This event is in the past.It took place on May 9, 2026 at Shell Ridge Open Space.
Track
TrackLace up for a trail run that actually matters. The Ridge-to-Ridge Challenge mixes a scenic 5K through Shell Ridge with a puzzle scavenger hunt and guided nature walks, all supporting high schoolers tackling climate issues in Contra Costa County.
Trail running
Youth-led climate action
Family-friendly fundraiser
Scenic Bay Area views
Tips
🥾bring sun protection, limited shade
🚗arrive early for closest parking
🌅sunrise and sunset views are stunning
Ridge-to-Ridge Challenge
Walnut Creek
TrackTrackLace up for a trail run that actually matters. The Ridge-to-Ridge Challenge mixes a scenic 5K through Shell Ridge with a puzzle scavenger hunt and guided nature walks, all supporting high schoolers tackling climate issues in Contra Costa County.
Trail running
Youth-led climate action
Family-friendly fundraiser
Scenic Bay Area views
Tips
🥾bring sun protection, limited shade
🚗arrive early for closest parking
🌅sunrise and sunset views are stunning
Make it an outing
Add nearby spots before or after your event