Trillium is a premier women’s-only multi-sport event that has been empowering athletes since 2005. Designed to welcome everyone from beginners to seasoned competitors, the race fosters a supportive environment for women of all ages and abilities. Participants can choose between triathlon and duathlon formats, with both individual and relay options available. The race features a unique time trial start, where athletes head out two-at-a-time directly from the steps of the Centennial Quarry. It is a weekend dedicated to celebrating the competitive spirit and personal achievement of every woman on...


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Centennial Quarry
Sylvania, OH 43560