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County of Sonoma

County of Sonoma - Events

County Calendar

Showing 1 - 10 of 212 upcoming events


Canceled | Board of Zoning Adjustments Meeting

August 28, 2025 | 1:00 p.m. | Permit Sonoma

Hearing for the Board of Zoning Adjustments, part of the Sonoma County Planning Agency, discussing applications for Use Permits, Zoning Variances, and Coastal Development Permits.


Wildfire Risk Reduction Workshop | Lower Russian River

August 28, 2025 | 6:00 - 7:00 p.m. | Permit Sonoma | Zoom Meeting

These engaging sessions will empower you with the tools and resources to reduce wildfire risk around your home and neighborhood. You’ll also learn about our free Wildfire Risk Assessments, understand new building and insurance requirements, and about simple, effective steps to harden your home, improve defensible space, and protect what matters most.


Nature Hike: Mark West Creek

August 29, 2025 | 9:30 a.m. - 12:00 p.m. | Sonoma County Regional Parks | Mark West Creek Regional Park and Preserve

Explore and learn about Sonoma County ecosystems.



International Overdose Awareness Day

August 30, 2025 | 1:00 - 4:00 p.m. | Department of Health Services

The Sonoma County Department of Health Services and Face to Face invite you to join us for a vigil, art installation, speakers, Narcan training and educational resources Saturday, August 31, from 6-9pm at 1430 Neotomas Ave., Santa Rosa. This event is free but registration would be helpful.


Holiday Closure: Labor Day 2025

September 1, 2025 | 12:00 a.m. - 11:59 p.m. | County of Sonoma

Most Sonoma County Offices closed


Environmental Review Committee Meeting

September 2, 2025 | 9:00 a.m. | Permit Sonoma

The function of the Environmental Review Committee (ERC) is to review public projects in accordance with the California Environmental Quality Act (CEQA) to determine whether a Mitigated Negative Declaration or an Environmental Impact Report is required.


Senior Saunter

September 2, 2025 | 10:00 a.m. - 12:00 p.m. | Sonoma County Regional Parks | Coastal Prairie Trail

Senior Saunters are low-impact hikes designed to connect older adults with beautiful parks and each other.


Canceled | Landmarks Commission Meeting

September 2, 2025 | 3:00 p.m. | Permit Sonoma

The Landmarks Commission designates historic landmarks, reviews development proposals involving historic properties, and administers an historic resources preservation program. The Landmarks Commission meets the 1st Tuesday of each month (and as needed).