Great Turtle Trail Run
Mackinac Island, United States • 25 Oct 2025
The Great Turtle Trail Run is a scenic running event held on Mackinac Island, featuring a Half Marathon and a 5.7 Mile Run/Walk. Celebrating its 29th year, the event attracts over 2,200 participants who enjoy the beautiful fall landscape while navigating the island's interior trails and shoreline. All registrants receive a commemorative garment, a unique medal, and access to post-race refreshments. The event also includes fun Halloween festivities and end-of-season sales in downtown Mackinac Island. Participants can earn a special Trio Series medal by completing multiple RunMackinac events throughout the season. Visit the organization's website for the most recent information.