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Trail Running Calendar United States 2026-2027

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Explore the best trail runs in the United States for 2026-2027! Our updated list features 3951 exciting trail runs across the country. Find your next trail run in the United States below and join the trail community at these great events!

January 2027
Trail races at San Tan Mountain Regional Park offering 50K, 26K, 17K, 9K and 5K on single track desert trails with regular aid stations and a cupless policy.
A multi-date trail and road race series in early 2027 around Queen Creek AZ, with four distance categories and a cupless race policy.
A 25K trail race on Raccoon Mountain in Chattanooga with two aid stations, a cupless policy, a five hour time limit, and awards for top finishers.
Trail races at South Mountain Reservation include 5K, 10K and 13.1 mile looped courses with aid stations every 3 miles. Courses use fire roads, single track, hills and some pavement and offer advance and day-of registration.
Two scenic trail races along Folsom Lake on January 9, 2027, offering a 12K and 5K on single-track trails, post-race local beer for athletes over 21, commemorative items, hot food and age-group awards.
An early evening 10K and 5K on the hard packed sand of Daytona Beach with an optional 15K challenge for those who run both races.
Trail endurance event in Conyers where participants run a 5K each hour for 6, 12, or 24 hours, earning patches, medals, or a buckle.
A winter trail series at Rockwoods Reservation near Glencoe, Missouri across three dates from Dec 19, 2026 to Feb 13, 2027. Events range from 4 miles and 8K up to a half marathon with finisher medals, shirts, chip timing and live tracking.
Trail runs of 5.15 and 3.0 miles at Sawnee Mountain Preserve on Jan 9, 2027 with a cap of 275 runners, age-group awards, and an included tri-blend shirt.
A community fundraiser in La Center with 5K and 10K run/walk courses starting and finishing at La Center High School, awards, and a pancake breakfast supporting school teams.
Trail races in Auburn CA across 50K, 35K, Heavy Half and 8K on technical single track featuring No Hands Bridge, steep climbs, cupless aid stations, and chip timing.
A 24 hour looped endurance festival at Roane State in Harriman TN with 2 mile laps, multiple timed divisions, camping, food, and awards; proceeds support student athletes.
Looped 5 km trail course at Sandy Bottom Nature Park in Hampton VA with 8 hour, 4 hour and 5 km options and cupless aid station support.
A winter trail half marathon in South Mountains State Park near Connelly Springs NC with 12.9 miles and about 2,600 feet of climbing.
Winter trail race in Crystal Lake with a hilly single-track 10K loop and a 50K made of five laps, staffed aid stations, finisher medals, and age-group awards.
GUTS members only trail event at Sweetwater State Park with 6-loop courses on marked technical singletrack and a communal crockpot chili contest.
Free non competitive 4 mile and 1 mile runs through Saguaro National Park West on Jan 10 2027 with a 300 participant limit and an out and back dirt road course.
A community 5K hike and run at Papago Park where participants may bring leashed dogs and a portion of entry fees supports the no-kill shelter Home Fur Good.
A multi-day January trail event at Vogel State Park near Blairsville, GA, featuring races up to 200 miles along the Duncan Ridge, organized by H9 Events.
A multi-day ultrarunning weekend in Wilmington offering 100-mile, 50-mile, 50K and relay options with on-site camping and event amenities.
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