Swiss Valley Trail Races

OCT
3
2026
Trail races at Swiss Valley Nature Preserve near Peosta, Iowa, run on a 5.2 mile loop with creek crossings and steep climbs. Options include 50K, 25K and a single 5.2 mile loop, with free camping and showers nearby.
Sat 3 Oct 2026
50 kilometers 25 kilometers 5 miles

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Swiss Valley Trail Races

Swiss Valley Trail Races take place at Swiss Valley Nature Center near Peosta, Iowa. The event uses an approximate 5.2 mile loop through Swiss Valley Nature Preserve with creek crossings, steep inclines, and rugged terrain. Each loop includes about 875 feet of climb. The 25k is three loops and the 50k is six loops.

Distances offered:

  • 50K six loops of the 5.2 mile course.
  • 25K three loops of the 5.2 mile course.
  • 5.2 mile single loop course option.

Packet pickup is available in downtown Dubuque at Dimensional Brewing Company and on race day at the Swiss Valley Nature Center. Free tent camping and showers are available at Swiss Valley Park and Campground near the start area. Parking is at Swiss Valley Park with shuttle service to the start/finish area. Event proceeds benefit Friends of Dubuque County Conservation, which supports Dubuque County parks and environmental education.

The race is part of the No Coast Trail Series, emphasizing looped trail running over hilly terrain. Course details, parking locations, and campground addresses are provided for participants at the venue. Visit the organization's website for the most recent information.

50 km
50k
25 km
25k
5 mi
5.2 Miler
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