Trione-Annadel State Park

Trione-Annadel State Park is a public state park in California near Santa Rosa in Sonoma County. Spanning 5,092 acres and established in 1971, this park offers a peaceful retreat into nature for visitors of all ages.

Quick Facts

Location & Getting There

Trione-Annadel State Park is located near Santa Rosa, California. The park’s coordinates are 38.4522, -122.6346.

Explore More California State Parks

Trione-Annadel State Park is one of many outstanding state parks in California. Discover more parks in our Best State Parks in California guide, or use our Park Finder to search by activity, location, or features.

Written by

State Parks Team

Editorial Team

The State Parks Team is a group of outdoor enthusiasts, researchers, and travel writers dedicated to showcasing America's state parks. Drawing on collective experience visiting parks in all 50 states, the team creates detailed guides, curated park lists, and practical tips to help visitors make the most of their state park adventures. Our mission: making America's state parks accessible and enjoyable for everyone.

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