Trail Running calendar near Oak Ridge 2025-2026

The 1776 Merica event is a fun run organized by East Coast Adventures, taking place on July 4th in Greenback, TN. This event celebrates Independence Day with a choice of two distances: the full Merica at 17.76 miles or the half Merica at 7.11 miles. Participants can enjoy a festive atmosphere while..

The Haw Ridge Trail Race, held in Oak Ridge, Tennessee, features an 8-mile trail run and a Kids Trail Mile. The course begins and ends at the Haw Ridge Life Development Center, offering early climbs followed by flowing trails through Haw Ridge Park, including scenic stretches along the lake. The Kid..

The Cherokee Ultra in Tellico Plains, Tennessee, is a challenging trail running event featuring two distances: 70K (46 miles) and 130K (84 miles). Set in the scenic Cherokee National Forest, the course offers rugged mountain terrain with significant elevation gains—over 10,000 feet for the 70K and 1..

The Fort Frenzy Ultra Festival is an endurance running event held at Fort Loudon State Historic Park on Tellico Lake in Vonore, Tennessee. Featuring a scenic 3.65-mile loop trail with about 500 feet of elevation gain per lap, the course is mostly runnable and trails through beautiful lake views and..

The Panther Creek Challenge is a trail running event held at Panther Creek State Park in Morristown, Tennessee. Scheduled for September 6, 2025, it features multiple race distances including a 10-mile, 5-mile, and a Kids Trail Mile, with special categories for students 14 and under. The courses star..

The Barkley Fall Classic is a challenging 50-kilometer trail race held in Frozen Head State Park, Tennessee, designed to emulate the legendary Barkley Marathons. The course features rugged terrain through the Brushy Mountains, with significant climbs and descents, scenic vistas, and limited course m..

The Dirt Circuit is an ultra-running event held at Panther Creek State Park in Morristown, Tennessee. Set around scenic Cherokee Lake, the race features a 2.9-mile loop trail combining wide and single-track paths through fields and woods, including two wooden bridge crossings. The event offers multi..

The Big South Fork Trail Race, held in Oneida, Tennessee, takes place at the Bandy Creek Campground within the Big South Fork National River and Recreation Area. The event features two distances: a challenging 17.5-mile out-and-back loop starting at the John Litton General Slavens Trailhead, and a 1..

The Naturalist Trail Race in Franklin, NC, offers challenging 25K and 50K distances through historic trails once explored by William Bartram in the late 1700s. The course features significant elevation gains—over 5,500 feet for the 25K and 8,500 feet for the 50K—highlighting a tough climb from Walla..

The Blue Ridge Ultra is a challenging trail running event held in Blue Ridge, Georgia, within the scenic Chattahoochee National Forest. It offers three race distances: 50K, 30K, and 15K, all featuring rugged terrain including single-track trails, creek crossings, steep ascents, and descents. The 50K..

Payson's Run 10k is a trail race held at the Nantahala Outdoor Center in Bryson City, North Carolina. The challenging 10-kilometer course features over 1,000 feet of elevation gain within the first three miles, primarily running along the Flint Ridge singletrack trail and passing the NOC’s zipline t..

The FSR 100 is a challenging 102-mile mountain road race held in Copperhill, Tennessee, featuring a loop through the Tennessee and North Georgia mountains. With nearly 15,000 feet of elevation gain, the course offers rugged mountain views, rivers, and vibrant fall colors, making it ideal for mountai..

The No Business 100 is a challenging 102-mile trail ultramarathon held annually in October, starting and finishing at Pickett CCC Memorial State Park in Jamestown, Tennessee. The single-loop course traverses the scenic and remote Big South Fork National River & Recreation Area, crossing between Tenn..

Firewater Ultra is a trail running event held in Greenback, Tennessee, featuring multiple race options including a 100K, 50K (with Sunrise and Sunset starts), a 50K two-person relay, and a new 25K ruck race. The races take place on the scenic East Lakeshore Trail along the Tellico Reservoir, known f..

The Norris Ultra Dam Hard Trail Race, held at Norris Dam State Park in Norris, Tennessee, offers challenging trail running events of 25k and 50k distances. Scheduled for November 1, 2025, the race courses feature single-track trails and jeep roads across Norris Dam State Park and the Norris Municipa..

The Barn Creek Backyard Ultra is a challenging ultramarathon held in Jamestown, Tennessee, featuring a 4.167-mile out-and-back loop through private wooded property near Colditz Cove State Natural Area. The course combines gravel, road, and trail surfaces with under 300 feet of elevation gain, crossi..

The Fall Creek 100 is an ultramarathon event held in Spencer, Tennessee, featuring 50k, 100k, and 100-mile race distances. The course showcases the scenic Fall Creek Falls State Park, known for its pine forests, mossy, fern-lined trails, and multiple suspension bridges crossing Cane Creek Falls and..

The All Things Race P4v13 is a running event held in Corbin, Kentucky, at 578 Singing Hills Road. Scheduled for December 6, 2025, it features a 5K road run/walk, a 10K trail race, and a kids fun run. The race honors the legacy of Greg Deaton, a beloved pastor and camp director, and supports the Laur..

The Dirty South Trail Races, held in Knoxville, Tennessee at Mead's Quarry near Ijams Nature Center, feature a half marathon, 10K, and a Kids Trail Mile. The half marathon course spans 13.1 miles through scenic areas including Forks of the River Wildlife Area, William Hastie Park, and Ross Marble Qu..

The Tsali Ultra is an annual trail running event held in Almond, North Carolina, within the scenic Nantahala National Forest. Celebrating over 15 years, it offers three race distances: 8K, 30K, and 50K. Runners experience the world-class Tsali Trail System, known for its well-groomed paths alongside..