Logo

Riverbend Ultras 12 Hr/50k

Jupiter, United States • 13 Sep 2025

The Riverbend Ultras 12 HR/50K is a community-focused ultrarunning event held at the River Pavilion on Picnic Island in Riverbend Park, Jupiter, Florida. Participants can choose between a 12-hour run, a 50K race, or a fun run. The course features scenic 3.2-mile loops along the Loxahatchee River on gravel trails, including part of the Lake to Ocean Trail, surrounded by oaks, cabbage palms, and local wildlife. The 12-hour race involves completing as many loops as possible, while the 50K covers 31.2 miles with a combination of shorter and longer loops. The event emphasizes a relaxed atmosphere, self-supported running, and benefits the Florida Trail Association. Visit the organization's website for the most recent information.

United States Florida Jupiter

Race information

Registration Facebook
12 km
12-Hour
50 km
50k
5 km
Fun Run (approx. 5k)
Visit the organization's website for the most recent information.
Trail runs nearby

DTR 10 Mile Night Run

Hobe Sound - 9 mi from Jupiter

The DTR 10 Mile Night Run is a thrilling trail running event held at Jonathan Dickinson State Park in Hobe Sound, Florida. Scheduled for November 1, 2025, this nighttime race challenges participants to navigate a 10-mile course using headlamps or flashlights. The course features an out-and-back rout..

Treasure Coast Endurance Challenge

Jupiter Island - 6 mi from Jupiter

Treasure Coast Endurance Challenge takes place at Jonathan Dickinson State Park in Hobe Sound, Florida. The event offers a 5K Trail Run, plus two adventure-race formats: 4-Hour Run/Bike/Paddle (approximately 12–24 miles) and 8-Hour Run/Bike/Paddle (about 24–48 miles). Ultra options of 6- and 12-hour..

The Hoot'n Bulldog Track Ultra

Lake Worth Beach - 21 mi from Jupiter

The Hoot'n Bulldog Track Ultra is held on the recently renovated Florida Atlantic University track in Boca Raton, Florida. The weekend offers four timed events: 6-hour (The Frenchie), 12-hour (The Bulldog), 24-hour (The Little Hoot), and 48-hour (The Big Hoot). It’s a USATF-sanctioned, certified-cou..

Sari Trail Run/Walk

Jupiter

The Sari 5K Trail Run/Walk is held at Riverbend Park in Jupiter, Florida, offering a 5-kilometer trail course for runners and walkers with both in-person and virtual participation options. Proceeds support families facing cancer by funding guidance, education, and integrative therapies such as acupu..

The Gardens Trailblazer 5k

Palm Beach Gardens - 6 mi from Jupiter

The Gardens Trailblazer 5k is a holiday-themed, family-friendly running and walking event at The Gardens North County District Park in Palm Beach Gardens, Florida (5101 117th Ct N). It offers 5k and 2k options for all ages. Participants receive a long-sleeve performance shirt, a finisher ornament, a..

Jupiter Ridge Sand Spur

Oceanside Terrace - 1 mi from Jupiter

Jupiter Ridge Sand Spur is a winter ultramarathon in Jupiter, Florida, set in the Jupiter Ridge Natural Area, a protected coastal scrub dune site in Palm Beach County. The 9th edition offers Lunacy 30k Night Run (four 4.5-mile loops, about 18 miles with ~1,000 feet of dune climbing), Lunacy 50k (day..