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Trail Running Calendar near Oak Ridge 2026-2027

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Explore the top trail runs near Oak Ridge for 2026-2027! We've gathered 10 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.

October 2026
Oct
24
Sa

Firewater Ultra

Trail Run 23 km 50 km 100 km
Trail races on the East Lakeshore Trail near Greenback TN with 100K, 50K, relay, and a 25K ruck option along Tellico Reservoir.
November 2026
Nov
7
Sa

5K and Play on College Hill Featuring the Pumpkin Run

Trail Run 5 km
A 5K run on the Maryville College campus with yard games, alpine tower activities, frequent raffle drawings, and proceeds supporting the Friends of the College Woods.
Nov
14
Sa

Norris Ultra Dam Hard Trail Race

Trail Run 25 km 50 km
Experience a trail event at Norris Dam State Park featuring 25 km and 50 km loops on single track trails and jeep roads. Enjoy a well supported course with finisher medals and on site park accommodations.
Nov
15
Su

S'mores Run - Knoxville

Trail Run 5 km
A family-friendly fun run at Ijams Nature Center with a Greenway course, s’mores party, race swag and a virtual option.
December 2026
Dec
6
Su

Dirty South Trail Races

Trail Run 10 km 13 mi
Trail races at Mead's Quarry in Knoxville include a half marathon, a 10K and a kids one mile on mixed technical singletrack and flowing mountain bike trail. The half marathon has a four hour limit and aid stations with small cups.
January 2027
Jan
9
Sa

Fever Dream Ultra

Backyard Ultra
A 24 hour looped endurance festival on a 2 mile grass course at Roane State Community College offering timed runs, relays, a ruck division, camping and on course aid.
May 2027
May
8
Sa

Mudder's Day Madness Mud Run 5K

Obstacle Run 5 km
An obstacle mud run at Montvale Springs with a 5K course and a family Fun Run, raising funds for Montvale’s therapeutic programs.
June 2027
Jun
5
Sa

Three Sisters Ultra Festival

Trail Run
Timed trail events and relays on a 2.2 mile loop in Maryville College Woods with chip timing, aid access, live music, and mileage milestones.
September 2027
Sep
18
Sa

Marine Mud Run - Maryville

Obstacle Run 3 mi
Mud run in Maryville on 09/18/2027 with a 3 mile obstacle course, a 1 mile youth run, showers and commemorative shirts.
Sep
18
Sa

The Barkley Fall Classic

Trail Run Marathon 50 km
A 50 km backcountry race at Frozen Head State Park with a secret course, heavy climb and strict rules including no GPS and an all or nothing decision point.
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