Half Marathon at Holston River Park

The Ninja 5K, 10K, and Half Marathon at Holston River Park in Knoxville, TN, is set to take place on August 2, 2025. This event features three race distances: a 5K, a 10K, and a Half Marathon, all following an out-and-back course. Participants are encouraged to wear costumes, with awards for the best costume.

All finishers will receive themed medals, and the event contributes points towards the US Road Running Race Series. Registration is mandatory through RunSignup, and there will be no on-site registration available. The race promotes a fun and engaging atmosphere for runners of all levels. Visit the organization's website for the most recent information.