Dunes 50K Ultra
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Dunes 50K Ultra & Heavy Half - Hobe Sound, FL
The event is scheduled for April 24, 2027 in Hobe Sound, Florida, and uses trails inside Jonathan Dickinson State Park. The course network covers parts of a property described as more than 11,000 acres and passes through 16 distinct natural communities.
Runners encounter a mix of surfaces and features including prairie wetlands and dune sections referred to as the Dunes of Heaven and Hell. The terrain includes soft, rolling sugar sand dunes that affect footing and effort along the route.
Distances offered include:
- 50K
- Heavy Half (14.4 miles)
- Kids Free Fun Run
The organizer notes limited entry for the 50K and Heavy Half. Registration opens on September 2, 2026 at 12:00 AM ET. The posted policy states no refunds and no transfers; vouchers will be honored until 3/27/25. The listed event location address is 16450 S.E. Federal Highway, Hobe Sound, FL. Visit the organization's website for the most recent information.
