Trail RunningWyoming
Trail Running in Wyoming
Browse upcoming amateur trail running events and compare dates, locations, and popularity. in Wyoming.
Upcoming dates Wyoming Community-rated events
Events listed
91
Sport
Trail Running
Area
Wyoming
Radius
400 km
This calendar in numbers
This calendar currently lists 91 upcoming events, from Aug 14, 2026 to Jun 6, 2027. August is the busiest month, with 36 events scheduled. Events are spread across 71 different locations; Lakewood hosts the most (4). Course distances range from 5 km to 161 km.
Browse all 91 events by date
August 2026
- Night Crawler Endurance Challenge Aug 14
- Boulder Rez Marathon Aug 15
- Harriman Park Trail Races Aug 15
- Leadville Trail 100 Mile 2026 Aug 15
- Med Bow Rail Marathon and Half Marathon Aug 15
- Med Bow Rail Marathon and Half Marathon Aug 15
- MOCO Trails Wild West Backyard Ultra Aug 15
- Roxborough Ultras Aug 15
- Westminster Night Trail Aug 15
- Westminster Trail Race Aug 15
- White Pine 50 Aug 15
- White Pine 50 Backcountry Run Aug 15
- Leadville 10K Aug 16
- Nitty Gritty Off Road Race Aug 16
- Into the Hills 5K - Lory Summer Trail Series Aug 18
- 6-HOUR QUARRY MOUNTAIN QUEST Aug 22
- Antelope Dash Aug 22
- Arrowhead Half Marathon & 5K Aug 22
- Arrowhead Half Marathon & 5K Aug 22
- Bergen Peak Half Marathon Aug 22
- Byers Peak Stampede Aug 22
- Cheatin’ Woodchuck Chase Aug 22
- John Wayne Grit Series - Jackson Hole Aug 22
- Leadville Trail 100 Aug 22
- Meeteetse Absaroka Challenge Aug 22
- Staunton Rocks! Marathon & Half Aug 22
- Staunton Rocks! Trail Marathon & Half Aug 22
- The Antelope Dash Aug 22
- Uinta Wilderness Ultra Aug 22
- Uinta Wilderness Ultra Aug 22
- Rebel Run 5k Aug 23
- Old Ephraim 200 Aug 24
- Eltuck Valley 12K – Lory Summer Trail Series Aug 25
- Boulder Sunset Run Aug 29
- Cirque Series - Targhee Aug 29
- Continental Divide Trail Run Aug 29
September 2026
- Front Range Ultra Dayze Sep 3
- Front Range Ultra Dayze Sep 3
- Mighty Marmot Kids Trail Race #1 Sep 4
- Cirque Series - Arapahoe Basin Sep 5
- 10k @ 10,000 Feet Sep 6
- 10k at 10,000 Feet Sep 6
- American Heroes Run Sep 12
- Black Hills Backyard Ultra Sep 12
- Black Squirrel Half Sep 12
- Black Squirrel Half Marathon Sep 12
- MeadowGold 11K & 5K Sep 12
- Meadowgold 5K and 11K Trail Run Sep 12
- Mount Rushmore Half Marathon 2026 Sep 12
- Ned Ned Half Marathon Sep 12
- Ned Ned Trail Fest Sep 12
- NedNed Trail Fest Sep 12
- Snow Mountain Ranch Trail Festival Sep 12
- Colorado Mountain Half+ Series 2026 Sep 13
- Mighty Marmot Kids Trail Race #2 Sep 18
- All-Out Fallfest Sep 19
- Break of Dawn North Table Trail Race Sep 19
- Break of Dawn Trail Run Sep 19
- Buffalo Bill Cody Half Marathon, 10K, & 5K Sep 19
- Expo Park XC Sep 20
- Red Feather Trail Jamboree – 3 Day Challenge Sep 25
- Red Feather Trail Jamboree – 50Mile Sep 25
- Rocky Mountain Slam Sep 25
- Colorado Brain Tumor Walk & Race Sep 26
- Cougar Ridge Classic Sep 26
- Cougar Ridge Classic 26K Trail Run Sep 26
- Massey Meadow Half & 10K Sep 26
- Run the Red Desert Sep 26
- The Cache Slam Sep 26
- Red Feather Trail Jamboree - 50k Sep 27
- Red Feather Trail Jamboree – Half Marathon Sep 27
October 2026
- Mighty Marmot Kids Trail Race #3 Oct 2
- Emerald Mountain Trail Run Oct 3
- OUTLAST DENVER Oct 3
- The Bear Chase Oct 3
- The Bear Chase 100K, 50M & 50K Oct 3
- Back Roads Half & 10k Oct 4
- The Bear Chase Half Marathon & 10K Oct 4
- Boulder XC Series – Meet 1 Oct 10
- Suffer Better Fall Trail Run Oct 10
- Westy Half & 5k Oct 11
- Blue Sky Marathon Oct 17
- Blue Sky Trail Marathon Oct 17
- Blue Sky Half Marathon Oct 18
- Colorado 24 Hour Run Oct 31
- Fall Creek Beast Oct 31
November 2026
- Louisville Trail Race Nov 14
- Louisville Trail Race Nov 14