Sonoma City Offices Closed Monday, January 17th Posted on January 11, 2022 City of Sonoma offices will be closed Monday, January 17, 2022, in honor of Martin Luther King Day. Recent news Draft Noise Element Available for Review Friday, June 20, 2025 Posted on June 18, 2025 Tree Maintenance Project at the Sonoma Plaza Starting June 23, 2025 Posted on June 18, 2025 Planning Commission to Consider Design Review Ordinance Changes Posted on June 13, 2025 TRAFFIC ADVISORY: Paving Work Scheduled Near Hummingbird Cottages Development Posted on June 13, 2025 City Offices Closed June 19 in Observance of Juneteenth Posted on June 11, 2025 All news ยป