Marathon races in United States — 2026 trail running calendar

Apr

09

Mountain Man Memorial March

Gatlinburg, Tennessee, United States

Free - $500.00

Running Trail running

Gold Star Family - Registration Marathon Half-Marathon 10K +14

Apr

10

Full Circle Trail Race

Lewisville, Texas, United States

$10.00 - $100.00

Trail running

49.9K Marathon Half-Marathon 10K +2

Apr

11

Fifth Street Rock Monster

Mertztown, Pennsylvania, United States

$29.00 - $190.00

Trail running

Marathon Half-Marathon 10K 5K +1

Apr

17

Horseshoe Lake Trail Run

Los Gatos, California, United States

Free - $90.00

Trail running Running

8.2K Half-Marathon 30K Marathon +2

Apr

17

Merus Marathon & Ultra

Claude, Texas, United States

$10.00 - $150.00

Trail running

Ultra Marathon Half-Marathon 10K +2

Apr

17

Foot Levelers Blue Ridge Marathon

Roanoke, Virginia, United States

$15.00 - $345.00

Running Trail running

Marathon Half-Marathon 10K Ultra +10

Apr

18

Withlacoochee Forest Trail Marathon

Hernando, Florida, United States

$50.00 - $80.00

Trail running

Marathon Half-Marathon 10K

Apr

24

SPASM Lake Chabot Trail Run

Castro Valley, California, United States

Free - $90.00

Trail running Running

8K Half-Marathon 28.8K Marathon +2

Apr

24

Pandora's Box of Rox

Burnet, Texas, United States

$10.00 - $138.00

Trail running

Ultra Marathon Half-Marathon 12.9K +2

May

01

The Bluffs Trail Runs

Eminence, Missouri, United States

$15.00 - $115.00

Running Trail running

Marathon Half-Marathon 15K 10K +4

May

01

Run Happy 50K (and other happy distances)

South Bend, Indiana, United States

$40.00 - $55.00

Trail running

10K Half-Marathon Marathon Ultra

May

08

Grizzly Peak Trail Run

Berkeley, California, United States

Free - $90.00

Trail running Running

10K Half-Marathon 30K Marathon +3