Premium Kit
Includes official IRONSWIM shirt, official silicone cap and backpack, participation medal, recognition for the best times and more surprises.
●EDITION 2026 BUCERIAS NAYARIT, MEXICO
SHOW
WHAT YOU'RE
MADE OF
The most challenging open water event of the year. Master the waves, conquer the distance, and become part of IRONSWIM history.
Chip Timing
Real-time results with cutting-edge technology, ensuring accuracy and reliability.
Full Safety
Water rescue team and medical assistance on route to guarantee your safety with every stroke.
Since 2023
What is IRONSWIM?
IRONSWIM is Mexico's most challenging open water swimming competition. Since 2023 we've brought together swimmers of all levels for a unique ocean experience.
2026 Dates
October 31 & November 1
Categories & Distances
10 KM
Two-day competition — Elite category
8 KM
Two-day competition — Advanced category
5 KM
One-day competition — Intermediate category
1 KM
Beginners — one-day competition
Kids
Kids category — one-day competition
Official Document
2026 Announcement
Check the rules, categories, registration details and regulations. Available online or for download.
Document language:
IRONSWIM 2026 Announcement (PDF)
Contact
Write to us
We're here to help. Reach us by email or follow us on social media.