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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
Harpeth Hills Flying Monkey Marathon
26.2M
November 23, 2025
Nashville
, Tennessee
Trail Sisters Approved
Ultra-Trail Kosciuszko by UTMB
100M
100K
50K
30K
November 27, 2025
Thredbo Village
Trail Sisters Approved
Fiery Gizzard Run
13.1M
26.2M
November 29, 2025
Foster Falls State Park
, Tennessee
Trail Sisters Approved
Squatchy Leftovers
50K
25K
10K
5K
November 29, 2025
West Orange
, New Jersey
Trail Sisters Approved
Lake Norman State Park 30K & 50K Trail Race
30K
50K
December 6, 2025
Troutman
, North Carolina
Trail Sisters Approved
McDowell Mountain Frenzy
50M
50K
25K
10M
December 6, 2025
Fountain Hills
, Arizona
Trail Sisters Approved
Mosaic Trail Race
50K
26.2M
13.1M
15K
10K
5K
December 6, 2025
Liberty Hill
, Texas
Trail Sisters Approved
Redmond Reindeer Romp
5M
13.1M
December 6, 2025
Redmond
, Washington
Trail Sisters Approved
Fall Backyard Burn #3
5M
10M
December 7, 2025
Fairfax Station
, Virginia
Trail Sisters Approved
Pine Mountain Trail Run
19M
40M
December 7, 2025
Pine Mountain
, Georgia
Trail Sisters Approved
Beast of the East
15M
25M
50M
100M
December 13, 2025
Kings Mountain
, North Carolina
Trail Sisters Approved
Saturnalia
10K
December 13, 2025
Oiympia
, Washington
Trail Sisters Approved
Seward Solstice
4.2M
10K
December 20, 2025
Seattle
, Washington
Trail Sisters Approved
Absolution Run
4M
8M
January 3, 2026
Kenmore
, Washington
Trail Sisters Approved
Frozen: H3
10K
25K
50K
50M
100M
January 9, 2026
Cordesville
, South Carolina
Trail Sisters Approved
Winter Night Owl Trail Marathon, Half, and 10K
26.2M
13.1M
10K
January 10, 2026
Waynesville
, Ohio
Trail Sisters Approved
Frost Eagle Trail Run
5M
13.1M
January 17, 2026
Sammamish
, Washington
Trail Sisters Approved
Long Haul 100 Ultramarathon
100M
12.5M
January 17, 2026
Lakeland
, Florida
Trail Sisters Approved
Mrs. McCormick's Ice House Tonic
7M
January 17, 2026
Naples
, New York
Trail Sisters Approved
The Shippey Endurance Runs
20M
40M
100K
100M
January 17, 2026
High Ridge
, Missouri
Trail Sisters Approved
AZT Oracle Rumble
50M
50K
13.1M
12K
January 31, 2026
Oracle
, Arizona
Trail Sisters Approved
Frosty Fat Sass
6H
3H
5K
Loops
January 31, 2026
West Orange
, New Jersey
Trail Sisters Approved
Interlaken Icicle Dash
5K
9.8K
January 31, 2026
Seattle
, Washington
Trail Sisters Approved
Algonquin 50k
50K
February 7, 2026
Pocomoke City
, Maryland