Explore by location
Ultramarathons around the world
Build your racing calendar, close to home or further afield. Compare 725 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 Linacre Infini Trail Run, Naatsisaan Trail Races and Outrun The Night.
Start with a continent, including Europe, North America and Asia, or browse the other locations below.
Compare running races by distance, date and surface, from shorter road events to trail races and ultras.
1,437 listed events · 725 with upcoming dates · 6 upcoming featured races
Upcoming ultramarathons
725 matching events, earliest date first. Entry availability is shown separately.
Linacre Infini Trail Run
ENGChesterfield, North of England
Linacre Infini Trail Run — Linacre Reservoirs, Chesterfield. Listed on runABC (North of England).
Date listed · latest organiser confirmation not yet checked.
Naatsisaan Trail Races
USANavajo Mountain, Utah
Trail and dirt-road races from Navajo Mountain High School, with a mountain ultra, ten-mile race and afternoon community 5K.
Date listed · latest organiser confirmation not yet checked.
Outrun The Night
SCODalkeith, Scotland
Outrun The Night — Dalkeith Country Park, Dalkeith. Listed on runABC (Scotland).
Date listed · latest organiser confirmation not yet checked.
Pumpkin Butt
USAKennesaw, Georgia
A free 50K club trail run for GUTS members, using five approximately 10K loops. The organiser classifies this as an unofficial run because of permit…
Date listed · latest organiser confirmation not yet checked.
Terror Trails Ultra
USAWaxhaw, North Carolina
Halloween trail races at Cane Creek Park, ranging from a short woodland loop to a two-loop ultra.
Date listed · latest organiser confirmation not yet checked.
Thunder River
USACascade Locks, Oregon
Columbia River Gorge trail races finishing at Marine Park, with a looped 50K and a point-to-point 25K.
Date listed · latest organiser confirmation not yet checked.
Ultra Trail Kempen
BELMalle, Antwerp
Ultra Trail Kempen in Malle, with each confirmed adult/open running distance listed separately.
Date listed · latest organiser confirmation not yet checked.
Autumn Squatch
USALewis Center, Ohio
Autumn trail races on the Rocks and Roots trails at Alum Creek State Park, using alternating north and south loops.
Date listed · latest organiser confirmation not yet checked.
Fire on the Mountain
USALittle Orleans, Maryland
Trail ultras and a shorter forest race at Green Ridge State Forest, using trails and forest roads from Point Lookout.
Date listed · latest organiser confirmation not yet checked.
Mamba 100
USAMemphis, Tennessee
Ultramarathons and a shorter trail race on the Wolf River trails. Different lead-in sections join a flat woodland loop; each distance has its own start.
Date listed · latest organiser confirmation not yet checked.
tBunk Endurance Challenge
USALaGrange, Wisconsin
Multiple fixed-distance ultras on the Nordic Trail system in the Southern Kettle Moraine State Forest.
Date listed · latest organiser confirmation not yet checked.
Ultra-Trail Shudao by UTMB®
CHNGuangyuan
Ultra-Trail Shudao by UTMB® — an official UTMB World Series Event.
· Entry closed
Date listed · latest organiser confirmation not yet checked.
Azalea 12/24 Hour
USAPalatka, Florida
Fixed-distance and timed endurance races on a paved two-mile loop at Ravine Gardens State Park.
Date listed · latest organiser confirmation not yet checked.
Big Texas Ultra
USAJohnson City, Texas
Trail races at Flat Creek Crossing Ranch, with an additional qualification-only championship division for the 100K.
Date listed · latest organiser confirmation not yet checked.
Broken Toe Trail Races
USAWilmington, Ohio
Woodland trail races around Caesar Creek Lake, with rolling hills, creek crossings and one or two laps of the campground trail course.
Date listed · latest organiser confirmation not yet checked.
Chino Hills Trail Run — Fall
USABrea, California
Autumn trail races through chaparral, oak woodland and the hills of Chino Hills State Park.
Date listed · latest organiser confirmation not yet checked.
Conquer the Castle
USAMayfield, Ohio
Trail races through North Chagrin Reservation with woodland loops, creek crossings and a visit to Squire’s Castle.
Date listed · latest organiser confirmation not yet checked.
Dava Way 50K
SCOGrantown, Scotland
Dava Way 50K — Craig McLean Leisure Centre, Grantown. Listed on runABC (Scotland).
Date listed · latest organiser confirmation not yet checked.
Deadman Peaks Trail Run
USACuba, New Mexico
High-desert trail races on the Continental Divide Trail near Cuba, crossing mesas, rocky ground and remote woodland.
Date listed · latest organiser confirmation not yet checked.
Dogwood Canyon Trail Runs
USALampe, Missouri
Hilly trail races at Dogwood Canyon, with the 25K and 50K on Saturday and 15K on Sunday. Combined weekend challenges use these same races.
Date listed · latest organiser confirmation not yet checked.
Ferris 50
USAMinden, Nevada
Trail races through Carson Valley, with a separate short children’s race. The adult races start at Douglas County Fairgrounds and finish at TJ’s…
Date listed · latest organiser confirmation not yet checked.
Glen Ogle 33 Ultra Marathon
SCOPerthshire, Scotland
Glen Ogle 33 Ultra Marathon — McLaren Hall, Killin, Perthshire. Listed on runABC (Scotland).
Date listed · latest organiser confirmation not yet checked.
Grand Ridge Trail Run
USAIssaquah, Washington
Forest trail races in the Cascade foothills, with four adult distances and a free children’s run. Distances are approximate; the advertised…
Date listed · latest organiser confirmation not yet checked.
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.
John Muir Way Ultra Nocturnal
SCONorth Berwick, Scotland
John Muir Way Ultra Nocturnal — Balgone Barns, North Berwick. Listed on runABC (Scotland).
Date listed · latest organiser confirmation not yet checked.
Kessel Run Ultra
USAFruita, Colorado
High-desert trail races on the North Fruita singletrack, with five distances and separate morning starts.
Date listed · latest organiser confirmation not yet checked.
Liberty’s Lost Treasure
USAGuthrie, Oklahoma
Trail races around Liberty Lake, using repeated loops for the longer distances and an out-and-back 5K.
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.
Miner 49er
USADubuque, Iowa
Trail races through Mines of Spain, with woodland paths, prairie sections, stream crossings and views of the Mississippi River.
Date listed · latest organiser confirmation not yet checked.
Mingus Madness 50K
USAPrescott Valley, Arizona
A rugged, minimally supported mountain adventure. The organiser describes this as an unofficial, non-permitted event; the advertised 50K route is…
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.
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