Western Pacific Marathon
Fremont, United States • 28 Mar 2026
Western Pacific : event overview
The Western Pacific event takes place on March 28, 2026, at Quarry Lakes Regional Recreation Area in Fremont, California. The event is organized by Brazen Racing and offers multiple race options, including a remote runner entry. Registration is available online and by mail. Entry fees vary by distance and by registration period, with Super Early, Early, and Regular price tiers listed.
Course and format
All races begin and end at Quarry Lakes. The 10K and the half marathon use the Alameda Creek Trail and include sections of the Western Pacific Trail, a route that was used in the 1800s to transport gravel for the western section of the Transcontinental Railroad. Trails are primarily dirt fire roads, with sections of gravel and a short paved segment. The course is described as mostly flat.
Distances offered:
- Half marathon
- 10K
- 5K
Additional event features listed include free race photos, volunteer opportunities, and race sponsors. Results and event photos are published after the race. Visit the organization's website for the most recent information.