RunRace USA › California › The Rubicon
The Rubicon
Oxbow Reservoir, California · Saturday, October 24, 2026 · Ultra
Official race page & registration ↗The Rubicon takes place on Saturday, October 24, 2026 in Oxbow Reservoir, California. The race is run over Ultra. For anyone travelling in, Cameron Park is about 26 miles away and Sacramento is about 49 miles away.
It is one of 321 races on the California calendar that October.
- Date
- Saturday, October 24, 2026
- Location
- Oxbow Reservoir, California
- Distances
- Ultra
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 Oxbow Reservoir: check in Oct 23, out Oct 25.
Common questions
When is The Rubicon?
The Rubicon is scheduled for Saturday, October 24, 2026.
Where is The Rubicon held?
The Rubicon is held in Oxbow Reservoir, California. It is about 26 miles from Cameron Park and 49 miles from Sacramento.
What distances does The Rubicon offer?
The listed distances are Ultra.
How do I register for The Rubicon?
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
- Oct 241st Annual Lake Los Angeles Desert Sunrise 5kLancaster, CA
- Oct 242026 Napa Fall Wine Country Marathon, Half Marathon, 10K, & 5KCalistoga, CA
- Oct 2428th Annual Matt Yeo Memorial Aggie XC OpenMartinez, CA
- Oct 242nd Annual Austin Stiles Family Over Everything 5K Fun Run/WalkCeres, CA
- Oct 24Acorn Creek Trail RunPilot Hill, CA
See every race on the California calendar, California Ultras, or use the Race Finder for maps and filters.