Dunes 50K Ultra

APR

24

2027

Apr 24, 2027 in Hobe Sound FL, trail races at Jonathan Dickinson State Park include a 50K, a Heavy Half and a half marathon across dunes and wetlands.

Sat 24 Apr 2027

Hobe Sound, Florida

Website

50 kilometers 14 miles

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Dunes 50K Ultra & Heavy Half

The event takes place on April 24, 2027 in Hobe Sound, Florida, at Jonathan Dickinson State Park. It offers multiple trail distances and a kids free fun run located near 16450 S.E. Federal Highway.

The courses run through more than 11,000 acres and pass 16 distinct natural communities. Terrain includes prairie wetlands and dune areas described as the Dunes of Heaven and Hell. Sections of soft, rolling sugar sand create variable and energy‑demanding footing on parts of the route.

Race information notes limited entry for the 50K and Heavy Half. The organizer lists a no refunds and no transfers policy. Registration is scheduled to open on Wednesday, September 2, 2026 at 12:00 AM ET.

Distances Visit the organization's website for the most recent information.