Seamark MudRun

Penney Farms, United States • 24 Apr 2027

Seamark MudRun, Green Cove Springs, FL

The Seamark MudRun is an annual off-road event held at Seamark Ranch in Green Cove Springs. The event includes a 5K course that features 26 obstacles and routes through woods, fields, ponds, and mud. It is described as the 14th annual running of the event.

The event is a fundraiser; all proceeds benefit Seamark Ranch, a Christian boys' and girls' home in Green Cove Springs. Organizers state that no refunds will be issued and the event will run rain or shine.

Participant logistics are handled at a Check-In area. Bib numbers are posted alphabetically on a "BIB #" board along the walkway to Check-In. Race bibs, t-shirts, and race packets are available at Check-In. A Gear Check service is provided at no charge. Parking at the venue is free.

Distances offered include:

  • 5K with 26 obstacles through woods, fields, ponds, and mud
  • 1 mile fun run for shorter participants and families

Additional event information and a "things you'll want to know" document are provided to participants prior to the event. Visit the organization's website for the most recent information.

Race information

5 km
5k Mud Run
1 Mile Fun Run
Visit the organization's website for the most recent information.
Trail runs nearby

A timed loop event at Cecil Field in Jacksonville with 3, 6, 9, and 12 hour formats, a flat 1.25 mile paved loop shaded by pine trees, food and a main aid station, and a 4 person relay option for the 6 hour race.

A five hour Fat A$$ event on Section 4 of the Pioneer Trail in Middleburg Florida where participants run an out and back loop of about 2.5 miles as many times as possible. Limited field and cupless format with minimal aid provided.

S.O.S. in Middleburg, FL uses a 2.75 mile Sandridge Trail loop with a 9K plus 3, 6 and 12 hour timeframes and ruck options. It is a cupless event with aid stations, hot food, awards, and proceeds benefiting local recovery nonprofits.

A community fund-raising run and walk in downtown Jacksonville offering 5K, 10K, and a one-mile option on September 26, 2026, with tiered registration fees and participant fundraising features.

Add Event
Help us complete the calendar!
  • Distance is at least 5 km
  • Event has a website or Facebook page
Website
Optional: Please provide your e-mail address if we may contact you.
Report a change
We will only update the data if the information is also on the website.