Located southeast of the City of Petaluma, this 1,769-acre park consists of an historic farm, grasslands, wetlands, ponds, and a seasonal freshwater lake, as well as a wealth of historical and cultural resources that span 8,000 years of human activity on the land. To obtain gate access cards for the park, users must first complete a mandatory free orientation and obtain a day-use permit. Check the Regional Parks website for information on permit orientations. Permit holders may use the park for hiking, biking, horseback riding, on approximately 8 miles of paths and trails. Elevation ranges from 200 to 800 feet, providing spectacular views of Mounts Diablo, Tamalpais, and St. Helena, the Sonoma Mountain Range, and the Petaluma River Basin.
Oak woodlands, grasslands, meadows, wetlands, oaks, pines, maples, wildflowers, lakes, ponds, views
In order to access this park, you must complete a mandatory free orientation offered by Sonoma County Regional Parks.
Download the Official Tolay Lake Regional Park Map (PDF)
Map credit: Sonoma County Regional Parks