Berkeley Trail Adventure

Event Details

Date: Saturday, September 13, 2025

Location: Lake Anza Road, Berkeley, CA

Distances: 50K, 35K, Half Marathon, 10K

The Berkeley Trail Adventure brings participants through the beautiful terrain of Tilden Regional Park, showcasing stunning views of the bay and Golden Gate Bridge. This event includes well-stocked aid stations and an 8.5-hour time limit for the 50K distance.

Schedule

• Early Bib Pickup: Friday, September 12, 2025, from 4:00 PM to 7:00 PM
• Race Day Check-In: Saturday, September 13, 2025, from 7:30 AM to 9:15 AM

Start Times

• 50K: 8:30 AM
• 35K: 8:30 AM
• Half Marathon: 9:00 AM
• 10K: 9:15 AM

Registration Fees

• 50K - $147.27 ($157.92 after Aug 15)
• 35K - $115.32 ($125.97 after Aug 15)
• Half Marathon - $98.12 ($110.00 after Aug 15)
• 10K - $82.18 ($92.81 after Aug 15)

Volunteer Opportunities

Volunteers are essential to the success of this event. All volunteers will receive a free race T-shirt, food, and the opportunity to earn future race credits.

Special Features

• Cupless event - please bring your own reusable water bottle or cup.
• Aid stations will provide food and hydration to keep you fueled.
• Custom medals for all finishers and trophies for top performances.

Be sure to register by August 30, 2025, to guarantee your shirt and size.

For more information and to register, visit Inside Trail Racing.