Hello! I'm Outgoing.I help make life more interesting.
Hello! I'm Outgoing.I help make life more interesting.
This event is in the past.It took place on April 18, 2026 at Spring Lake Park.
Track
TrackTrail races through the gorgeous rolling hills of Trione-Annadel State Park. Choose from Half Marathon, 10K, or 5K distances, all winding through oak woodlands and wildflower meadows. Post-race snacks and a finisher medal await at the finish line.
trail running
outdoor race
beginner-friendly
family-friendly
Tips
🪙bring quarters for hot showers
🫐blackberry bushes along the trail in season
Annadel Half Marathon, 10k and 5k
Santa Rosa
TrackTrackTrail races through the gorgeous rolling hills of Trione-Annadel State Park. Choose from Half Marathon, 10K, or 5K distances, all winding through oak woodlands and wildflower meadows. Post-race snacks and a finisher medal await at the finish line.
trail running
outdoor race
beginner-friendly
family-friendly
Tips
🪙bring quarters for hot showers
🫐blackberry bushes along the trail in season
Make it an outing
Add nearby spots before or after your event