The Sweaty Backyard Cox Ultra
Concord, United States • 26 Jul 2025
The Sweaty Backyard Cox Ultra is an exciting running event taking place in Concord, NC, featuring a unique Backyard Ultra format. Participants will tackle a 4.167-mile loop, with each loop starting precisely one hour after the last. This year, the event is a Bronze-level qualifier for the Silver-level 2026 Capital Backyard Ultra, with the finisher receiving their entry fee covered for the next event. Runners must complete each loop within an hour, and personal aid is not allowed during the loops. The last person to finish a loop is declared the winner, making for a thrilling and competitive atmosphere. Visit the organization's website for the most recent information.