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Sombrero Ultra Running Festival (SURF)

Middleburg, United States • 13 Feb 2026

The Sombrero Ultra Running Festival (SURF) is an endurance running event held in Middleburg, Florida, at the Clay County Regional Sports Complex. It offers a variety of timed race distances including 3, 6, 12, 24, and 48-hour events, with both day and night options. The festival aims to accommodate runners of all levels, from first-time ultramarathoners to those seeking to push their limits. The course features a shorter loop with a single aid station providing a range of food and hydration options, including hot meals prepared by a personal chef. The event fosters a fun, supportive atmosphere with music, vendors, and themed giveaways, making it a unique ultrarunning experience in Northeast Florida. Visit the organization's website for the most recent information.

United States Florida Middleburg

Race information

Website Registration
48 hr
48 Hours
24 hr
24 Hours
12 hr
12 Hour - Night
12 hr
12 Hour - Day
6 hr
6 Hours
3 hr
3 Hour - Saturday
3 hr
3 Hour - Sunday
Visit the organization's website for the most recent information.
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