ATRA – American Trail Running Association

The American Trail Running Association (ATRA), was founded in 1996. ATRA’s mission is to promote trail running, mountain running, ultrarunning on trails, and to provide resources for race directors and participants in our sport. ATRA offers individual, race and club memberships as well as corporate partnerships and memberships. Learn more at:


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The home for runners, no matter how far or fast you go.

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