Trail Running Calendar United States 2026-2027

A 24 hour ultrarun on the Roanoke Canal Trail using an out and back *10k* loop with start and finish at Weldon Mills Distillery on the Roanoke River. Held December 5 to 6, 2026; registration opens August 1, fee $120.

Experience the beauty of Fountainhead Regional Park on a course featuring hiking trails and dirt roads. With two distance options and a dedicated program for kids, this event offers a complete day of trail running near the Occoquan Reservoi..

Trail races at East Fork State Park on December 6, 2026, using a 6.55 mile singletrack loop with Quarter, Half, and Full options, on-course aid stations, chip timing, race shirt if registered by 11/14, and a finisher medal for all finishers..

Caloosa Fest in Alva, Florida offers a Half Marathon and a 5K held on the Caloosahatchee Regional Park mountain bike trails, featuring single track, grass sections, aid stations, packet pickup options, and on-site vendors.

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.

A holiday running event at Stars & Stripes Park offering Kids Dash, 1 mile, chip timed 5K and 10K, a virtual option, a costume contest, and finishers shirts and medals for all participants.

Trail races at FDR State Park in Pine Mountain, Georgia featuring 19 and 40 mile loops plus a special 46 mile anniversary distance, a new 10k trail race, and a season long virtual 400 mile challenge.

An urban single-loop ultra from Twin Peaks in San Francisco offering 50K and 50 mile options, informal aid from volunteers, a mile 25 cutoff for the 50 mile, and support for the Shoes For Runners charity.

A Christmas themed race day in Indianapolis with multiple distances, a kids dash, a virtual option, and a volunteer-then-run category. Races include designer shirts, custom bibs, finisher medals, chip timing, awards, and free photos.

An ultramarathon in Prospect Park, Brooklyn on December 6, 2026 offering 50K and 50 mile looped courses with potluck-style aid, Skratch Labs hydration, chip timing, and finisher belt buckles.

Multiple USATF certified races take place on the Dismal Swamp course in Chesapeake, VA, including 50K, marathon, half marathon and a 50K relay. Aid stations are provided and finishers receive apparel and medals.

A holiday themed run in Valencia offering 5k, 10k, 15k and a half marathon on looped trails with aid stations each loop. Entries include finisher medals, goodie bags, photos and posted results.

An eight hour endurance run at Terrapin Nature Park where participants complete 2.8 mile laps to earn surprises placed in a personal stocking. Awards are given to the male and female with the most laps.

A novelty one mile event on December 6, 2026 in West Orange, NJ combining four cycles of drinking eight ounces of egg nog while stationary then completing a quarter mile loop. Dairy and Non-Dairy divisions are offered.

A multi-day staircase endurance series at Amicalola Falls State Park, Dec 9–13, 2026. Events range from a 12-hour 16-mile lap format to an 84-hour 180-mile option, offered solo or as team FlexRelay on the AT Approach Trail.

A nighttime trail event at Anne Springs Close Greenway on December 11, 2026 featuring a timed 5K, an untimed Hike Challenge on the same course, and a one mile fun run with a finisher’s prize. The course starts and finishes at Lake Haigler e..

Trail event at Tickfaw State Park near Springfield LA offering distances from 3 to 150 miles, two aid stations, camping and cabins, on site food with vegan options, plus awards including buckles and medals.

A loop-based ultra in Saint George where runners repeat a six mile circuit until the last competitors remain. A kids division runs a 5.3 mile loop and allows non-motorized transport.

A Last Person Standing race in Yucaipa, CA on December 11, 2026 where runners repeat hourly 4.167 mile loops until one person remains. The overnight event uses foothill trails, headlamps, a basecamp with firelight, and limited camping.

A 6.2 mile race in San Antonio on 12/12/2026 with a course run entirely on loose sand. Post-race offerings include s'mores, hot cocoa, and live music for a seasonal atmosphere.