Drew Dinan

This week’s ultramarathon race calendar includes Sun Mountain, Superior Spring Trail Race, Massanutten 100, Infinitus, and Reesor 50.

This weekend’s ultramarathon race results include Cocodona 250, Quicksilver, Ice Age Trail 50, and Hellbender 100.

This weekend’s ultramarathon race calendar includes Quicksilver, Ice Age Trail, Hellbender 100, Dirty German, and Suffer on Centenial.

This week’s ultramarathon race results include Strolling Jim, Miwok, McDonald Forest, and Outrun 24.

This week’s ultramarathon race calendar features Cocodona 250, Outrun 24, Strolling Jim, Rock the Ridge, and Wildhorse Traverse.

This week’s ultramarathon race results include The Canyons Endurance Runs by UTMB®, Thumb Coast Ultra, and C&O Canal 100.

This week’s ultramarathon race calendar features the Canyons Endurance Runs, C&O Canal 100, Chippewa Trail Races, TARC Spring Classic, and BC Backyard Ultra.

This weekend’s ultramarathon results include Knobstone 50 results, Weymouth Woods results, Capitan Mountain 34 Hour results, and Rattler Trail Race results.

This week’s ultramarathon race calendar includes the Mendocino Coast 50k, Knobstone 50, Capitan Mountain 34-Hour Endurance Run, Hyner Trail Challenge, and the Foxtail Rail Trail Race.

This week’s ultramarathon results include MadCity Ultras 50k road championships, Gorge Waterfalls, Lake Sonoma 50, and Forget the PR Mohican 50k.

This week’s ultrarunning calendar includes Gorge Waterfalls, Mohican Forget the PR 50k, Ouachita Trail 50, English’s Ridge Rumble, and Diez Vista.

This weekend’s ultramarathon race results include Umstead 100, American River 50, Brazos Bend 50, and Diablo Trails Challenge.

This weekend’s ultramarathon race calendar includes the American River 50, Ozark Foothills Endurance Runs, Umstead 100, and Eagleton Trail Challenge.

This weekend’s ultramarathon race results include the Georgia Death Race, Rattlesnake Dick, Oak Mountain, and Hone Quarry Ultra.

This week’s ultramarathon race calendar includes Antelope Island Buffalo Run, the Georgia Death Race, Sleeping Giant Trail Runs, and Clinton Lake Ultra.

This week’s ultramarathon race results include the Barkley Marathons results, Crown King Scramble results, Big Alta 50k results, and Mount Mitchell Heartbreaker results.

This weekend’s ultramarathon race calendar features Behind the Rocks Ultra, Prairie Spirit Trail, the Barkley Marathons, and MT TAMMANY 10.

Drew Dinan writes about his experience at the 2025 Vietnam Ultramarathon 55k in Mai Chau, Vietnam.

This weekend’s ultramarathon results include the Chuckanut 50k, Old West Trail Runs, The Cove, and Get Lucky 50/50.

This weekend’s ultramarathon race calendar includes Chuckanut 50k, Get Lucky 50/50, 3 Days of Syllamo, Rabid Raccoon 100, and Fat Dog Backyard Ultra.

In this week’s Ultra Weekend Recap, we set our clocks ahead and now we’ve got results from Virginia, Arizona, Oregon and California. Let’s get to it. No Man’s 50K In …

This week’s ultramarathon race calendar features the Marin Ultra Challenge, Tombstone 50k, Stump Jump 50k, and the Squatchapple 50-mile and 50k.

This weekend’s ultramarathon race results include Way Too Cool 50k, Monument Valley, Mississippi Trail 50, and Long Play Trail Race.

This weekend’s ultramarathon races include Way Too Cool, Queeny Backyard Ultra, Mississippi Trail 50, Naked Bavarian, and the Ultra Marathon Caballo Blanco.

This weekend’s ultramarathon race results include Moab’s Red Hot Ultra, Copper Corridor, LOVIT, Mount Cheaha 50k, and Orcas Island 100.

This weekend’s ultramarathon race calendar features Sean O’Brien, Febapple Frozen Fifty, Mount Cheeha 50k, and Psycho Wyco Run Toto Run.

This weekend’s ultramarathon race results include the Jackpot Ultra Running Festival, Cabin Fever 50k, FOURmidable 50k, and Lake of the Woods 50k.

This week’s ultrarunning race calendar features the Jackpot Ultra Running Festival, Flat Branch Ultra, Cabin Fever 50k, and Actif Epica Ultra Marathon.

This weekend’s ultramarathon race results include Black Canyon Ultras, Rocky 50, and the Algonquin 50k.

This week’s ultramarathon race calendar features the Black Canyon Ultras, Los Lobos 6 Hour Challenge, and the Algonquin 50k.