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Trail marathons in North America
Compare trail marathons across North America and choose where to compete next. Compare 51 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 Canyonlands Ultra, Fields of Gold Trail Run and Trail Run at Sly Park - Fall.
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56 listed events · 51 with upcoming dates
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Upcoming marathons
51 matching events, earliest date first. Entry availability is shown separately.
Canyonlands Ultra
USAMoab, Utah
Desert trail races near Moab, from a 15K course to a 100K ultra.
· Marathon
Race details, entry and past editions →Entry information ↗Fields of Gold Trail Run
USAMarble Falls, Texas
Autumn trail races at Shaffer Bend, with fixed-distance races, a twelve-hour challenge and separate morning and evening 5K events.
· Marathon
Race details, entry and past editions →Entry information ↗Trail Run at Sly Park - Fall
USAPollock Pines, California
Autumn trail races around Jenkinson Lake at Sly Park Recreation Area.
· Marathon
Race details, entry and past editions →Entry information ↗Triple Lakes Trail Race
USAGreensboro, North Carolina
Trail races around Greensboro’s lakes, based at Bur-Mil Park.
· Marathon
Race details, entry and past editions →Entry information ↗Fall Back Blast
USAEau Claire, Wisconsin
An autumn trail running festival at Lowes Creek County Park, with five solo distances and a 50K relay.
· Marathon
Race details, entry and past editions →Entry information ↗Boundary Bay Marathon
CANDelta, British Columbia
Flat races on the gravel trail beside Boundary Bay, starting at Centennial Beach.
· Marathon
Race details, entry and past editions →Entry information ↗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…
· Marathon
Race details, entry and past editions →Entry information ↗Natchez Trace Trail Run
USAFranklin, Tennessee
Trail races along the Natchez Trace, with buses from Garrison Creek for the point-to-point shorter distances.
· Marathon · Entry closed
Race details, entry and past editions →Ponderosa Polar Challenge
USAOrderville, Utah
Trail distances and timed challenges on interchangeable loops at Zion Ponderosa Ranch Resort, near Zion National Park.
· Marathon
Race details, entry and past editions →Entry information ↗Saddleback Marathon
USABlue Jay, California
Saddleback November mountain marathon.
· Marathon
Race details, entry and past editions →Entry information ↗TARC Stone Cat Trail Festival
USAIpswich, Massachusetts
A trail festival on rolling woodland trails in Willowdale State Forest, with adult distance races and a short youth fun run.
· Marathon · Entry closed
Race details, entry and past editions →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.
· Marathon
Race details, entry and past editions →Entry information ↗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.
· Marathon
Race details, entry and past editions →Entry information ↗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.
· Marathon
Race details, entry and past editions →Entry information ↗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.
· Marathon
Race details, entry and past editions →Entry information ↗Brazos Bend 100
USANeedville, Texas
Flat trail races through Brazos Bend State Park, with looped ultras, a marathon, a half marathon and a children’s kilometre.
· Marathon
Race details, entry and past editions →Entry information ↗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.
· Marathon
Race details, entry and past editions →Entry information ↗Crooked Creek Ultra Trail Race
USAShepherdsville, Kentucky
A trail running weekend on wooded hills at Camp Crooked Creek, with ultras and daytime and night marathon options.
· Marathon
Race details, entry and past editions →Entry information ↗Beast of the East 100
USAKings Mountain, North Carolina
Mountain trail races through Crowders Mountain State Park, starting and finishing at Crowders Ridge.
· Marathon
Race details, entry and past editions →Entry information ↗Dirty December Trail Run
USASan Diego, California
Holiday trail races at Sycamore Canyon, with three fixed distances and a timed hill-climb challenge.
· Marathon
Race details, entry and past editions →Entry information ↗Hacienda Hills Trail Run – Winter
USASan Jose, California
Winter trail races through the hills of Almaden Quicksilver County Park.
· Marathon
Race details, entry and past editions →Entry information ↗River Ranch Resolution Run
USALiberty Hill, Texas
New Year trail races at River Ranch County Park, with distances for adults and children.
· Marathon
Race details, entry and past editions →Entry information ↗San Diego 50 & Trail Runs
USAEscondido, California
Trail races through San Pasqual Valley and around Lake Hodges, with shorter and junior options.
· Marathon
Race details, entry and past editions →Entry information ↗Crystal Springs Winter Trail Run
USAWoodside, California
Winter trail races through Huddart Park and the coastal redwoods.
· Marathon
Race details, entry and past editions →Entry information ↗Folsom Lake Sweetwater Trail Run
USAEl Dorado Hills, California
Trail races beside Folsom Lake, mainly on singletrack with some dirt road.
· Marathon
Race details, entry and past editions →Entry information ↗This Ain’t Your Mothers 50K & Trail Marathon
USAMiddleburg, Florida
Trail races on the Pioneer Trail through Jennings State Forest.
· Marathon
Race details, entry and past editions →Entry information ↗Outlaw 100 Oklahoma
USAKinta, Oklahoma
Trail races over rocky climbs, creek crossings and jeep roads at Twin Mountains.
· Marathon
Race details, entry and past editions →Entry information ↗Crazy Desert Trail Race
USASan Angelo, Texas
A weekend of desert trail races at San Angelo State Park.
· Marathon
Race details, entry and past editions →Entry information ↗Grasslands Trail Run
USAAlvord, Texas
Trail races on the rolling woodland and grassland trails of the LBJ National Grasslands.
· Marathon
Race details, entry and past editions →Entry information ↗Redwood (Spring) Trail Run
USAOakland, California
Trail races through Redwood Regional Park with redwood groves and ridge views.
· Marathon
Race details, entry and past editions →Entry information ↗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.
Big Sur Trail Marathon
USABig Sur, California
Big Sur Trail Marathon in Big Sur.
Next date not listed
Race guide and recorded editions →Flagstaff Offroad Marathon
USAFlagstaff, Arizona
Flagstaff Offroad Marathon in Flagstaff.
Next date not listed
Race guide and recorded editions →Girdwood Trails Marathon
USAGirdwood, Alaska
Girdwood Trails Marathon in Girdwood.
Next date not listed
Race guide and recorded editions →Pikes Peak Marathon
USAManitou Springs, Colorado
Pikes Peak Marathon in Manitou Springs.
Next date not listed
Race guide and recorded editions →Surf the Murph
USASavage, Minnesota
Halloween-season trail races through Murphy-Hanrehan Park, with rolling woodland and prairie loops and distances from 5K to 50 miles.
Next date not listed
Race guide and recorded editions →Choosing a race in North America
The unfiltered upcoming calendar includes events in Oakland (3), Marble Falls (2), Moab (2). Use the town filter to compare locations, then check the race guide for the start venue and organiser’s travel information.
Questions about marathons in North America
Which trail marathons are coming up in North America?
Canyonlands Ultra is listed for 24 October 2026. Fields of Gold Trail Run is listed for 24 October 2026. Trail Run at Sly Park - Fall is listed for 24 October 2026. Check the race guide and organiser’s latest information before making plans.
Where can I find race entry details for North America?
Follow the link from the race guide to the organiser or entry provider, where one is available. Check the entry deadline, eligibility and current availability there. A listed race date does not necessarily mean entries are still open.
Why has a race moved out of the upcoming calendar?
Once its listed dates have passed, a race moves to the past-editions view unless another upcoming edition is recorded. Cancelled events also leave the upcoming list. The race guide stays available, and the event returns when a new date is added.