Discover triathlon events — sprint, Olympic, half-Ironman, and full Ironman distances. Compare registration fees, cutoff times, and course details across hundreds of tri events. Trehko tracks 43 triathlon events across the United States, with real-time registration status, entry fees, and deadline tracking. Whether you're a first-timer looking for a beginner-friendly event or a seasoned competitor chasing a qualifier, you'll find the right race here. Use the Trehko app to save races to your wishlist, set registration reminders, and build a training plan tailored to your goal event.
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