Event Description The 2025 Bellingham Off-Road Triathlon will be USAT sanctioned! On August 17th, swim, mountain bike, and trail run in and around Lake Padden. This race can be done solo or as a relay team. We'll see you there! Event Location & Accomodations Trending Events Race to the Future 5K Run the 509 Run AUSTIN "Keep Austin Weird" 5K/10K/13.1