Grizzly Peak Trail Run

The Grizzly Peak Trail Run is full of variety. Participants can choose from 50K, full marathon, 30K, half marathon, 10K and Kids’ race. A great race for anyone who loves a challenge, so bring your fellow runners.

To find more races, check out our complete USA Running Calendar.

Race Info

The time limit for all events is 9 hours. The distance will be marked with tape approximately every 200 yards and will be color-coded. There will also be blue ribbons hung at critical sections indicating the wrong path.

Headphones are only permitted on sections of unpaved roads. Participants shouldn’t wear headphones on single track trails, when crossing paved roads, when getting help at aid stations or crossing the finish line. Dogs are not allowed on the course.

Fully-stocked aid stations will be located every 3-4 miles, with fresh fruit, salty snacks, a variety of candy, water and a sports drink waiting for participants. There will no longer be pre-filled cups at the aid stations. 

All pre-registered participants will receive T-shirts. All finishers will get a medal and 50K finishers will receive a coaster. The top 3 men and women on each course will receive an award. The top 3 finishers in each age group will receive award medals.

Race Date

May 10, 2025.

Location

Lake Anza – Tilden Regional Park
Lake Anza Rd Berkeley, CA US 94708

Directions

Distances

  • 50K
  • Full marathon (13.1 miles)
  • 30K
  • Half marathon (13.1 miles)
  • 10K
  • Kid’s Run

Starting Time

  • 7:50 AM – Kid’s Run
  • 8:00 AM – 50K, marathon, 30K, half marathon
  • 8:30 AM – 10K

Entry Fees

  • $85 and up – 50K
  • $75 and up – full marathon
  • $69 and up – 30K
  • $64 and up – half marathon
  • $54 and up – 10K
  • $0 and up – Kid’s Run

Course Map

Registration

To join the Grizzly Peak Trail Run, register online at runsignup.com.

Official Race Website

Additional race information can be found at runsignup.com.

Social Media

If you are looking for more information about the race, follow it on Facebook.

Video

Related Events

If you’re looking for more races like this, have a look at our Ultra Marathons Calendar. You may also like to participate in other races in May.

More races in California: 5K10KHalf MarathonsMarathonsUltra Marathons, 50K, 50M, 100K, 100M

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