2025 Toughman
- Triathlon
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- Aquathlon
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- Duathlon
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Welcome to the Diamond Mountain Triathlon taking place at the famous Harriman Park! It offers stunning lake vistas and rolling hills for biking, making it an interesting route for swimming, biking, and running.
Date: September 21st, 2025
Location: 800 Kanawauke Rd, Stony Point, NY 10980, US
The Triathlon and Duathlon will start at 12:00 PM EDT. Registration begins one hour before and ends twenty minutes prior to the start time.
Top-3 Men and Women in each event will receive medals and merchandise; all finishers will receive a finisher medal.
The event will be held rain or shine. Please arrive early to familiarize yourself with the course and setup.
Triathlon | $110.00 | See |
Duathlon | $80.00 | See |
Junior Duathlon | $0.00 | See |
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