Trail Running calendar near Oak Ridge 2026-2027

This 104-mile ultramarathon traverses the Chattahoochee National Forest with 33,000 feet of climbing. It qualifies for major lottery races and has strict entry requirements for experienced trail runners.

A 57.5 mile point-to-point trail race from Blairsville to Blue Ridge, GA, featuring technical single-track, 10 aid stations and roughly 17,000 feet of ascent and descent through the Chattahoochee National Forest.

A 6.1 mile trail race in the Big South Fork National River & Recreation Area limited to 100 runners, featuring sandstone bluffs, waterfalls and a single stocked aid station at mile 3.4.

A multi-hour trail event near Cleveland Tennessee offering 3, 6, 12 and 24 hour races plus a rucking option. The 4.35 mile wooded loop has rolling hills, creek crossings, marked aid stations, and finisher and placement awards.

SwimRun Knox on May 31, 2026 features a 12.25 mile swimrun at Mead's Quarry and Ijams Nature Center plus a 3.18 mile trail 5k and a 13.1 mile trail half marathon, with team and individual entry options.

A timed trail festival on a 2.2 mile loop at McArthur Pavilion offering 24 hour, 12 hour and 6 hour options plus relays, chip timing, aid, live music and on-site packet pickup.

Experience the moderately technical and flowing trails of Knoxville at Sharp's Ridge Rambler. This event features 7 mile, 4 mile, and 1 mile trail races that climb and descend the scenic ridges of the park.

A patriotic July 4 running event at the Madisonville Kefauver Pavilion offering 17.76 miles and 7.4 miles with in-person and virtual options. A ruck division with specified pack weights runs on an asphalt greenway and bike trail course.

Experience the scenic trails of Oak Ridge at the Haw Ridge Trail Race. Balance a significant early ridge climb with several miles of smooth running along the lake in this 8 mile or kids 1 mile event.

A trail ultramarathon in Tellico Plains, Tennessee offering 130K, 70K and a 24 mile Waucheesi Challenge with ridge and river sections, historic trails, live YouTube coverage, and mandatory on-course gear.

Experience a relaxed weekend of mountain running and community at the Nantahala National Forest. This adult trail camp features group runs and forest adventures for all activity levels in a social campground setting.

A mid-August trail running weekend in Grandview, Tennessee with looped races from one hour to 24 hours, free tent camping and a glamping auction; proceeds support Flying Pigs Sanctuary.

Fort Frenzy Ultra Festival is an endurance running event at Fort Loudoun State Historic Park in Vonore, TN, featuring timed races from 3 hours to 24 hours, a dedicated ruck division, course awards, and a Cherokee Ultra qualifier.

Experience an off road adventure at Panther Creek State Park featuring half marathon and 10K trail distances. Run through wooded loops and scenic lakeside paths in this established Tennessee trail series event.

Trail races at Frozen Head State Park near Wartburg TN offer a Half Marathon and a 50K on repeated ridge loops with substantial elevation gain, limited aid, and a capped field size.

Trail ultraruns and a ruck division route through the rugged Caney Fork and Scotts Gulf backcountry near Sparta, Tennessee, with technical singletrack, limestone bluffs, caves, and waterfalls; the weekend centers at Camp Latimer.

An off road 3 mile obstacle course with mud pits, hills, water and multiple waves at Harmony Family Center in Maryville on September 12, 2026. A separate 1K youth run allows an adult to accompany young children.

A 50 km trail race at Frozen Head State Park in Tennessee that reveals the course map only the night before and forbids GPS. The route combines runnable trails with long climbs and a decisive split between a marathon finish and the full 50..

A loop-trail ultra at Panther Creek State Park featuring 2.9 mile laps, multiple timed events and relays, and a 6 hour ruck division. Base Camp at the park soccer fields hosts the aid station, crew area, and awards.

A 5K trail run and a 1 mile asphalt fun run at Big Ridge State Park in Maynardville, Tennessee on September 19, 2026. Online preregistration is available and fees support the Y's health and education programs.