Trail half marathons in the United States
Find trail half marathons in the United States. Compare 89 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 Hot Mess Trail Races.
Narrow your search to California, Texas and Colorado, or browse the other locations below.
94 listed events · 89 with upcoming dates
Upcoming half marathons
89 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.
· Half 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.
· Half marathon
Race details, entry and past editions →Entry information ↗Hot Mess Trail Races
USAPittsgrove, New Jersey
A six-hour endurance race and half marathon on mostly flat woodland trails at Parvin State Park.
· Half marathon
Race details, entry and past editions →Entry information ↗New Hope Wesleyan Ultra Trail Run
USACorydon, Indiana
Woodland trail races at O’Bannon Woods State Park, with four distances and staggered starts.
· Half marathon
Race details, entry and past editions →Entry information ↗No Name Trail Races
USAAgoura, California
Trail races through Cheeseboro Canyon in the Santa Monica Mountains, with an ultra, half marathon and shorter course.
· Half 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.
· Half 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.
· Half marathon
Race details, entry and past editions →Entry information ↗Fonta Flora 50K and Half Marathon
USANebo, North Carolina
Lakeside trail races around Lake James, starting and finishing at Whippoorwill Farm.
· Half marathon · Entry closed
Race details, entry and past editions →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…
· Half 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.
· Half 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.
· Half 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.
· Half marathon · Entry closed
Race details, entry and past editions →Run the Rock
USATerrebonne, Oregon
Trail races around Smith Rock and Gray Butte, with the 50K and 25K on Saturday and the half marathon on Sunday.
· Half marathon
Race details, entry and past editions →Entry information ↗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.
· Half marathon
Race details, entry and past editions →Entry information ↗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.
· Half marathon
Race details, entry and past editions →Entry information ↗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.
· Half marathon
Race details, entry and past editions →Entry information ↗Colorado Cold Rush Ultra
USAColorado Springs, Colorado
Trail races from Bear Creek Regional Park, with longer routes climbing historic High Drive above Colorado Springs.
· Half marathon
Race details, entry and past editions →Entry information ↗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.
· Half 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.
· Half 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.
· Half 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.
· Half 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.
· Half 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.
· Half 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.
· Half marathon
Race details, entry and past editions →Entry information ↗The Hitchcock Experience
USAHoney Creek, Iowa
Winter trail races on the hills of Hitchcock Nature Center, including a night-start 50-miler and a two-part 101K challenge.
· Half marathon
Race details, entry and past editions →Entry information ↗Trail to Tryon Holiday Half, 10K & 5K
USANew Bern, North Carolina
Trail to Tryon Holiday Half, 10K & 5K in New Bern, United States.
· Half marathon
Race details, entry and past editions →Entry information ↗Caloosa Fest
USAAlva, Florida
Trail races on the mountain-bike trails at Caloosahatchee Regional Park, with a half marathon and a shorter green-trail route.
· Half 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.
· Half marathon
Race details, entry and past editions →Entry information ↗Doomsday
USACool, California
Trail races from the Cool Staging Area, with a 50K ultra and half marathon through the surrounding foothills.
· Half marathon
Race details, entry and past editions →Entry information ↗MCW Holmdel Classic
USAHolmdel, New Jersey
Charity trail races on repeated loops through Holmdel Park, with approximate ultra, half-marathon and single-loop options.
· Half 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.
Bull of the Woods Trail Race
USATaos Ski Valley, New Mexico
Bull of the Woods Trail Race in Taos Ski Valley.
Next date not listed
Race guide and recorded editions →CTR Diablo Trail Run
USAClayton, California
CTR Diablo Trail Run in Clayton.
Next date not listed
Race guide and recorded editions →Grand Circle Trailfest
USAKanab, Utah
Grand Circle Trailfest in Kanab.
Next date not listed
Race guide and recorded editions →The Rugged Red Half Marathon
USASlade, Kentucky
The Rugged Red Half Marathon in Slade.
Next date not listed
Race guide and recorded editions →Wild Duluth Races
USADuluth, Minnesota
A weekend of rugged trail races around Duluth, with 100 km, 50 km, half-marathon and 10 km options.
Next date not listed
Race guide and recorded editions →Browse states, counties and areas
Choosing a race in United States
The unfiltered upcoming calendar includes events in Colorado Springs (3), Moab (3), Oakland (3). Use the town filter to compare locations, then check the race guide for the start venue and organiser’s travel information.
Questions about half marathons in United States
Which trail half marathons are coming up in the United States?
Canyonlands Ultra is listed for 24 October 2026. Fields of Gold Trail Run is listed for 24 October 2026. Hot Mess Trail Races 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 the United States?
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.