Marin County March 7, 2023 Special Election - ALL Vote Center Locations Open. Tuesday, March 7, 2023 7:00 AM 8:00 PM 07:00 20:00 Marin County USA (map) Google Calendar ICS MARIN COUNTY MARCH 7, 2023 SPECIAL ELECTIONALL Vote Center Locations Open - Locations & Hours HereOfficial Ballot Drop Box Locations & Hours HereLearn more about this election HERE