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Trail Races in August 2026

Every trail race and ultramarathon on the Trailrace calendar for August 2026. Filter by distance and region, or switch between list and calendar views to plan around the month.

races
49
season
August 2026
countries
4
next up
Aspen Backcountry 50K

Next up

Aspen Backcountry
50K · 26.2 · Half
5 days away
Aug 1, 2026
Aspen Backcountry
Aspen, CO, US
Tushars Mountain Runs
4 distances
5 days away
Aug 1, 2026
Tushars Mountain Runs
Beaver, UT, US
Canadian Death Race
100M · 50K
5 days away
Aug 1, 2026
Canadian Death Race
Grande Cache, AB, CA
Sheep Mountain Trail Runs
50M · 50K · Half
5 days away
Aug 1, 2026
Sheep Mountain Trail Runs
Fairplay, CO, US
Wyoming Range 100-Mile Endurance Run
100M
11 days away
Aug 7, 2026
Wyoming Range 100-Mile Endurance Run
Big Piney, WY, US24,000 ft
Swiss Alps 100
100M · 100K · 10K
11 days away
Aug 7, 2026
Swiss Alps 100
Fiesch, VS, CH
Fat Dog 100K
100K
12 days away
Aug 8, 2026
Fat Dog 100K
Keremeos, BC, CA14,000 ft
49 races · August 2026
AUGUST 202649 RACES
SAT
1
AUG
Aspen Backcountry 50K
Aspen, CO, US5,510 ft
SAT
1
AUG
Aspen Backcountry Marathon
Aspen, CO, US4,760 ft
SAT
1
AUG
Aspen Backcountry Heavy Half Marathon
Aspen, CO, US3,170 ft
SAT
1
AUG
Tushars Mountain Runs Half Marathon
Beaver, UT, US3,700 ft
SAT
1
AUG
Tushars Mountain Runs Marathon
Beaver, UT, US6,990 ft
SAT
1
AUG
Canadian Death Race 118km Ultra
Grande Cache, AB, CA14,900 ft
SAT
1
AUG
Canadian Death Race Near Death Marathon
Grande Cache, AB, CA5,460 ft
SAT
1
AUG
Tushars Mountain Runs 70K
Beaver, UT, US11,490 ft
SAT
1
AUG
Tushars Mountain Runs 100K
Beaver, UT, US15,570 ft
SAT
1
AUG
Sheep Mountain Trail Runs 50 Mile
Fairplay, CO, US8,530 ft
SAT
1
AUG
Sheep Mountain Trail Runs Heavy Half
Fairplay, CO, US1,680 ft
SAT
1
AUG
Sheep Mountain Trail Runs 50k
Fairplay, CO, US5,250 ft
FRI
7
AUG
Wyoming Range 100-Mile Endurance Run
Big Piney, WY, US24,000 ft
FRI
7
AUG
Swiss Alps 100 Vertical
Fiesch, VS, CH6,000 ft
FRI
7
AUG
Swiss Alps 100 160KM
Fiesch, VS, CH33,300 ft
FRI
7
AUG
Swiss Alps 100 100KM
Fiesch, VS, CH20,510 ft
SAT
8
AUG
Fat Dog 100K
Keremeos, BC, CA14,000 ft
SAT
8
AUG
Swiss Alps 100 50KM
Fiesch, VS, CH10,530 ft
SAT
8
AUG
Eastern States 100 Mile
Waterville, PA, US20,000 ft
FRI
14
AUG
Bigfoot 200 Endurance Run
Randle, WA, US44,080 ft
SAT
15
AUG
Ed Anacker Bridger Ridge Run
Bozeman, MT, US6,410 ft
SAT
15
AUG
Squamish 50 Mile
Squamish, British Columbia, CA11,480 ft
SAT
15
AUG
Squamish 50/50
Squamish, British Columbia, CA19,690 ft
SAT
15
AUG
Wy'east Trailfest 50 Mile
Mount Hood, OR, US10,550 ft
SAT
15
AUG
Wy'east Trailfest 50K
Mount Hood, OR, US6,290 ft
SAT
15
AUG
Wy'east Trailfest 28K
Mount Hood, OR, US3,610 ft
SAT
15
AUG
Wy'east Trailfest 14K
Mount Hood, OR, US2,790 ft
SUN
16
AUG
Squamish 23K
Squamish, British Columbia, CA3,280 ft
SUN
16
AUG
Wy'east Trailfest 8K
Mount Hood, OR, US860 ft
SUN
16
AUG
Wy'east Trailfest Half Marathon
Mount Hood, OR, US2,430 ft
SUN
16
AUG
Squamish 50K
Squamish, British Columbia, CA8,200 ft
FRI
21
AUG
L'Échappée Belle Intégrale
Aiguebelle, Savoie, FR37,370 ft
SAT
22
AUG
Leadville Trail 100 Run
Leadville, CO, US15,490 ft
SAT
22
AUG
Staunton Rocks! Half Marathon
Pine, CO, US2,200 ft
SAT
22
AUG
Telluride Mountain Run 40 Mile
Telluride, CO, US15,000 ft
SAT
22
AUG
Telluride Mountain Run 65 Mile
Telluride, CO, US22,500 ft
SAT
22
AUG
Telluride Mountain Run 24 Mile
Telluride, CO, US9,300 ft
SAT
22
AUG
Staunton Rocks! Marathon
Pine, CO, US4,500 ft
SUN
23
AUG
Telluride Mountain Run 14 Mile
Telluride, CO, US5,500 ft
SUN
23
AUG
Telluride Mountain Run Hill Climb
Telluride, CO, US4,000 ft
SAT
29
AUG
Backcountry Rise 20 Miler
Toutle, WA, US5,740 ft
SAT
29
AUG
Backcountry Rise Half Marathon
Toutle, WA, US3,450 ft
SAT
29
AUG
Rock Hawk 25K
Castle Rock, CO, US1,740 ft
SAT
29
AUG
Continental Divide Trail Run 5 Mile
Steamboat Springs, CO, US1,190 ft
SAT
29
AUG
Continental Divide Trail Run 16 Mile
Steamboat Springs, CO, US3,660 ft
SAT
29
AUG
Rock Hawk 5K
Castle Rock, CO, US340 ft
SAT
29
AUG
Backcountry Rise 50K
Toutle, WA, US10,390 ft
SAT
29
AUG
Rock Hawk 50K
Castle Rock, CO, US3,480 ft
SUN
30
AUG
Swiss Peaks Trail Legend
Le Bouveret, VS, CH90,320 ft

Frequently asked questions

How many trail races are there in August 2026?

Trailrace lists 49 upcoming trail races in August 2026, sorted soonest first.

What is the next race in August 2026?

The next is Aspen Backcountry 50K on August 1, 2026 in Aspen, CO, US.

Which countries host trail races in August 2026?

These trail races in August 2026 span 4 countries. Use the region filter to narrow the list to a specific country.

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