Fields of Gold Ultra

Marble Falls, United States • 24 Oct 2026

Fields of Gold Trail Run : Shaffer Bend Recreation Area

Fields of Gold Trail Run is a multi-distance trail event held at Shaffer Bend Recreation Area in Marble Falls, Texas. The routes run through rolling hills, meadow trails, wooded sections, and lakeside paths timed to coincide with peak autumn color.

Distances and timed formats include:

  • 50K ultramarathon
  • Marathon 26.2 miles
  • Half Marathon 13.1 miles
  • 12 Hour endurance challenge with total miles scored
  • 10K trail run
  • 5K family friendly run
  • 60 minute Golden Hour challenge on a 4 mile out and back course

Course highlights include panoramic overlooks, meadow fields of native grasses, wooded trails with water features, and a Homestead finish area oriented to the late afternoon light. Aid stations are provided along the courses and feature seasonal items such as apple cider, pumpkin cookie bites, and warming beverages. All participants receive a harvest themed finisher medal and a race shirt, and there is a post race celebration.

Night running safety requirements are specified for after dark participation and include a headlamp with fresh batteries, a backup light source, reflective clothing or vest, a personal hydration system, and a cell phone for emergency communication. The event is organized by Fit Foundation volunteers and net proceeds support HKRS Cedar Park youth running programs. Trail conditions are weather dependent and routes may be adjusted to protect natural areas. Visit the organization's website for the most recent information.

Race information

50 km
Golden 50k
26 mi
Gold Marathon
13 mi
Gold 1/2 Marathon
10 km
Gold 10k
5 km
Golden Hour 5k (morning)
5 km
Golden Hour 5k (night)
12-Hour Endurance Challenge
Golden Hour
Visit the organization's website for the most recent information.
Trail runs nearby

Experience a technical nighttime trail race at Muleshoe Bend near Austin. Choose from distances including 5K to 60K and a youth mile on rocky technical terrain through the scenic Lower Colorado River region.

A nighttime trail event at Reveille Peak Ranch in Burnet, Texas on August 8, 2026 offering 5k, 10k, 20k, 30k, 60k and a youth mile. Technical single track and rock domes with multiple aid stations and medals for all finishers.

A six hour trail endurance challenge in Johnson City TX where runners complete a 5K every hour and must finish each lap within the hour to continue. Finish all six laps to earn the OUTLAST medal and national leaderboard ranking.

Trail running at Krause Springs, Spicewood with 5k to 50k distances plus a youth run, aid stations, medals, on-site activities, and a cupless format. The event is postponed due to severe weather; transfer and reschedule options are offered.

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