The Great Turtle Trail Run is a cherished autumn tradition on Mackinac Island, celebrating its 29th year in 2025. Scheduled for Saturday, October 25, the event offers a Half Marathon and a 5.7-mile run or walk, attracting over 2,200 participants annually. Runners and walkers will traverse scenic routes that showcase the island's vibrant fall colors, including both shoreline paths and interior trails. All registrants receive a commemorative Turtle medal, a race garment, and post-race refreshments. The event coincides with the island's Halloween festivities, providing additional entertainment for participants and spectators alike.​
Races
Half Marathon
5.7 Miles
Race Date:
25 October, 2025
The Mackinac Island Great Turtle Half Marathon is scheduled for October 25, 2025, on Mackinac Island, Michigan, and is organized by RunMackinac Events. This scenic 13.1-mile race begins near Mission Point Resort and guides runners through the island’s forest trails and coastal roads, offering fall colors and breathtaking views of Lake Huron.
Weather based on historical averages.
FAQs
What is the Mackinac Island Great Turtle Half Marathon?
How long is the Mackinac Island Great Turtle Half Marathon?
Where does the Mackinac Island Great Turtle Half Marathon take place?
What is the elevation gain of the Mackinac Island Great Turtle Half Marathon?
How can I prepare for the Mackinac Island Great Turtle Half Marathon?
How do I choose the right training plan for the Mackinac Island Great Turtle Half Marathon?
The Mackinac Island Great Turtle Half Marathon is scheduled for October 25, 2025, on Mackinac Island, Michigan, and is organized by RunMackinac Events. This scenic 13.1-mile race begins near Mission Point Resort and guides runners through the island’s forest trails and coastal roads, offering fall colors and breathtaking views of Lake Huron.
The Mackinac Island Great Turtle Half Marathon is 21km long.
The Mackinac Island Great Turtle Half Marathon takes place in Mackinac Island, MI, USA.
Runna classifies the Mackinac Island Great Turtle Half Marathon elevation profile as Rolling.
The best way to train for the next race is to use a personalized 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 personalized 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 Mackinac Island Great Turtle Half Marathon?
The Mackinac Island Great Turtle Half Marathon is scheduled for October 25, 2025, on Mackinac Island, Michigan, and is organized by RunMackinac Events. This scenic 13.1-mile race begins near Mission Point Resort and guides runners through the island’s forest trails and coastal roads, offering fall colors and breathtaking views of Lake Huron.
How long is the Mackinac Island Great Turtle Half Marathon?
The Mackinac Island Great Turtle Half Marathon is 21km long.
Where does the Mackinac Island Great Turtle Half Marathon take place?
The Mackinac Island Great Turtle Half Marathon takes place in Mackinac Island, MI, USA.
What is the elevation gain of the Mackinac Island Great Turtle Half Marathon?
Runna classifies the Mackinac Island Great Turtle Half Marathon elevation profile as Rolling.
How can I prepare for the Mackinac Island Great Turtle Half Marathon?
The best way to train for the next race is to use a personalized 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 Mackinac Island Great Turtle Half Marathon?
Which plan you choose will depend on your experience, schedule, objectives, and the date of the race.
Runna offers personalized 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:
Coastal
Virtual
This event listing is for informational purposes only. Runna is not affiliated with, endorsed by, or sponsored by Great Turtle Trail Run or 0S3 Movement. 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 Great Turtle Trail Run website.
