Lake to Ocean 100K

MAY
30
2026
Run the Lake to Ocean 100K, a point to point ultramarathon across Florida single track through dunes, hammocks and wetlands, finishing on Hobe Sound beach. Expect rugged terrain, abundant wildlife and a true endurance challenge within an 18 hour limit.
Sat 30 May 2026
100 kilometers

Always double-check with the organizer's website! This page may contain affiliate links.

Event overview

The Lake to Ocean 100K is a point-to-point ultramarathon in Florida covering 100K. It starts at the NENA trailhead in Port Mayaka and finishes at Hobe Sound beach. Registration for the event closes May 25. The race has an 18 hour strict time limit.

Course and logistics

The route is mostly single-track remote trail and passes through changing ecosystems: sand dunes with scrub oak and sand pine, pine flatwoods, palmetto, palm and oak hammocks, cypress domes, and wet prairies. Wildlife reported along the trail includes deer, alligators, otters, owls, snakes, bobcats, coyotes, and various wading birds. A crew is required for competitors; designated crew stops are at mile 15, 22, 31, 37, and 48. Visit the organization's website for the most recent information.

100 km
100k

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