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If using GPS for directions, enter:
3631 Seamark Ranch Road
Green Cove Springs, FL 32043
NOTE:  entering just “Seamark Ranch” may give inaccurate directions.




*Pre-register through
*Day-of registration will be available from 7:30-9:30am; no discount codes. 
            Cash, checks, credit cards, and Apple Pay will be accepted. 

($95 - 5KMudder$25 - 1-mile FUN RUN)
            Day-of registrants will be placed in earliest possible open waves.

 For day-of registrations, a signed hard-copy of the waiver is required in order to participate.  Copies will be available at the Ranch.  All pre-registered participants signed a waiver through; you were required to do so in order to complete your registration.





The parking area is clearly marked, and free of charge.
Participant check-in opens Saturday at 7:30am; check in 1 hour before your wave time.

*The 1st wave will start at 8:30am; subsequent waves of 100 will follow at 15-minute intervals until the final 5K wave at 10:15am.

*The 1-mile FUN RUN will begin at 11am.  Parents who register to run with their children will receive a t-shirt, though any parent may accompany their registered child at no charge.  WE WELCOME DONATIONS.

Please DO NOT bring pets
Please DO NOT bring alcohol, tobacco, or vaping products onto our Seamark Ranch property

Bananas, oranges and bottled water will be provided for all registered MudRun participants at the FINISH.   
Post-race food will be available to all for purchase

*Volunteer photographers will be roaming the course.  All photos will be uploaded to where you’ll be able to search by bib number, so BE SURE THAT YOUR NUMBER IS VISIBLE.  We’ll send you an email  once all photos are posted.  Photos may be downloaded at no charge.  Share YOUR photos on Instagram and FB, @seamarkmudrun or use #seamarkmudrun.

We’ll have a GEAR CHECK area where you can tag and leave your belongings, free of charge.

Showers will be available; tents provided for changing into dry clothes.

Bring the family!  Seamark Ranch is a beautiful working farm.  Visit the turkey, horses, cows, chickens and  roosters, goats, donkeys, rabbits…walk through the AGbarn and garden…there’s plenty to see and   do…without getting muddy!  Learn more about Seamark Ranch at






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