Mammoth Bar Trail Runs
Mammoth Bar Trail Runs is a trail running and running race on September 6, 2026 in Auburn, CA, with entry fees from $49 to $69.
- Date
- September 6, 2026
- Location
- Old Foresthill Rd, Auburn, CA
- Price
- $49–$69
- Sports
- Trail RunningRunning
From the Organizer
"Standard distance. Mammoth vert."
Mammoth Bar Trail Runs take place on the single-track and double-track trails of Mammoth Bar OHV Area in Auburn State Recreation Area, in the Endurance Capital of Auburn, California.
Mammoth Bar is known for its steep climbs and descents, as well as it's beautiful American River Canyon views.
These are not your average courses. You get more vert per dollar! Yay!
Events
Host City
About Auburn, CA
City Elevation
1,509 ft
Nearest Airport
SMF
Sacramento International Airport · 32 mi
Time Zone
Pacific Time
From Endurance Grid
Line up lodging and travel early to lock in your race weekend.
Race Location
Your Next Start Line
What Are You
Waiting For?
Every finish line starts with a single decision. Claim your spot at Mammoth Bar Trail Runs, put it on the calendar, and turn “someday” into a start date.
Today
Race day is here
- Race
- Mammoth Bar Trail Runs
- Date
- September 6, 2026
- Location
- Old Foresthill Rd, Auburn, CA
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From Endurance Grid
About These Sports
This race spans more than one sport — here’s a guide to each, so you can understand what’s involved and decide if it’s the right fit. For course distances, logistics, and race-day specifics, always defer to the race organizer’s event page.
Trail Running
Running off-road — dirt, singletrack, and mountain paths — from 5Ks to ultras. The terrain makes for an exciting twist and adventure in your running journey.
Running
From 5K to marathon, running races are an accessible entry point into endurance sport. There's a distance for every fitness level and a community at every start line.
Coming Up
More Trail Running races near Auburn, CA
Frequently Asked Questions
What is the Mammoth Bar Trail Runs?
When and where is the Mammoth Bar Trail Runs?
How do I register for the Mammoth Bar Trail Runs?
Mammoth Bar Trail Runs
Sep 6, 2026