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Ultramarathons near Seattle (2026-27)
Updated
1 ultra is coming up near Seattle in the next 90 days; the next is Cougar Mountain Trail Run Series (October) on Saturday, October 31 in Bellevue. 2 ultramarathons are listed near Seattle for the next 12 months; the next one starts from $40.
All SeattleEastside & South King (1)Snohomish County (1)
By date
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Cougar Mountain Trail Run Series (October)
Sat Oct 31 · 8:00 AM · Bellevue · Eastside & South King
5K7.6 miles19.5 miles50KTrail
from $40 -
from $125
Quick answers
How many ultramarathons are near Seattle in the next 3 months?
1 ultra is listed near Seattle between October 17 and January 15. The next is Cougar Mountain Trail Run Series (October) on Saturday, October 31 in Bellevue.
What is the cheapest ultra near Seattle right now?
Cougar Mountain Trail Run Series (October) on October 31 has the lowest listed entry fee in the next 90 days: $40. Prices are before the registration platform's processing fee.
When does the next early-bird price end for ultramarathons near Seattle?
None of these ultramarathons publish an upcoming price increase. Check each race page for its full price schedule.
Are there ultramarathons near Seattle this weekend?
None are listed for October 17 to October 18. The next is Cougar Mountain Trail Run Series (October) on Saturday, October 31 in Bellevue.