MileBuilt Gemini Springs 2-Day Challenge

JAN
23-24
2027
Two day running event at Gemini Springs Park offering 50K, marathon, half, 10K and 5K with standalone or consecutive day streak options.
23-24 Jan 2027
50 kilometers Marathon Half Marathon 10 kilometers 5 kilometers

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MileBuilt Gemini Springs 2-Day Challenge

The MileBuilt Gemini Springs 2-Day Challenge takes place January 23–24, 2027, at Gemini Springs Park in DeBary, Florida. Each day is a separate race with its own official finish record; participants may enter one day as a Standalone or both consecutive days as a Streak.

Distances offered

  • 50K
  • Marathon
  • Half Marathon
  • 10K
  • 5K

The course uses the Spring-to-Spring Trail / Pat Northey Pathway and starts and finishes at the O.K. Corral pavilion. Every distance follows the same out-and-back route to a marked turnaround, returning to the O.K. Corral between repeats. Oak and palm hammock provide overhead cover for much of the route. Vehicles parked near the course are accessible but reaching them requires stepping off the path and may add distance.

This event provides a measured course, a clock, and an official finish record at the MileBuilt Time Clock. The event is not chip timed; finishers cross the line, strike the GONG, and complete the Clock Out process for verification before results are posted. The event is cupless; runners should carry personal fluids. MileBuilt supplies water, an electrolyte drink, and basic snacks at the aid station but not full nutrition plans.

Bibs are available on race day beginning one hour before each scheduled start time on an honor system; friends may pick up bibs on behalf of registered runners. Primitive tent camping is available inside the park with limited sites reserved through Volusia County, not through race registration. Visit the organization's website for the most recent information.

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