US Road Running - Historic District

AUG

22

2026

Races at Heritage Park in Olympia feature repeating out and back loops to form 5K, 10K and half marathon distances, online registration only, and a 3 hour 30 minute course limit with medals and awards.

Sat 22 Aug 2026

Olympia, Washington

Website

13 miles 10 kilometers 5 kilometers

Always double-check with the organizer's website! This page may contain affiliate links.

Ninja 5K, 10K, & 13.1M at Olympia, WA

The event is staged at Heritage Park in Olympia, Washington, and offers three race distances: a 5K, a 10K, and a half marathon (13.1 miles).

Courses are based on short out-and-back loops that are repeated to achieve each race distance. The 5K uses the loop twice and the 10K uses the loop four times. The half marathon runs its out-and-back loop six times. A course time limit of 3 hours and 30 minutes applies.

All participants must register online through RunSignup; there is no on-site registration. Registration fees listed for the event are $30 for the 5K, $45 for the 10K, and $65 for the half marathon.

Event services include finisher medals, a shirt and gear shop, awards and series points, and a best costume recognition. Additional event information and frequently asked questions are provided by the organizer.

Distances Visit the organization's website for the most recent information.