Prepare to challenge yourself amidst stunning Pacific Northwest beauty at the Defiance 50K, held on October 10, 2026, in Tacoma, Washington. This scenic trail race, also offering 30K and 15K distances, plus a 3-person 50K relay, invites runners to explore the majestic Point Defiance Park, a gem recognized as one of the top 20 urban parks in the United States. Organized by the experienced Tacoma City Marathon Association, the Defiance 50K promises a memorable journey through old-growth forests and along breathtaking vistas of the Puget Sound.

The course itself is an approximately 9.75-mile (15.7 km) loop, which 50K participants will complete three times, 30K runners twice, and 15K runners once, with each loop commencing and concluding at Owen Beach. Runners will traverse mostly single-track trails, enjoying soft footing beneath towering 500-year-old cedars and firs. While featuring some hills, the course is generally considered 95% runnable and is typically dry in mid-October. Aid stations are strategically located at the Start/Finish at Owen Beach and approximately 5.3 miles into each loop near Fort Nisqually, providing water, electrolytes, food, and fixed bathrooms. Typical race day conditions include highs around 62°F and lows around 48°F, with a 16% chance of precipitation.

The Defiance 50K is celebrated for its unique multi-loop format, allowing runners to repeatedly immerse themselves in the park's incredible natural landscapes and return to the vibrant atmosphere of Owen Beach after each segment. This race offers an invigorating blend of challenging trails and unparalleled natural beauty, making it a must-do event for those seeking an engaging trail running experience in a truly spectacular setting.