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Marathon calendar

August 2026

876 races on the calendar.

Jul 2026 Today Sep 2026




Race days

Sun
Mon
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Thu
Fri
Sat
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NUTS Pyhä Pelister Ultra-Trail® Prokletije Sky Ultra +5 more
12
Aladaglar Sky Trail Glendalough Tucker Trail Mongolia Sunrise to Sunset - 102K +3 more
13
7th Bengaluru 72 Hrs Endurance Run - 72h 8. La Mision Brazil - 110 Kms - 110km 9th Buckeye Ultra 100 Mile Road Race (Olde 96er) - 102mi +4 more
14
10° Andes Race - The Chaski Challenge 100 Km - 100km 21st Lean Horse Ultra-Marathon 100 Mile - 100mi 2nd Inkom Last Man Standing 1.1 - 24h +20 more
15
10° Andes Race - The Chaski Challenge 60 Km - 62km 11th MD Heat Trail Race - 50km 12th Merrell Whale of Trail - 53km +195 more
16
13th Anchorage RunFest - 49K Ultra - 49km 14th Squamish 50km - 50km 2° Tierra De Gigantes - 60km +58 more
17
Inferno half-marathon Persenk Ultra RacingThePlanet +5 more
18
Adidas Terrex Skytrail Black Spur Ultra Dig Deep Trail +6 more
19
Cocos (Keeling) Islands Marathon Scafell Pike Trail Marathon
20
Bieg Jaskiniowego Niedźwiedzia - 51K Grand Raid des Pyrénées - Tour du Bastan - 53km L'Échappée Belle +1 more
21
10th Night Crawler 12 Hour Endurance Challenge - 12h 12th Habanero Hundred 100 Mile - 135mi 13th World Cultural Heritage "Fuji" Foot Race - 101km +7 more
22
1 Hjorthagen Ultra Trail 100 - 100M - 163.8km 1 Hjorthagen Ultra Trail 100 - 50M - 81.9km 10. Osnabrücker 6h Lauf am Rubbenbruchsee - 6h +151 more
23
10. Eidsvoll Verk 6-timers - 6h 15. RAG Hartfüssler Trail - 58K 18th Annual Canine Classic at Paws Up +68 more
24
16ème Sur les Traces des Ducs de Savoie (TDS) - 153km Iron Horse New England Green River Marathon +6 more
25
16th Burning Man Ultramarathon - 50km Bright Running Festival Nendaz Trail +4 more
26
Beskidy Ultra - Trail® Bükk Kapu Trail Fallère Ultramarathon +4 more
27
11ème Orsières-Champex-Chamonix (OCC) - 57km Fire and Ice Ultra
28
20ème Courmayeur-Champex-Chamonix (CCC) - 101km 23ème Ultra Trail Tour du Mont Blanc (UTMB) - 174km 3. Underdogs - The Backyard Ultra - 25h +14 more
29
1. Riesenbecker Panorama UltraTrail - 45km 10th Backcountry Rise 50 km Race - 50km 11th Dirty Dozen 50k Trail Run - 50km +184 more
30
Spiti Marathon 11. Burgwald Märchen Marathon - 52km TCS Sydney Marathon - Aug 30 +75 more
31
Course de la Fête du Travail de Vérona Faxon Law New Haven Road Race Kerry Way Ultra +5 more

Agenda

Page 7 of 37 — 24 of 876 races. Use the grid or race-day list above to jump to any date.

Sat, Aug 15 24 races

  1. Leadville Trail 100 Run Leadville, Colorado, United States Registration: Registration link Plan: Plan in My Races
  2. Lee Valley Velopark August United Kingdom Registration: Registration link Plan: Plan in My Races
  3. Madrisa Trail Klosters by LOWA - 55K Switzerland Registration: Registration link Plan: Plan in My Races
  4. Manglayang Everesting Challenge - 41K Indonesia Registration: Link needed Plan: Plan in My Races
  5. Maratonkarusellen Norway Registration: Registration link Plan: Plan in My Races
  6. Med Bow Rail Marathon & Half Marathon Laramie, Wyoming, United States Registration: Registration link Plan: Plan in My Races
  7. Middle Path Trail Race Canada Registration: Registration link Plan: Plan in My Races
  8. Mora Half Marathon & 5K Mora, Minnesota, United States Registration: Registration link Plan: Plan in My Races
  9. Musala Extreme - 37K Bulgaria Registration: Registration link Plan: Plan in My Races
  10. Nesters Market Squamish50 - 79K Canada Registration: Registration link Plan: Plan in My Races
  11. Ninja 5K & 13.1M at Raleigh, NC Raleigh, North Carolina, United States Registration: Registration link Plan: Plan in My Races
  12. Ninja 5K, 10K & 13.1M at Charlotte, NC Charlotte, North Carolina, United States Registration: Registration link Plan: Plan in My Races
  13. Ninja 5K, 10K & 13.1M at Everett, WA Everett, Washington, United States Registration: Registration link Plan: Plan in My Races
  14. Ninja 5K, 10K & 13.1M at Naples, FL Naples, Florida, United States Registration: Registration link Plan: Plan in My Races
  15. Ninja 5K, 10K & 13.1M at Ocala, FL Ocala, Florida, United States Registration: Registration link Plan: Plan in My Races
  16. Ninja 5K, 10K & 13.1M at Wilmington, NC Wilmington, North Carolina, United States Registration: Registration link Plan: Plan in My Races
  17. Ninja 5K, 10K, & 13.1M at Bettendorf, IA Bettendorf, Iowa, United States Registration: Registration link Plan: Plan in My Races
  18. Ninja 5K, 10K, & 13.1M at Bradenton, FL Bradenton, Florida, United States Registration: Registration link Plan: Plan in My Races
  19. Ninja 5K, 10K, & 13.1M at Columbus, GA Columbus, Georgia, United States Registration: Registration link Plan: Plan in My Races
  20. Ninja 5K, 10K, & 13.1M at Corunna, MI Corunna, Michigan, United States Registration: Registration link Plan: Plan in My Races
  21. Ninja 5K, 10K, & 13.1M at DeBary, FL DeBary, Florida, United States Registration: Registration link Plan: Plan in My Races
  22. Ninja 5K, 10K, & 13.1M at Deer Park, TX Deer Park, Texas, United States Registration: Registration link Plan: Plan in My Races
  23. Ninja 5K, 10K, & 13.1M at Fort Smith, AR Fort Smith, Arkansas, United States Registration: Registration link Plan: Plan in My Races
  24. Ninja 5K, 10K, & 13.1M at Highland, UT Highland, Utah, United States Registration: Registration link Plan: Plan in My Races

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