Explore by location
Trail 50k events around the world
Build your racing calendar, close to home or further afield. Compare 305 upcoming events by date and location. Open a race guide for the course, recorded editions and official entry information where available.
Events to explore include Grand Trail des Lacs & Châteaux Winter, Marysville Marathon Festival and Five Trails 50K & Three Trails Half Marathon.
Start with a continent, including North America, Europe and Oceania, or browse the other locations below.
Compare running races by distance, date and surface, from shorter road events to trail races and ultras.
331 listed events · 305 with upcoming dates
Upcoming 50k events
305 matching events, earliest date first. Entry availability is shown separately.
Grand Trail des Lacs & Châteaux Winter
BELOvifat, Liège
Grand Trail des Lacs & Châteaux Winter in Ovifat, with every verified timed public running distance published separately.
Date listed · latest organiser confirmation not yet checked.
Marysville Marathon Festival
AUSMarysville, Victoria
A two-day trail festival around Marysville, with junior, mountain and endurance routes through forest and river landscapes.
Date listed · latest organiser confirmation not yet checked.
Five Trails 50K & Three Trails Half Marathon
ENGGraffham, West Sussex
Five Trails 50K & Three Trails Half Marathon — 50K, Half at Graffham and the South Downs.
Date listed · latest organiser confirmation not yet checked.
Last Trail Standing
USAPittsburgh, Pennsylvania
Woodland trail races through Settlers Cabin Park, with the longer courses following repeated out-and-back loops.
Date listed · latest organiser confirmation not yet checked.
Lula Lake Trail Blazer
USALookout Mountain, Georgia
Trail races supporting conservation and trail maintenance across Lula Lake’s Lookout Mountain properties, with a separate children’s run.
Date listed · latest organiser confirmation not yet checked.
NYC Trail Mix
USAStaten Island, New York
Trail races through Staten Island’s Greenbelt, linking woodland parks and singletrack in support of the Greenbelt Conservancy.
Date listed · latest organiser confirmation not yet checked.
Pass Mountain Trail Runs
USAMesa, Arizona
Desert trail races from Usery Mountain Regional Park, with longer courses exploring Pass Mountain and surrounding trail systems.
Date listed · latest organiser confirmation not yet checked.
Red Rock Canyon Ultra
USABlue Diamond, Nevada
Desert trail races through sandstone canyons, washes and Cottonwood Valley near Las Vegas, finishing in Blue Diamond.
Date listed · latest organiser confirmation not yet checked.
Rosaryville Veterans Day Trail Race
USAUpper Marlboro, Maryland
Rolling woodland trail races through Rosaryville State Park, beginning and ending at the Pavilion picnic area.
Date listed · latest organiser confirmation not yet checked.
Truth or Consequences Desert Ultra
USATruth or Consequences, New Mexico
Desert trail races on steep, rocky and sandy terrain near the Rio Grande, starting and finishing at Rotary Park.
Date listed · latest organiser confirmation not yet checked.
Wild Hare Trail Race
USAWarda, Texas
Looped trail races through the fields, wooded trails and short climbs of Bluff Creek Ranch, with a youth trail run.
Date listed · latest organiser confirmation not yet checked.
Austin Rattler Run
USABurnet, Texas
Trail running races on the singletrack, doubletrack and ranch roads of Reveille Peak Ranch in the Texas Hill Country.
Date listed · latest organiser confirmation not yet checked.
Colorado Cold Rush Ultra
USAColorado Springs, Colorado
Trail races from Bear Creek Regional Park, with longer routes climbing historic High Drive above Colorado Springs.
Date listed · latest organiser confirmation not yet checked.
Dinosaur Valley Endurance Run
USAGlen Rose, Texas
Trail races over the rocks, roots and rolling hills of Dinosaur Valley State Park, with morning and evening short-course options.
Date listed · latest organiser confirmation not yet checked.
