Sep 1, 2026 · 12:01 AM · ANYWHERE VIRTUAL, FL
Monster 50 Mile Challenge (September 2026)
Ultra
- Price
- Price on registration site
Ultras in September
Every upcoming Ultra race we know about in September. Where a detail isn't confirmed, we mark it unknown rather than guessing.
Race results
Where
When
Showing 23+ of 127 races · loading the full list…
Sep 5, 2026 · 5:00 AM · Winter Park, FL
Labor Day Triple
5K10KHalf MarathonMarathonUltraCertified course · per organizer
- Price
- $32.80-$218.30
- Field size
- 600 · based on the organizer's entry cap
Sep 5, 2026 · 6:00 AM · Shanksville, PA
Race for Remembrance - 9/11 Tribute Run - Shanksville PA to Washington DC
Ultra
- Price
- $200
Sep 5, 2026 · 7:00 AM · Cedar Creek, TX
Labor Day Trail Challenge 50K • Marathon • Half Marathon • 10K • 5K • 8-Hour Run/Walk (Solo) • 8-Hour Relay
5K10KHalf MarathonMarathonUltra469 ft gain
- Price
- $64.59-$160
Sep 5, 2026 · 6:00 AM · Burnet, TX
Hill Country Triple Trail Run
1M5K10KHalf MarathonMarathonUltra
- Price
- $13.05-$139.65
Sep 5, 2026 · 6:00 AM · Dover, OH
Tuscazoar Endurance Race (100 miler) - Big(gerstaff) Miles for a Big(gerstaff) 40th Birthday Celebration!!
Ultra
- Price
- Free
Sep 6, 2026 · 8:15 AM · Clayton, CA
Diablo Trail Run
10MHalf MarathonMarathonUltraflat and fast
- Price
- Free-$96.40
Sep 11, 2026 · 9:15 AM · Emporia, KS
Emporia Freedom Fest Run-Ride-Ruck-Release and Recognize!
1M5KUltra
- Price
- $35
Sep 11, 2026 · 9:00 AM · Big Sky, MT
The Rut Mountain Runs
Half MarathonUltra
- Price
- Free
- Field size
- 870 · based on the organizer's entry cap