Scheduled for October 12, 2025, the Humboldt Redwoods Marathon, Half Marathon, and 5K are set in the heart of California's majestic Humboldt Redwoods State Park. The 5K course features a double out-and-back route entirely on paved roads, lined with 300-foot-tall old-growth redwoods that provide ample shade and a cool environment for runners. Participants can enjoy the serene beauty of the forest while challenging themselves on this USATF-certified course. The event also includes convenient amenities such as on-site parking and food vendors, enhancing the overall race experience.
Races
Marathon
Half Marathon
5km
Race Date:
12 October, 2025
On October 12, 2025, the Humboldt Redwoods Marathon offers a 26.2-mile journey through the Avenue of the Giants, surrounded by towering redwoods in Humboldt Redwoods State Park. With a USATF-certified course and a Boston Qualifier status, this race blends natural beauty with competitive appeal.
Weather based on historical averages.
FAQs
What is the Humboldt Redwoods Marathon?
How long is the Humboldt Redwoods Marathon?
Where does the Humboldt Redwoods Marathon take place?
What is the elevation gain of the Humboldt Redwoods Marathon?
How can I prepare for the Humboldt Redwoods Marathon?
How do I choose the right training plan for the Humboldt Redwoods Marathon?
On October 12, 2025, the Humboldt Redwoods Marathon offers a 26.2-mile journey through the Avenue of the Giants, surrounded by towering redwoods in Humboldt Redwoods State Park. With a USATF-certified course and a Boston Qualifier status, this race blends natural beauty with competitive appeal.
The Humboldt Redwoods Marathon is 42km long.
The Humboldt Redwoods Marathon takes place in Weott, California, USA.
Runna classifies the Humboldt Redwoods Marathon elevation profile as Rolling.
The best way to train for the next race is to use a personalised training plan that takes into account your current running ability, schedule, and preferences.
This will help you steadily improve your running performance and get ready for the race without risking an injury.
Check out our training plans to find the best running program for your goals!
Which plan you choose will depend on your experience, schedule, objectives, and the date of the race.
Runna offers personalised training plans for every runner and every goal: Whether this is your first, 10th or 100th race, we'll help you get the most out of your training and smash your goals.
Check out our training plans to find the best running program for your goals!
What is the Humboldt Redwoods Marathon?
On October 12, 2025, the Humboldt Redwoods Marathon offers a 26.2-mile journey through the Avenue of the Giants, surrounded by towering redwoods in Humboldt Redwoods State Park. With a USATF-certified course and a Boston Qualifier status, this race blends natural beauty with competitive appeal.
How long is the Humboldt Redwoods Marathon?
The Humboldt Redwoods Marathon is 42km long.
Where does the Humboldt Redwoods Marathon take place?
The Humboldt Redwoods Marathon takes place in Weott, California, USA.
What is the elevation gain of the Humboldt Redwoods Marathon?
Runna classifies the Humboldt Redwoods Marathon elevation profile as Rolling.
How can I prepare for the Humboldt Redwoods Marathon?
The best way to train for the next race is to use a personalised training plan that takes into account your current running ability, schedule, and preferences.
This will help you steadily improve your running performance and get ready for the race without risking an injury.
Check out our training plans to find the best running program for your goals!
How do I choose the right training plan for the Humboldt Redwoods Marathon?
Which plan you choose will depend on your experience, schedule, objectives, and the date of the race.
Runna offers personalised training plans for every runner and every goal: Whether this is your first, 10th or 100th race, we'll help you get the most out of your training and smash your goals.
Check out our training plans to find the best running program for your goals!
More
Sport:
Running
Tags:
Nature
Kid friendly
Fun Run
This event listing is for informational purposes only. Runna is not affiliated with, endorsed by, or sponsored by Humboldt Redwoods Marathon or Humboldt Redwoods Marathon. All event details are based on publicly available information and are provided solely to help users discover running events. Runna does not use any official logos, images, or proprietary content from this event or its organiser. Any trademarks or names mentioned are used descriptively to identify the event in a factual manner. For the most accurate and up to date information (including to register or purchase an entry to the event), please visit the Humboldt Redwoods Marathon website.