Dizzy Fifties
USAHuntsville, Alabama
Figure-eight trail races on Monte Sano, combining plateau trails with a descent and climb through the Sinks area.
Date listed · latest organiser confirmation not yet checked.
Duncan Ridge Trail
USABlairsville, Georgia
Mountain trail races using the Coosa Backcountry and Duncan Ridge trails, starting and finishing at Vogel State Park.
Date listed · latest organiser confirmation not yet checked.
Fall Creek 100
USASpencer, Tennessee
Trail ultras through Fall Creek Falls State Park, passing waterfalls, suspension bridges, forest paths and the lake shoreline.
Date listed · latest organiser confirmation not yet checked.
Fire Fest Ultra
USALogandale, Nevada
Desert trail races through the sandstone scenery of the Logandale Trail System near Valley of Fire, with Saturday and Sunday programmes.
Date listed · latest organiser confirmation not yet checked.
Griffith Park Trail Races
USALos Angeles, California
Hilly trail races on Griffith Park’s singletrack and fire roads, starting at the Merry-Go-Round parking area.
Date listed · latest organiser confirmation not yet checked.
Père Malfait Trail Race
USABastrop, Louisiana
Flat trail races following the reservoir levee at Bussey Brake, with exposed stretches and wooded sections.
Date listed · latest organiser confirmation not yet checked.
The Copthorne Races
ENGMickleham, Surrey
Looped trail ultras around Box Hill, Mickleham and Headley, with a separate Thursday start for the 200-mile event.
Date listed · latest organiser confirmation not yet checked.
The Stuffed Turkey Endurance Races
USAGranger, Iowa
Looped trail races at Jester Park with rolling hills, flat stretches and an equestrian-centre base.
Date listed · latest organiser confirmation not yet checked.
WAI2K Trail Running Festival
NZLUpper Hutt, Wellington
Trail races connecting the Wairarapa and Upper Hutt, with long ultras and shorter Tunnel Gully courses.
Date listed · latest organiser confirmation not yet checked.
Fifth Street Cross Black Friday 100
USAEmmaus, Pennsylvania
Black Friday running races on repeated short trail loops at the Fifth Street Cross course, alongside separate cycling events.
Date listed · latest organiser confirmation not yet checked.
Bosque Bigfoot Trail Runs
USAAlbuquerque, New Mexico
Trail races through Albuquerque’s riverside bosque, using singletrack and jeep roads among the cottonwoods.
Date listed · latest organiser confirmation not yet checked.
Colorado River Run
USACedar Creek, Texas
Trail races along the Colorado River at McKinney Roughs, with long ultras on Friday and shorter races on Saturday.
Date listed · latest organiser confirmation not yet checked.
Squatchy Leftovers
USAWest Orange, New Jersey
Trail races on a loop combining carriage roads and rocky singletrack in South Mountain Reservation, supporting Bigger Than The Trail.
Date listed · latest organiser confirmation not yet checked.
Turkey Burn Ultra
USAClermont, Florida
Thanksgiving weekend trail races through Lake Louisa State Park’s sand hills, forest and lakeside terrain.
Date listed · latest organiser confirmation not yet checked.
Calero Trail Run Winter
USASan Jose, California
Winter trail races on Calero County Park’s singletrack and rolling dirt paths, with several distances from one mile to an ultra.
Date listed · latest organiser confirmation not yet checked.
Cloudland Canyon Trail Races
USARising Fawn, Georgia
A weekend of trail races through Cloudland Canyon, with waterfall views, steep canyon climbs and shorter Sunday options.
Date listed · latest organiser confirmation not yet checked.
Race archive
Past races and previous editions
Looking back at a race? Browse the guides below for recorded editions. This section also includes events awaiting a new date and cancelled editions. Previous editions of races in the upcoming calendar are available through their race guides above.
Open the race archive to browse past events and races awaiting a new date.
View full race archive (26) →