Skip to content
7,117 races in the next 12 months7,117 races 160 countries Free for runners and organizers No commission · no added feeNo commission
SundayMarathon
Find a race

Search marathons

3,232 marathons found for Ultra marathon. Keep the list broad first, then tighten the filters when a race looks realistic.





Clear filters

Advanced filters





Planning filters

Matching races

Thailand
03OCT
ULTRA
5th CNX 100K Ultra Marathon - 100km
Thailand
October 3, 2026 OCT
Thailand
03OCT
ULTRA
5th CNX 50K Ultra Marathon - 50km
Thailand
October 3, 2026 OCT
United States
03OCT
ULTRA
5th DC Peaks 50 Mi - 50mi
United States
October 3, 2026 OCT
United States
03OCT
ULTRA
5th DC Peaks 55 Km - 55km
United States
October 3, 2026 OCT
United States
03OCT
ULTRA
5th Robin Ames Foundation Trail - 50km
United States
October 3, 2026 OCT
United Kingdom
03OCT
ULTRA
5th South Downs 100 Mile - 100mi
United Kingdom
October 3, 2026 OCT
United States
03OCT
ULTRA
5th Tale of Two Trails - 40mi
United States
October 3, 2026 OCT
Germany
03OCT
ULTRA
6. 12 h Lauf Freudenstadt - 12h
Germany
October 3, 2026 OCT
United States
03OCT
ULTRA
6th Dana Peak Trail Run - 50km
United States
October 3, 2026 OCT
United Kingdom
03OCT
ULTRA
6th Epping Forest 50 km - 50km
United Kingdom
October 3, 2026 OCT
United States
03OCT
ULTRA
6th Fire Tower 50 km Trail Race - 50km
United States
October 3, 2026 OCT
United States
03OCT
ULTRA
6th Hell Creek 100 Km Race - 100km
United States
October 3, 2026 OCT
United States
03OCT
ULTRA
6th Little Dog’s Backyard Ultra - 34h
United States
October 3, 2026 OCT
United States
03OCT
ULTRA
6th Swiss Valley 50 km Trail Race - 50km
United States
October 3, 2026 OCT
Germany
03OCT
ULTRA
7. Breckerfelder Flower Power Ultra 100 - 100km
Germany
October 3, 2026 OCT
Switzerland
03OCT
ULTRA
7. Rundweg Winterthur Ultra - 61km
Switzerland
October 3, 2026 OCT
United States
03OCT
ULTRA
7th Red Barn 6 Hour Challenge - 6h
United States
October 3, 2026 OCT
Austria
03OCT
ULTRA
8. Wienerwald Ultra Trail - 100km
Austria
October 3, 2026 OCT
Austria
03OCT
ULTRA
8. Wienerwald Ultra Trail - 50km
Austria
October 3, 2026 OCT
United States
03OCT
ULTRA
8th Bubba's Backyard Ultra - 39h
United States
October 3, 2026 to October 5, 2026 OCT
United States
03OCT
ULTRA
8th Pisgah 55.5K Running Race - 55.5km
United States
October 3, 2026 OCT
Sweden
03OCT
ULTRA
9 Björnfrossa Ultramaraton - 65km
Sweden
October 3, 2026 OCT
Germany
03OCT
ULTRA
9. Taubertal 100mi - 100mi
Germany
October 3, 2026 OCT
United States
03OCT
ULTRA
9th Back On the Ranch Trail 6 Hour Run - 6h
United States
October 3, 2026 OCT

Organizers can submit official sources for a free listing review and track the listing from the Organizer dashboard. We verify the official source before publishing — no fee.

  • Free listing review
  • Official source verification
  • Runner-ready listing
  • Organizer dashboard

If your race appears in the results, use Update listing from the row. Missing race? Submit it for free with this page context prefilled.

List your race — free How review works