Trail Sisters Race Calendar

Trail Sisters Approved Standards

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