Presidents Day Holiday FebFebruary 19 2018 All day Share Facebook Twitter Email More upcoming events City Offices Closed – Juneteenth June 19, 2025 Porsches on the Plaza June 21, 2025 Sonoma Sundays in the Plaza with Music In Place June 22, 2025 Tuesday Night Market June 24, 2025 Sonoma Sundays in the Plaza with Music In Place June 29, 2025 All events ยป