The Sweaty Backyard Cox Ultra

Concord, United States • 25 Jul 2026

Event details

The Sweaty Backyard Cox Ultra is a Backyard Ultra held in Concord, NC on Saturday, July 25, 2026. The event location is listed as 3702 SAPP RD. It is a Bronze-level event and serves as a direct qualifier for the Silver-level 2026 Capital Backyard Ultra in Lorton, Virginia. The finisher of this year's race will have their entry fee covered for the 2026 Capital Backyard Ultra. Registration opens February 14, 2026.

Format and rules

The course is a loop of exactly 4.167 miles. Each loop starts precisely one hour after the previous start. A warning is given three, two, and one minutes before each start, and all participants must start at the bell; late starts are not allowed. The starting corral is sized to fit the entire field and stays the same size during the event; participants must be in the corral at the bell.

Participants may not leave the course until a loop is completed, except for restroom use. No non-participants are allowed on the course, including eliminated runners. Personal aid during a loop is not allowed, while common aid stations are permitted. Artificial aids, including trekking poles, are not allowed. Slower runners must allow faster runners to pass.

Timing of loops is optional. The winner is the last person to complete a loop; all others are recorded as DNF. Results report distance covered. If no runner completes one more loop than any other, there is no winner. The race is open-ended. Visit the organization's website for the most recent information.

Race information

4 mi
4.167 Mile Loop
Visit the organization's website for the most recent information.
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