Election results for 1997-2009 are expected to be published in May, 2025.
For legacy reports and formats please visit our Past Election Results Archive.

Diddo Ruth Clark (D)

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Victories

Won 0 out of 1 generals.
Won 0 out of 4 primaries.
Won 0 out of 5 total contests.

Diddo Ruth Clark (D)

Past Contests

Date Stage Office District Candidates
2024Mar 5 Democratic Primary County Central Committee District 2
Marisol Rubio and 7 others ran (top 6 advance). Candidates »
Candidate Votes %
Marisol Rubio
 22,369 17.8%
Sarah G. Butler
 19,368 15.4%
Renee Zeimer
 17,870 14.3%
Susan Hildreth
 17,675 14.1%
Katie Ricklefs
 15,560 12.4%
Brodie Hilp
 12,166 9.7%
Alexandria Marisol Rubio-Talavera
 12,106 9.7%
Diddo Ruth Clark
 8,303 6.6%
Total Votes Cast 125,417  
Overvotes/Undervotes 85,379  
Total Ballots Cast 40,038  
Registered Voters 168,734  
See Details for this Contest »
2020Mar 3 Primary Election County Central Committee District 2
Renée Zeimer and 7 others ran (top 6 advance). Candidates »
Candidate Votes %
Renée Zeimer
Democratic
 25,035 15.6%
Sarah G. Butler
Democratic
 24,826 15.5%
Katie Ricklefs
Democratic
 24,606 15.4%
Susan H. Hildreth
Democratic
 24,505 15.3%
Diddo Ruth Clark
Democratic
 24,186 15.1%
Brodie Hilp
Democratic
 22,077 13.8%
Eric Fackrell
Democratic
 10,033 6.3%
Connor O'Neill
Democratic
 4,855 3.0%
Total Votes Cast 160,123  
Total Ballots Cast 50,237  
Registered Voters 157,281  
See Details for this Contest »
2018Nov 6 General Election County Board of Education Member Contra Costa District Trustee Area 2
Sarah G. Butler ran (68%) against Diddo Ruth Clark. Candidates »
Candidate Votes %
Sarah G. Butler
 57,178 68.0%
Diddo Ruth Clark
 26,856 32.0%
Total Votes Cast 84,034  
Overvotes/Undervotes 26,887  
Total Ballots Cast 110,921  
Registered Voters 147,020  
See Details for this Contest »
2012Jun 5 Democratic Primary County Central Committee District 2
Carolyn Ruth Phinney and 7 others ran (top 5 advance). Candidates »
Candidate Votes %
Carolyn Ruth Phinney
 10,551 19.9%
Diddo Ruth Clark
 8,865 16.8%
Jim Donnelly
 8,325 15.7%
Sarah Genn Butler
 6,927 13.1%
Rao N. Kaza
 5,399 10.2%
John D. Hall
 5,319 10.1%
Brodie Hilp
 4,215 8.0%
Ellis Goldberg
 3,200 6.0%
Write-In
 138 0.3%
Total Votes Cast 52,939  
Total Ballots Cast 54,972  
Registered Voters 131,836  
See Details for this Contest »
2010Jun 8 Democratic Primary County Central Committee District 2
Diddo Ruth Clark and 5 others ran (top 5 advance). Candidates »
Candidate Votes %
Diddo Ruth Clark
 11,852 19.2%
Carolyn R. Phinney
 11,836 19.1%
Maria L. Alegria
 10,896 17.6%
Leon Raymond Sloan
 10,048 16.2%
Richard "Rich" Verrilli
 9,969 16.1%
John D. Hall
 7,048 11.4%
Write-In
 255 0.4%
Total Votes Cast 61,904  
Total Ballots Cast 52,548  
Registered Voters 115,961  
See Details for this Contest »