Bristow Trail Runs

FEB
28
2027
Bristow Trail Runs at Elijah Bristow State Park on Feb 28, 2027 offers trail races from 5M to 50K on a flat, wooded 5.2 mile loop.
Sun 28 Feb 2027
50 kilometers 25 kilometers 10 miles 5 miles

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Bristow Trail Runs : Elijah Bristow State Park, Dexter, OR, Feb 28, 2027

Bristow Trail Run is the first event in the Run Big Trail Series (RBTS). The event offers multiple trail race distances on a repeated loop course at Elijah Bristow State Park near the Willamette River. Ages 17 and under and ages 60 and over receive an automatic $5 discount at checkout. Registration closes Feb 27.

Distances and entry fees:

  • 50K : 50.00 km, $75, six loops of the 5.2 mile loop
  • 25K : 25.00 km, $65, three loops of the 5.2 mile loop
  • 10 Mile : 10.00 miles, $40, two loops (actual 10.4 miles)
  • 5 Mile : 5.00 miles, $35, one loop (actual 5.2 miles)

Course and on-course services: The course is a 5.2 mile single-track loop adjacent to the Willamette River. The loop is described as entirely flat and mostly wooded, with sections that are muddy and wet. There are two aid stations on the loop; each loop passes both stations twice, and races that cover multiple loops also have an aid station at the transition area (start/finish).

Logistics and extras: Tech shirts are available for an additional $20; sizes must be selected during registration and some sizes may sell out online. Packet pick up occurs on race morning. The event is listed as the opening race of the Run Big Trail Series, which includes five additional trail events. Visit the organization's website for the most recent information.

Events nearby

Trail races at Howard Buford Park in Eugene on December 12, 2026, featuring 50K, 25K, 15K and 5K over mixed, muddy trails and significant climbs.
A St. Patrick's Day event at Alton Baker Park offering 5K Trail, 5K Road and a combined 10K with course variety, age discounts, and awards.
Trail races of 50K, 25K, 10K and 5K on wooded single-track loops with stream crossings near Marcola Oregon.
Test your limits at Elijah Bristow State Park with 6, 12, or 24 hour timed challenges on a flat one mile trail loop.
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