Skip to content
6,598 races in the next 12 months6,598 races 159 countries Free for runners and organizers No commission · no added feeNo commission
SundayMarathon
Find a race

Search marathons

3,015 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

Quanah, Texas, United States
01MAY
ULTRA
Chupacabra 50
Quanah, Texas, United States
May 1, 2027 MAY
Florida, United States
01MAY
ULTRA
Cinco De Mayo Run: Against All Odds - MIAMI
Florida, United States
May 1, 2027 MAY
Greece
01MAY
ULTRA
Corfu Mountain Trail
Greece
May 1, 2027 MAY
Florida, United States
01MAY
ULTRA
Course des paresseux de Miami
Florida, United States
May 1, 2027 MAY
Texas, United States
01MAY
ULTRA
Course des paresseux de SAN ANTONIO
Texas, United States
May 1, 2027 MAY
Wisconsin, United States
01MAY
ULTRA
Eau Claire Marathon
Wisconsin, United States
May 1, 2027 MAY
United Kingdom
01MAY
ULTRA
Fife Pilgrim Way Ultra Marathon - 90km
United Kingdom
May 1, 2027 MAY
Ohio, United States
01MAY
ULTRA
Flying Pig Marathon
Ohio, United States
May 1, 2027 MAY
Larkspur, Colorado, United States
01MAY
ULTRA
Greenland Trail Races
Larkspur, Colorado, United States
May 1, 2027 MAY
Los Angeles, California, United States
01MAY
ULTRA
Hollywood to the Sea
Los Angeles, California, United States
May 1, 2027 MAY
Indiana, United States
01MAY
ULTRA
Indy Miny Weekend
Indiana, United States
May 1, 2027 MAY
Riceville, Iowa, United States
01MAY
ULTRA
IronHorse - USATF Certified & Sanctioned
Riceville, Iowa, United States
May 1, 2027 MAY
Marietta, South Carolina, United States
01MAY
ULTRA
Knock On Wood Trail Run/Hike - 13.1 & 10k
Marietta, South Carolina, United States
May 1, 2027 MAY
Stinson Beach, California, United States
01MAY
ULTRA
Miwok 100K
Stinson Beach, California, United States
May 1, 2027 MAY
Missouri, United States
01MAY
ULTRA
Muddy River Marathon
Missouri, United States
May 1, 2027 MAY
North Carolina, United States
01MAY
ULTRA
Neuse River Bridge Run
North Carolina, United States
May 1, 2027 MAY
Indiana, United States
01MAY
ULTRA
OneAmerica 500 Festival
Indiana, United States
May 1, 2027 MAY
United Kingdom
01MAY
ULTRA
Pennine Barrier - 79K
United Kingdom
May 1, 2027 MAY
Keezletown, Virginia, United States
01MAY
ULTRA
Perfect Day 50K - Massanutten
Keezletown, Virginia, United States
May 1, 2027 MAY
France
01MAY
ULTRA
Périgord Grand Trail
France
May 1, 2027 MAY
Grapeland, Texas, United States
01MAY
ULTRA
Rise Sasquatch Shuffle
Grapeland, Texas, United States
May 1, 2027 MAY
New York, United States
01MAY
ULTRA
Run the Bronx
New York, United States
May 1, 2027 MAY
Delaware, United States
01MAY
ULTRA
Seashore Classic Half Marathon
Delaware, United States
May 1, 2027 MAY
Vermont, United States
01MAY
ULTRA
Shelburne Half Marathon
Vermont, United States
May 1, 2027 MAY

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