Trione-Annadel State Park

Sonoma · California Department of Parks and Recreation

PLAN YOUR VISIT

The practical details.

Managing agency: California Department of Parks and Recreation
Telephone: (707) 539-3911
Hours: 8 A.M. to Sunset Every Day No overnight use

We have not yet verified entry fees, accessibility details. Confirm these with the managing agency before traveling.

Check notice timestamps and official updates. Conditions can change between source checks.

About Trione-Annadel State Park

Trione-Annadel State Park is listed in official public-land records for Sonoma, California and is managed by California Department of Parks and Recreation. Our research into visitor facilities is ongoing. Check the managing agency’s information for public entrances, permitted activities, and current access.

Activities & facilities

Recorded from park sources. Availability and restrictions may vary by season or visitor area.

Find your way.

Loading map…

Map points represent park land, not verified visitor entrances. Follow the managing agency’s entrance directions. Tiles © OpenStreetMap contributors.

This point represents park land, and may not be a public entrance. Follow official entrance directions.

Official visitor information & directions ↗

Sources & verification

Park facts and notices are checked separately. Missing facility information does not mean a facility is absent. Official visitor page checked Oct 20, 2026.