This event is in the past.It took place on May 9, 2026 at Tilden Regional Park.
Track
TrackRace through Berkeley's wild hillside with sweeping Bay views at your back. The Grizzly Peak Trail Run winds from Lake Anza through Tilden's oak forests and open ridges, with distances from a kid-friendly 50 yards to a challenging 50K.
trail running race
Berkeley hills
multiple distances
Lake Anza start
Tips
🏃kid's 50-yard dash for ages 6 and under
🦎watch for newts on South Park Drive spring closures
📏courses measured with surveyor's wheel for accuracy
Grizzly Peak Trail Run
Orinda
TrackTrackRace through Berkeley's wild hillside with sweeping Bay views at your back. The Grizzly Peak Trail Run winds from Lake Anza through Tilden's oak forests and open ridges, with distances from a kid-friendly 50 yards to a challenging 50K.
trail running race
Berkeley hills
multiple distances
Lake Anza start
Tips
🏃kid's 50-yard dash for ages 6 and under
🦎watch for newts on South Park Drive spring closures
📏courses measured with surveyor's wheel for accuracy
Make it an outing
Add nearby spots before or after your event