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Jupiter Ridge Sand Spur

Oceanside Terrace, United States • 27 Dec 2025

The Jupiter Ridge Sand Spur is a unique ultramarathon held in Jupiter, Florida, featuring challenging courses on ancient sand dunes within the protected Jupiter Ridge Natural Area. The 2025 event offers multiple distances including a 50K, half marathon, and the special "Lunacy" series combining day and night runs: a 30k night run, a 50k (half marathon plus night run), and a 50-mile race (daytime 50k plus night run). The course consists of loops over sand dunes with significant elevation gain for Florida, including the highest natural point in Palm Beach County. Limited to 80 runners to protect the fragile environment, the race provides full support, themed awards, and chip timing, making it a distinctive and environmentally conscious trail running experience. Visit the organization's website for the most recent information.

United States Florida Oceanside Terrace

Race information

Website Registration
80 km
914 m+
Lunacy 50 Miler (50k + 30k Night Run)
50 km
610 m+
50k
50 km
Lunacy 50k (half Marathon + 30k Night Run)
30 km
Lunacy 30k Night Run
21 km
244 m+
1/2 Marathon
Visit the organization's website for the most recent information.
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