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Tartarus Backyard Ultra

Spokane, United States • 6-7 Sep 2025

The Tartarus Backyard Ultra is a unique running and rucking event held at Camp 7 in Riverside State Park, Spokane, WA. Following the last person standing format, participants must complete laps within a one-hour timeframe, with the race continuing until only one runner and one rucker remain. The running loop is 4.1667 miles, while the rucking loop is 2.2 miles. The event encourages fundraising, allowing participants to waive registration fees by raising funds for a cause. With provisions for water, coffee, and nutrition, the Tartarus Backyard Ultra promises a challenging and supportive environment for endurance athletes. Visit the organization's website for the most recent information.

United States Washington Spokane

Race information

Website Registration
4 mi
4.1667 Mile Laps
2.2 Mile Laps
Visit the organization's website for the most recent information.
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