Tenacious 10

Event Overview

Spring has never felt this good.

Join hundreds of runners for Seattle's most iconic 10K and 10-mile loop around Lake Union. This isn't just a run—it’s a celebration of everything that makes our city incredible.

Race Details

• Date: 2026-04-04
• Location: Gas Works Park, Seattle, WA
• Course: Loop around Lake Union
• Timing: Mile splits, live tracking and printed finisher cards

What to Expect

Start and finish at Gas Works Park. Cruise past Lake Union Park. Wave to the Space Needle. Conquer the Fremont Bridge. You'll chase PRs, friends, and that runner's high on one of Seattle's most beautiful routes.

Finisher Perks

• Shirt: Super comfy long sleeve shirt
• Medal: Finisher medal
• Photos: FREE professional race photos
• Bragging Rights: Those are eternal

Motivational Note

The pain fades. The photos last forever. The bragging rights? Those are eternal.

Registration

For more details and to register, visit the official race page: Tenacious 10 Race Page.