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Our Mission is to increase women’s participation and opportunity in trail running and hiking through inspiration, education and empowerment.

Trail Sisters Race Calendar

Trail Sisters Approved Standards

  • Equal Podiums & Awards
  • Women’s Specific Apparel & Swag
  • Menstrual Products at Aid Stations
  • Women On the Starting Line
  • Pregnancy & Postpartum Policy
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Trail Sisters Approved
Haunts & Hallows Half Marathon
13.1M
October 26, 2025
Virginia Beach
, Virginia
Trail Sisters Approved
Colorado 24 Hour Run
24H
12H
6H
Loops
November 1, 2025
Fort Collins
, Colorado
Trail Sisters Approved
Fire Tower Frenzy
37M
November 1, 2025
Ellijay
, Georgia
Trail Sisters Approved
Glacier Hills Ultra
20K
30K
50K
November 1, 2025
Canton
, South Dakota
Trail Sisters Approved
Loop the Vedder Trail Half Marathon, 10K & Kids Run
21.1K
10K
1K
November 1, 2025
Chilliwack
, British Columbia
Trail Sisters Approved
Fall Backyard Burn #2
5M
10M
November 2, 2025
Great Falls
, Virginia
Trail Sisters Approved
The Long Run Fall Back
5M
3H
6H
Loops
November 2, 2025
Nazareth
, Pennsylvania
Trail Sisters Approved
Antelope Island Fall Classic 50K
50K
November 7, 2025
Syracuse
, Utah
Trail Sisters Approved
Mamba 100
100M
100K
50K
25K
Loops
November 7, 2025
Memphis
, Tennessee
Trail Sisters Approved
Mountain View Trail Half Marathon
13.1M
November 7, 2025
Syracuse
, Utah
Trail Sisters Approved
Clark 6 Hour
6H
November 8, 2025
Jamesville
, New York
Trail Sisters Approved
Grand Ridge Trail Runs
5M
13.1M
26.2M
50K
November 8, 2025
Issaquah
, Washington
Trail Sisters Approved
Mermaid Trail Run
3M
6M
9M
13.1M
6H
Loops
November 8, 2025
Woodside
, California
Trail Sisters Approved
Pass Mountain
5M
10K
25K
50K
November 8, 2025
Mesa
, Arizona
Trail Sisters Approved
Pocantico Hills Races
26.2M
13.1M
November 8, 2025
Sleepy Hollow
, New York
Trail Sisters Approved
Run The Rock
50K
50M
November 8, 2025
Terrebone
, Oregon
Trail Sisters Approved
Schaeffer Half Marathon and 10K
13.1M
10K
November 8, 2025
Germantown
, Maryland
Trail Sisters Approved
Stone Mill 50M
50M
November 8, 2025
Montgomery Village
, Maryland
Trail Sisters Approved
Tampa Bay 100 Mile Endurance Run
100M
November 8, 2025
Tampa
, Florida
Trail Sisters Approved
Trail Blazer 10K, Half-Marathon, 50K
6.5M
13.0M
31.4M
November 8, 2025
Lookout Mountain
, Georgia
Trail Sisters Approved
Everyone Runs Veterans Day Catalina State Park
10.6M
5.3M
5K
November 9, 2025
Tucson
, Arizona
Trail Sisters Approved
Himalayan 100 Mile Stage Race
100M
100K
42K
November 9, 2025
Darjeeling, INDIA
Trail Sisters Approved
Hoot'n Bulldog
24H
12H
6H
48H
Loops
November 14, 2025
Boca Raton
, Florida
Trail Sisters Approved
BUTS Bearly Ultra
13.5M
27M
November 15, 2025
Birmingham
, Alabama