Trail Running calendar near Jennings State Forest 2026-2027

A backyard ultra at San Felasco Hammock Preserve State Park where runners repeat a 4.167 mile loop each hour until only one runner completes a loop others do not. No aid is allowed on course; water and bathrooms are available at camp.

Festivus is a two day trail running event in Middleburg, Florida on December 5 to 6, 2026 offering distances from 7 miles up to 100 miles. Registration closes Friday, December 4 at 11:59 PM ET.

Experience a community trail race through the maritime hammocks of Fort Clinch State Park. Choose from 10k, 30k, or 50k distances on a scenic singletrack loop where every registration helps fund Florida State Parks.

Dark Anchor moves to Jekyll Island, offering runnable night loops on flat, smooth trails with distances from 25K to 100 miles and a 34 hour time limit. Professional chip timing and live tracking are provided.

A multi day ultrarunning festival near Jacksonville, Florida offering looped timed events from short to multi day durations, a single cupless aid station with hot food, on site medical and footcare support, and RV and crew facilities.

Two day trail race weekend at Manatee Springs State Park in Chiefland Florida featuring 5K, 10K, and a two lap Half Marathon on smooth shaded forest trails. Bundle options include a special finisher item and limited availability.

A two-day Spartan obstacle race at Diamond D Ranch near Jacksonville with Sprint and Super courses, kids races, trail 10K and half marathon options, mud and ranch wildlife on a mostly flat course.

Trail races at Diamond D Ranch outside Jacksonville, Florida with minimal elevation gain, non technical sections, and stretches of muddy, ankle biting terrain. Part of the Spartan Trail circuit and held alongside Spartan obstacle races.