Fiery Gizzard Run

NOV
28
2026
Trail race on the Fiery Gizzard Trail between Grundy Forest and Foster Falls with marathon, half and ruck options, capped at 175 entrants.
Sat 28 Nov 2026
26 miles 13 miles

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Fiery Gizzard Run

The Fiery Gizzard Run is a trail event on the Fiery Gizzard Trail in South Cumberland State Park, Tennessee, running from Grundy Forest to Foster Falls on the Cumberland Plateau. It takes place on the Saturday of Thanksgiving weekend and is limited to 175 entrants by park policy.

The route combines long, runnable plateau miles with steep, technical descents and climbs through gorges. Notable features along the course include waterfalls, large boulders, two-hundred-year-old hemlocks, the Blue Hole, Sycamore Falls, Black Canyon, and the Raven’s Point overlook. Stone steps cut by the Civilian Conservation Corps appear in sections near the Fruit Bowl.

Aid stations are placed about 6 to 8 miles apart because vehicle access is limited; participants should carry their own water and nutrition between stations. The race is cupless and provides gels, water, electrolytes, and snacks at aid stations. Timing is electronic with an RFID chip. Dogs on leash are permitted on course and on the race shuttle.

Three distances are offered:

  • Marathon full traverse there and back, roughly 3,800 feet of gain
  • Half Marathon one full traverse, slightly over 13.1 miles
  • 13 Mile Ruck loaded pack division, weight rules apply

A portion of the event proceeds supports park and trail maintenance. Visit the organization's website for the most recent information.

Events nearby

Trail races at Lula Lake on November 14, 2026 include 50K, half marathon, 10K and a kids 1-mile fun run, with aid stations and proceeds supporting Lula Lake trail work.
Trail races of 6.5, 10.2, and 20 miles on technical single-track around Prentice-Cooper WMA with bluff views of the Tennessee River.
Trail races on December 13, 2026 in Chattanooga with 5Kish and 10Kish loop options on new Aetna Mountain trails, an aid station, post-race pancakes, and family amenities.
December 19, 2026 trail races on Lookout Mountain GA featuring 50 mile, 18 mile and 10K routes across single track trails, bluffs and Lula Lake Land Trust.
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