River Trail and other local athletic activities through nonprofit organizations, including the Greenbrier River Trail Marathon Foundation and the Greenbrier River Trail Association (501(C)3). The description focuses on the event format, setting, and the charitable purpose of the race. Visit the organization's website for the most recent information.

United States West Virginia Cass

Race information

Website

26 mi

Marathon

13 mi

Half-Marathon

Visit the organization's website for the most recent information.

Trail runs nearby

Fri - Sat May 22-23

West Virginia Trail Fest

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A family oriented trail running festival in Snowshoe, West Virginia, featuring races from a kids mile to a 100K across mountainous trails, plus weekend activities like markets, live bands, a movie night, and a ride on the Cass Historic Rail..

Saturday May 23

Dark Skies 100k

...

The Dark Skies 100K is a point to point trail race from Seneca State Forest to Snowshoe Village, following the Allegheny and Greenbrier River trails and passing Bald Knob and the Green Bank Observatory with about 11,500 ft of elevation gain..

Sunday Jul 5

Ruff Race

Snowshoe

5 km

Ruff Race at Snowshoe Mountain is a pet friendly 5k on July 5, 2026, taking place through the woods and the Village of Snowshoe. Participants may complete the course at any pace with their dogs.

Sunday Sep 13

Helvetia 10k Mountain Run

Helvetia

10 km

A 10k mountain run through the Swiss-rooted village of Helvetia, West Virginia, following historic settlement trails and running through the town center. The race coincides with the Helvetia Fair and is paired with the Blackwater Canyon Hal..