Seamark MudRun
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Event overview
The Seamark MudRun is an annual fundraiser held at Seamark Ranch in Green Cove Springs, Florida. The 2026 edition is the event's 13th year. The main course is a 5K with 26 obstacles that run through woods, fields, ponds, and mud. There is also a 1-mile fun run. All proceeds benefit Seamark Ranch, a Christian boys and girls home in Green Cove Springs.
Location and logistics
The event takes place at Seamark Ranch, 3631 Seamark Ranch Road, Green Cove Springs, FL 32043. Parking is free. Participants are advised to arrive and check in about one hour before their assigned wave. Bibs, t-shirts, and race packets are picked up at the Check-In area; bib numbers are posted alphabetically on a "BIB #" board along the walkway to Check-In. Gear Check is available at no charge. The event is a fundraiser and will not issue refunds; it will run rain or shine.
Race format
Distances
- 5K with 26 obstacles
- 1-mile fun run
Multiple staggered waves are used for the 5K and the fun run, and specific wave assignments and additional event details are provided to registrants before the run. Visit the organization's website for the most recent information.
