
2026 Avenue of the Giants Marathon
Sun, May 3, 2026, 7:45 AM PDT
- Type
- Run
Sign up and verify details on the organizer's official page.
Race feel
Run among towering old-growth redwoods on a fast, certified course that's a Boston Qualifier and one of the world's most beautiful races.
- Scenic
- Competitive
Great for
- Walkers Welcome
The Avenue of the Giants Marathon offers a truly breathtaking running experience through the majestic Humboldt Redwoods State Park in Northern California. Known as one of the world's most beautiful races, the course winds through ancient old-growth redwoods and alongside a natural creek. This certified marathon is a Boston Qualifying event, featuring a mostly flat, fast paved road that inspires athletes with its serene, natural beauty. While currently sold out, a waitlist is available for those hoping to experience this iconic race.
What to expect
- Immerse yourself in the stunning beauty of old-growth redwoods and a natural creek.
From the organizer
The race is currently sold out and we are accepting registrations for the waitlist only. Please consider our sister race this fall, the Humboldt Redwoods Marathon . It uses the same course as the Avenue of the Giants Marathon and is produced by the same running club.
The Avenue of the Giants is one of the most beautiful races in the world! It runs through old growth redwoods and follows a natural creek in the middle of a state park. Staged on "The Avenue of the Giants" in Humboldt Redwoods State Park, located in rural Northern California. Course is on a paved road that winds gently up hill but is mostly a flat, fast destination race. With little to distract you, the tall trees inspire the athlete in each of us to be strong. The course is certified and the marathon is a Boston Qualifying event.