Schedule Subject to Change.
Location: Healdsburg Running Company (HRC), Healdsburg
Location: Race Venue – Lake Sonoma Visitor Center
Location: Race Venue – Lake Sonoma Visitor Center
Location: Coyote Sonoma, Healdsburg
Presenting Sponsor
Lake Sonoma 50, Marathon and Trail Sisters Half Marathon are owned and operated by Trail Sisters LLC. All Rights Reserved © 2025