US Road Running - Knoxville

AUG
15
2026
Join the Ninja 5K, 10K and half marathon at Holston River Park in Knoxville on August 15, 2026 for scenic out and back courses along the river. Finishers earn medals and a best costume category adds playful race day fun.
Sat 15 Aug 2026
Half Marathon 10 kilometers 5 kilometers

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Event overview

The Ninja 5K, 10K, & 13.1M takes place in Knoxville, Tennessee on August 15, 2026. The event is hosted at Holston River Park (3300 Holston Hills Road, Knoxville, TN 37914). Three distances are offered:

  • 5K
  • 10K
  • Half Marathon (13.1 miles)

All runners must register through the event registration system; there is no on-site registration.

Course and logistics

The courses are out-and-back routes. The 5K course is completed twice, the 10K course four times, and the half marathon course six times. The starting line is located near Shelter #1 at Holston River Park. Packet pickup opens 30 minutes before the race and closes 10 minutes before the race start. A course time limit of 3 hours and 30 minutes applies.

Awards and extras

The event includes finisher medals and lists a best costume category. The event is part of a points series and has posted awards information and frequently asked questions. Visit the organization's website for the most recent information.

Half Marathon
Half Marathon
10 km
10k
5 km