Category 01
Registration & Entries
How to register online via UltraSignup, entry requirements, and distance qualifying criteria.
Visit UltraSignup. Create a free profile, select your distance, fill out runner details (if ZIP code is requested and does not apply in your country, enter 0), enter payment details, and confirm. You will receive an instant confirmation email.
100 Mile (161K) runners must demonstrate previous ultra trail finishing experience.
Yes! ITRA points: 5 points (161K), 4 points (105K), and 2 points (55K). All three distances qualify for the UTMB® Index in the 100M, 100K, and 50K categories respectively.
Runners must be at least 18 years old on race day.
Category 02
Before & During the Race
Night running, training, drop bags, pacers, and what happens if you need to drop out (DNF).
The 100 Mile race starts on the Caribbean Sea at 6:00 PM on Friday. The course is fully marked with reflective flags and solar lights. A high-lumen headlamp and spare batteries are mandatory.
Yes. 100M and 105K runners can leave drop bags for major hubs at Tres Hermanas and El Valle de Antón to change shoes, socks, apparel, or restock custom nutrition.