Dunes 50K Ultra

APR
24
2027
Trail races at Jonathan Dickinson State Park on April 24, 2027, including a 50K, a Heavy Half, and a free kids fun run across dune and wetland terrain.
Sat 24 Apr 2027
50 kilometers 14 miles

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Dunes 50K Ultra & Heavy Half : April 24, 2027

The event takes place in Hobe Sound, FL, at Jonathan Dickinson State Park and uses trails across a large park landscape. Courses traverse 16 distinct natural communities within more than 11,000 acres of land.

Terrain notes from the course description include prairie wetlands and named dune areas called the Dunes of Heaven and the Dunes of Hell. Runners will encounter soft, rolling sugar sand dunes and other natural trail features that affect footing and pace.

Offered race options include:

  • 50K
  • Heavy Half
  • Kids FREE Fun Run

Organizers limited entries for the 50K and Heavy Half. Registration opens on September 2, 2026 at 12:00 AM ET. Event rules listed include no refunds and no transfers; vouchers will be honored until 3/27/25. The event page references planned event logistics and course preparation.

Additional headings on the event listing mention an event schedule and runner swag, but no further details are provided in the available information. Visit the organization's website for the most recent information.

50 km
50k
14 mi
Heavy Half

Events nearby

A sixth annual 5K trail race at Jonathan Dickinson State Park with in-person and virtual options, chip timing, age-group awards, and included shirt, medal, park fee and refreshments.
Trick or Trot 5K Trail Run in Palm City on 10/24/2026 follows unpaved two track dirt and grass trails through the Kiplinger Conservancy and includes awards, swag and hydration.
A free three mile trail run led by county biologists through the sandy scrub of Juno Dunes, meeting at Bert Winters Park in Juno Beach.
Experience an adventure race or trail run through the scenic landscapes of Jonathan Dickinson State Park. Choose from multiple distances and disciplines including trekking, mountain biking, and paddling in this multi sport challenge.
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