Sombrero Ultra Running Festival (SURF)

FEB
12
2027
A weekend ultrarunning festival in Middleburg FL with 3 to 48 hour timed events, single aid station, footcare and on site medical support.
Fri 12 Feb 2027

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Sombrero Ultra Running Festival (SURF) : Middleburg, FL

Sombrero Running organizes the Sombrero Ultra Running Festival at the Clay County Regional Sports Complex in Middleburg, FL. The event offers a set of timed ultrarunning options across a weekend with both individual and relay entries.

Available race formats include:

  • 3 hour individual
  • 6 hour
  • 12 hour day
  • 12 hour night
  • 24 hour
  • 48 hour individual
  • 48 hour relay teams 2 to 4 persons

The course uses a shorter loop with a single aid station located at the start and finish area; runners will pass the aid station twice on each loop. This is a cupless event so all runners must bring their own bottles, hydration vests with bladders, or collapsible cups. Aid station supplies listed for prior years include water, Skratch electrolytes, soda, fruit, hot food items and a variety of snacks and savory options.

Onsite services and logistics noted for the event include footcare services provided by an experienced ultramarathon specialist, medical personnel available for the full 48 hour period with emergency medicine and physical therapy experience, a runner village for tents and crews, and RV parking for a fee paid at the site. Custom technical shirts are offered and to guarantee a shirt entrants must register by January 23. There are no refunds for this event. Visit the organization's website for the most recent information.

6 Hours
48 Hours
48 Hour Relay
3 Hour - Sunday
3 Hour - Saturday
24 Hours
12 Hour Night
12 Hour - Day
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