Lake Chabot Trail Run
Nov 7Castro Valley, CA50K, Marathon +4
Also a half marathon, 34 mi from Muir Woods Mt. Challenge, registration open
Muir Woods Mt. Challenge
- 10K entry
- $90
- Aid stations
- 1
At a glance
- Last held
- Jul 18, 2026
- Next edition
- 2027 date not announced. Usually held in July.
- Location
- Stinson Beach, California
- Distances
- 30K, Half Marathon, 10K
- Aid stations
- 1
Listed from UltraSignup. Checked Jul 12, 2026.
Plan this race for free
1 aid stations are already loaded. Add cutoffs, pacing and the timeline your crew follows. Crew invites and race-day updates come with a Race Pass.
Build my planAbout this race
The Muir Woods Trail Run (formerly "Table Rock") is a mountain trail race in Marin County featuring a 2,000′ climb up Willow Camp hill, ridge-line views of Stinson Beach and the Pacific Ocean, and descents via the Matt Davis and Dipsea Trails, with distances of 10K, Half Marathon, and 30K.
Key dates
Early ends
Jun 18, 2026
Registration closes
Jul 17, 2026
Race day
Jul 18, 2026
Pricing
30K
Standard
$125
Half Marathon
Standard
$110
10K
Standard
$90
Email me updates about Muir Woods Mt. Challenge
Registration openings and major changes, like a new date or a cancellation.
Aid stations
1| Station | Distance | Crew | Drop bags | Cutoff | Supplies |
|---|---|---|---|---|---|
All Aid Stations All aid stations are stocked with glycogen-replenishing and electrolyte-replacing products. Also equipped with general first aid items including Salt-Stick tablets (no anti-inflammatory medicine). | -- | -- | Gu Energy gelsGu chewsGu Stroopwafelstrail mix+14 |
Entry transfers
Can't race, or need an entry? Post it here so nobody has to ask if it's still available.
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Race planning
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