Trail Sisters Race Calendar

Trail Sisters Approved Standards

Trail Sisters Approved
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Loops / Backyard
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Cline Buttes
5K
3H
6H
12H
Loops
May 24, 2025
Redmond
, Oregon
Feel The Burn Trail Runs
50.0K
30.0K
20.0K
10.0K
May 24, 2025
North Little Rock
, Arkansas
Leavenworth Skyline 30k
27K
May 24, 2025
Leavenworth
, Washington
Phat Uncle's Memorial 5K
5K
May 24, 2025
Higden
, Arkansas
Stumptown Trail Runs
50K
13.1M
May 24, 2025
Portland
, Oregon
Sugar Badger 50/50 and Half Marathon
50M
50K
13.1M
May 24, 2025
Belleville
, Wisconsin
Sweat, Swat, 'n Swear!
50K
25K
10M
May 25, 2025
Inverness
, Florida
Elsa Chicken Plucker Backyard Ultra
Loops
May 30, 2025
Charleston
, Illinois
Running Up For Air
3H
6H
12H
24H
May 30, 2025
Provo
, Utah
Blackfoot Ultra
100K
50M
50K
25K
May 31, 2025
Edmonton
, Alberta
Cape Mountain
50K
25K
10K
May 31, 2025
Florence
, Oregon
Finish The Run Griffith Park
May 31, 2025
LA
, California
Frio Trail Runs
50.0K
30.0K
20.0K
10.0K
10.0K
5.0K
May 31, 2025
Concan
, Texas
Kettlefoot 50K, 25K, & 13K
50K
25K
13K
May 31, 2025
Mountain City
, Tennessee
Momentus BackYard Ultra
48H
3.9M
May 31, 2025
Monroe
, North Carolina
Rolley Coaster 8k Loop Event
Loops
May 31, 2025
Mission
, British Columbia
Run for Water Trail Race
10K
25K
50K
May 31, 2025
Abbotsford
, British Columbia
Soaring Eagle
5K
10K
13.1M
May 31, 2025
Sammamish
, Washington
Sooke Hills Run
50K
25K
May 31, 2025
Sooke
, British Columbia
Worlds End Ultramarathons
50K
100K
May 31, 2025
Forksville
, Pennsylvania
Conquer the Cove 25K & Marathon
25K
26.2M
June 1, 2025
Roanoke
, Virginia
Crazy Legs 10k+ Trail Run
10.0K
June 1, 2025
Loveland
, Colorado
Kentucky Cryptid Mothman
6M
June 1, 2025
Louisville
, Kentucky
Rabun Half Marathon
11.5M
June 1, 2025
Sky Valley
, Georgia