Doomsday - Cool, CA
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About the race
Doomsday is a trail-running event in Cool, CA, offering a 50K and a Half Marathon. The scenic course features about 5,100 feet of elevation change for the 50K and roughly 1,250 feet for the half. Trekking poles are allowed, and the race fosters a hiker-friendly, inclusive vibe with generous cutoffs (50K up to 9.5 hours; Half up to 5 hours).
The event is capped at 200 runners, with start together at the Cool Staging Area (7200 Saint Florian Court). Participants receive shirts and weighted finishers’ medals, plus top finishers’ custom trophies; live tracking, aid stations, and occasional surprises add to the atmosphere. UltraPacer provides maps and GPX files. Visit the organization's website for the most recent information.