City Offices Closed – Labor Day SepSeptember 7 2020 All day Share Facebook Twitter Email Sonoma City Offices will be closed Monday, September 7, 2020, in observance of Labor Day. More upcoming events Tuesday Night Market May 20, 2025 City Council Meeting May 21, 2025 City Council Workshop Scheduled to Review the City’s FY 25/26 Proposed Budget May 22, 2025 City Offices Closed – Memorial Day May 26, 2025 67th Annual Memorial Day Observance & All-American Picnic May 26, 2025 All events »