Clear All
Ultra Marathons Near Seattle
Showing the next 28 runs that match your filters
Featured
Snohomish Women's Run
Get 10% Off - Use Code RG10
Date: May 9, 2026 - Saturday
Size: 1,000 - 5,000 participants
Location: Snohomish, Washington
Featured
Super Hyak Marathon & Super Hyak Half Marathon
Get 10% Off - Use Code RG10
Date: Jun 13, 2026 - Saturday
Size: 1,000 - 5,000 participants
Location: Snoqualmie Pass, Washington
Squak Mountain Trail Run
Date: Apr 18, 2026 - Saturday
Size: 100 - 500 participants
Location: Issaquah, Washington
Pigtails Run (Make Up Run)
Date: May 9, 2026 - Saturday
Size: 100 - 500 participants
Location: Maple Valley, Washington
Sri Chinmoy Self-Transcendence 7 & 13 Hour Races
Date: May 23, 2026 - Saturday
Size: 1 - 100 participants
Location: Seattle, Washington
Are you organizing a running event?
Pigtails Challenge
Date: May 23-24, 2026 - Saturday to Sunday
Size: 100 - 500 participants
Location: Renton, Washington
Orcas Island 50K & 25K
Date: Jun 6-7, 2026 - Saturday to Sunday
Size: 100 - 500 participants
Location: Olga, Washington
Forge Backyard Ultra
Date: Jun 6, 2026 - Saturday
Size: 1 - 100 participants
Location: Anacortes, Washington
Tiger Peak Challenge
Date: Jun 20, 2026 - Saturday
Size: 100 - 500 participants
Location: Issaquah, Washington
Kill Bill's Oyster Dome Challenge 25K & 50K
Date: Jul 1, 2026 - Wednesday
Size: 1 - 100 participants
Location: Bow, Washington
Ragnar Road Northwest Passage Relay
Date: Jul 10-11, 2026 - Friday to Saturday
Size: 1,000 - 5,000 participants
Location: Langley, Washington
White River 50M & 50K
Date: Jul 25, 2026 - Saturday
Size: 100 - 500 participants
Location: Snoquera, Washington
Olympic Mountains Trail Races
Date: Aug 15-16, 2026 - Saturday to Sunday
Size: 100 - 500 participants
Location: Clallam County, Washington
Ragnar Trail Rainier
Date: Aug 21-22, 2026 - Friday to Saturday
Size: 1,000 - 5,000 participants
Location: Pierce County, Washington
Backcountry Rise
Date: Aug 29-Sep 7, 2026 - Saturday to Monday
Size: 100 - 500 participants
Location: Toutle, Washington
Millersylvania Trail Races
Date: Aug, 2026 (TBD)
Size: 100 - 500 participants
Location: Thurston County, Washington
Ultra Fest
Get 10% Off - Use Code RG10
Date: Sep 19, 2026 - Saturday
Size: 100 - 500 participants
Location: Easton, Washington
Baker Lake Classic 50k
Date: Oct 3, 2026 - Saturday
Size: 100 - 500 participants
Location: Concrete, Washington
Middle Fork Trail Run
Date: Oct 10, 2026 - Saturday
Size: 100 - 500 participants
Location: North Bend, Washington
Carkeek 6- & 12- Hour
Date: Oct 24, 2026 - Saturday
Size: 100 - 500 participants
Location: Seattle, Washington
Cougar Mountain Trail Series - Race 5
Date: Oct, 2026 (TBD)
Size: 500 - 1,000 participants
Location: Bellevue, Washington
Grand Ridge Trail Run
Date: Nov 7, 2026 - Saturday
Size: 100 - 500 participants
Location: King County, Washington
Deception Pass 50K/25K
Date: Nov 7-8, 2026 - Saturday to Sunday
Size: 100 - 500 participants
Location: Oak Harbor, Washington
Pigtails Run
Date: Dec 12, 2026 - Saturday
Size: 100 - 500 participants
Location: Maple Valley, Washington
Bridle Trails Winter Running Festival
Date: Jan, 2027 (TBD)
Size: 100 - 500 participants
Location: Kirkland, Washington
Woolley Trail Runs
Date: Feb, 2027 (TBD)
Size: 1 - 100 participants
Location: Sedro-Woolley, Washington
Lord Hill Trail Run
Date: Feb, 2027 (TBD)
Size: 100 - 500 participants
Location: Snohomish, Washington
Orcas Island 100 Miler
Date: Feb, 2027 (TBD)
Size: 100 - 500 participants
Location: Olga, Washington
Dizzy Daze
Date: Mar, 2027 (TBD)
Size: 100 - 500 participants
Location: Seattle, Washington
Mt. Si Relay & Trail Runs
Date: May, 2027 (TBD)
Size: 500 - 1,000 participants
Location: Snoqualmie, Washington
