Knickerbocker Canyon Trail Run

MAR
27
2027
Trail races of 5K, 10K, half marathon and 35K on the Western States trail near Auburn, CA, featuring steep climbs, technical single track, cupless aid stations, and chip timing.
Sat 27 Mar 2027
35 kilometers Half Marathon 10 kilometers 5 kilometers

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About the race

Knickerbocker Canyon is a trail running event held March 27, 2027 at American River Overlook Park in Auburn, California. The event offers multiple distances and uses sections of the historic Western States trail.

Distances offered:

  • 35K : 20.8 miles, 4,800 ft elevation gain
  • Half Marathon : 13.3 miles, 3,000 ft elevation gain
  • 10K : 6.1 miles, 1,150 ft elevation gain
  • 5K : 3.5 miles, 650 ft elevation gain

Courses run along single track and fire roads, pass No Hands Bridge, include the K2 climb and the long Dam Hill switchbacks, and vary in technical difficulty. Hiking or trekking poles are permitted. Courses are marked with colored surveyor ribbon about every 200 meters; turns have additional ribbons, laminated signs, and flour arrows. Blue ribbons indicate wrong way and should not be passed.

Aid stations provide a variety of foods and beverages such as energy gels and chews, stroop waffles, trail mix, salty snacks, PB&J, boiled potatoes with salt, Coke, ginger ale, water, and Skratch Labs hydration. Skratch Labs is mixed to roughly 80–100 calories per 20 fluid ounces. Runners are asked to carry their own bottle or reusable cup because the event is cupless; reusable cups are available for purchase at the event for $5. Drop bag services are not available.

Other logistics: parking is free within the park and on adjacent streets; total event capacity is 400 runners across all distances. All races are chip timed with disposable chips attached to the back of each bib. Dogs are allowed on leash in the park; runners with dogs must start at the back of the field. Awards include overall trophies and custom medals for finishers, with age group awards for multiple age categories. Visit the organization's website for the most recent information.

35 km
35k
Half Marathon
Half Marathon
10 km
10k
5 km

Events nearby

Mile Madness is a looped trail endurance event in Auburn, California, held September 18-21, 2026. Timed events run from 3 to 72 hours with a 0.75 mile loop and options including a 100 mile race plus on-site aid and amenities.
Trail runs at Granite Beach, Folsom Lake SRA on September 19, 2026 featuring new 10 mile and 5K courses along shoreline and single track trails.
Trail half marathon in Auburn, CA on the Western States Trail with 12K and 5K options and a remote runner choice.
Trail races in Auburn, California along the American River Canyon rim with live music and free cider. Distances include a 50K, a half marathon and a 5 mile course with aid stations on the longer routes.
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