RunRace USA › California › The Tamalpa Challenge 2026
The Tamalpa Challenge 2026
San Rafael, California · Sunday, October 11, 2026 · 4 Miles
Official race page & registration ↗The Tamalpa Challenge 2026 takes place on Sunday, October 11, 2026 in San Rafael, California. The race is run over 4 Miles. For anyone travelling in, Novato is about 9 miles away and San Francisco is about 15 miles away.
It is one of 321 races on the California calendar that October.
- Date
- Sunday, October 11, 2026
- Location
- San Rafael, California
- Distances
- 4 Miles
Listing from the 2026 race calendar, refreshed nightly. Details can change: confirm date and entry on the official race page before travelling. Spot an error? Tell us here.
Making a race weekend of it?
Stay near the start line in San Rafael: check in Oct 10, out Oct 12.
Common questions
When is The Tamalpa Challenge 2026?
The Tamalpa Challenge 2026 is scheduled for Sunday, October 11, 2026.
Where is The Tamalpa Challenge 2026 held?
The Tamalpa Challenge 2026 is held in San Rafael, California. It is about 9 miles from Novato and 15 miles from San Francisco.
What distances does The Tamalpa Challenge 2026 offer?
The listed distances are 4 Miles.
How do I register for The Tamalpa Challenge 2026?
Registration is handled on the official race page, linked at the top of this listing. Entry can close early if the race sells out.
More races nearby
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- Oct 11Aggieathlon (UC Davis Triathlon Club)Davis, CA
- Oct 11Bizz JohnsonSusanville, CA
- Oct 11Champion Mine Trail RaceNevada City, CA
See every race on the California calendar, or use the Race Finder for maps and filters.