Columbus Day Holiday, City Offices Closed OctOctober 14 2019 All day Share Facebook Twitter Email Add to calendar 2019-10-14 00:00:00 2019-10-14 23:59:59 America/Los_Angeles Columbus Day Holiday, City Offices Closed More upcoming events Music in Place Friday Noon Concert Series August 12, 2022 Annual Zucchini Races Presented by Sonoma’s Tuesday Night Market & Sonoma Raceway August 16, 2022 Sonoma’s Tuesday Night Market 2022 August 16, 2022 Music in Place Friday Noon Concert Series August 19, 2022 Free Family Bike Workshop on the Sonoma Plaza August 20, 2022 All events »