• Sonoma County Voting

    March 2, 2021 - Election Calendar

March 2, 2021
Timeline Calendar

Special Election

Start DateDeadlineEvent
12/2/2020 Within 24 Hours 24 Hour Campaign Finance Reporting Period ($1,000 or more)
12/4/2020 Consolidation deadline, measures
12/4/2020 Tax rate statements deadline, bond measures
12/7/2020Measure letter assignment
12/9/2020 Deadline to amend/withdraw measure
12/11/2020 Argument deadline
12/11/2020 Impartial analysis due
12/18/2020 Rebuttal deadline
(only if opposing arguments are filed)
1/1/2021Military/Overseas 60 Day Ballots
1/21/2021Deadline for 1st Pre-Election Campaign Finance Statement (1/1/2021 through 1/16/2021)
1/21/2021First day County Voter Information Guides may be mailed
2/1/2021Voting by mail opens (VBM)
 2/14/20213/2/2021 County of Sonoma 24-Hour Campaign Finance Reporting Period ($500 or more) 
2/15/2021*Regular Registration deadline
 2/17/2021 3/2/2021Conditional (a.k.a. late) voter registration 
2/16/2021First day to process vote by mail ballots
 2/18/2021 Deadline for 2nd Pre-Election Campaign Finance Statement (1/17/2021 through 2/13/2021)
2/23/2021Deadline to request VBM ballots by mail
3/2/2021Election Day (7a.m. to 8p.m.)
3/5/2021Last day to receive VBM ballot postmarked
no later than 3/2/2020
4/1/2021Deadline to certify election results

*For these dates that fall on a Saturday, Sunday or holiday, use the next regular business day for transactions. County holidays during this period include: December 25, 2020 (Christmas Day); January 1, 2021 (New Year’s Day); January 18, 2021 (Martin Luther King Jr. Day); February 12, 2021 (Lincoln’s Birthday); February 15, 2021 (Presidents’ Day); March 31, 2021 (César Chávez Day).

Contact Information

Deva Marie Proto

County Clerk-Recorder-Assessor-Registrar of Voters

Business Hours
Monday – Friday
8:00 AM – 5:00 PM


Registrar of Voters

435 Fiscal Drive

Santa Rosa, CA 95403
38.4657357, -122.7251823
Mailing Address
PO Box 11485
Santa Rosa, CA 95406-1485
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