*Important note: Event date is subject to change to April 24 or April 26, 2026, based on permitting. All registrations are subject to the withdrawal policy, regardless of the event date.

Below is the 2025 Course Description

The 25K route starts in Historic Downtown Auburn heading out to Robie Point and the WS Trail, dropping down to and over No Hands bridge, continuing the WS Trail up the famous Training Hill into Cool. From there, runners will complete a short loop, before returning to the Cool Aid Station. Runners will then make their way back down to No Hands Bridge before ascending back up to Robie Point and on to their finish in Downtown Auburn

*Course maps subject to change.

Download the 100 Mile course GPX file below. Remember to ALWAYS follow course markings on the day of the race, as there might be slight alterations from the Course Maps and GPX File.

Last updated: 01/25/2025

Revision History

• Added elevation data

Mandatory Gear

• Mobile / Cell phone (smartphone strongly recommended) with international roaming that works in the United States of America
• Each runner should save the organization's safety phone numbers
• Personal collapsible cup (15 cl / 5 oz minimum)
• Minimum water supply of 1/2 liter

Recommended Gear

• Running pack for carrying supplies for the duration of the race
• Food reserve. (Recommendation of 800 kcal: 2 gels + 2 power bars each of 65 g)
• Pack can be a backpack, vest or waist/belt pack
• Whistle
• Gloves
• ID Card / Passport
• Jacket with hood for bad weather in the mountains
• Hat (beanie, cap, bandana, Buff®)

Learn more about each Aid Station, elevation gain and loss, cut-off times, and where drop bags and crew are allowed on course.