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SundayMarathon

Race calendar · 2026

September 2026

486 races across 5 race days in September 2026.

The grid marks every race day. Open the agenda below, or any race for its full page.

486

Races this month

5

Race days

Sep

2026

Race days in September

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     Salem Lake Trail Runs         30K/7 Mile/5K 10th Crested Butte 55 km Ultra - 55km +294 more
27
10. Sechs Stunden Urwaldlauf - 6h 14° UTDM - Ultra Trail del Moscato - 54km +152 more
28
Center of the Nation Series - Day 1 (WY) Adirondack Marathon +13 more
29
Center of the Nation Series - Day 2 (CO) Australian 6 Day Ultra Marathon Festival - 6d +14 more
30
Center of the Nation Series - Day 3 (NE) Center of the Nation - NE +3 more

Agenda

September race by race

Page 2 of 21 · 24 of 486 races · use the grid or race-day list to jump to any date

Date Race Location Distances
Sat 26 Sep 2nd Woodstock Warrior - 50km US United States · 50K USUnited States 50K
Sat 26 Sep 3. Aindlinger Kleeblattmarsch - 50km DE Germany · 50K DEGermany 50K
Sat 26 Sep 3. Kallmünzer Heppl-Backyard-Ultra (HBU) - 20h DE Germany · Ultra DEGermany Ultra · 20h
Sat 26 Sep 33rd Flatrock 50K - 50km US United States · 50K USUnited States 50K
Sat 26 Sep 3rd Conquer the Canyon Trail Race - 50km US United States · 50K USUnited States 50K
Sat 26 Sep 3rd Laurel Highlands Ultra - Fall Classic - 50km US United States · 50K USUnited States 50K
Sat 26 Sep 3rd Montana Meltdown 12h - 12h US United States · Ultra USUnited States Ultra · 12h
Sat 26 Sep 3rd Parallel of Latitude 8 Hour Endurance Run - 8h US United States · Ultra USUnited States Ultra · 8h
Sat 26 Sep 4. Kleeblattultra - 100mi DE Germany · 100 mi DEGermany 100 mi
Sat 26 Sep 43. Spartathlon - 246km GR Greece · 246K GRGreece 246K
Sat 26 Sep 43rd Fredericton Fall Classic sponsored by Canadian Tire Fredericton North CA Canada · 21.1K CACanada 21.1K
Sat 26 Sep 4th Lakes TrailFest - 50km US United States · 50K USUnited States 50K
Sat 26 Sep 5 Valleys Ultra 55km - 58km GB United Kingdom · 55K GBUnited Kingdom 55K · 58K
Sat 26 Sep 5. Tuttlinger Backyard Ultra - 32h DE Germany · Ultra DEGermany Ultra · 32h
Sat 26 Sep 5th Cowboy 100 - 100mi US United States · 100 mi USUnited States 100 mi
Sat 26 Sep 5th Hindsight Ultra Trail Runs 100 km - 100km US United States · 100K USUnited States 100K
Sat 26 Sep 5th Hindsight Ultra Trail Runs 100 miles - 100mi US United States · 100 mi USUnited States 100 mi
Sat 26 Sep 5th Hindsight Ultra Trail Runs 50 km - 50km US United States · 50K USUnited States 50K
Sat 26 Sep 5th Mammoth Trail Fest - 50km US United States · 50K USUnited States 50K
Sat 26 Sep 5th MetroWest Backyard Ultra - 25h US United States · Ultra USUnited States Ultra · 25h
Sat 26 Sep 5th Red Feather Trail Jamboree - 50k - 50km US United States · 50K USUnited States 50K
Sat 26 Sep 5th Rockcut Ultra Marathon - 50km CA Canada · 50K CACanada 50K
Sat 26 Sep 5th Ultrapalooza 100km - 100km US United States · 100K USUnited States 100K
Sat 26 Sep 5th Ultrapalooza 50km - 50km US United States · 50K USUnited States 50K
Page 2 of 21

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