San Mateo County
June 2, 2026 Statewide Direct Primary
No results found.
Voter Turnout
45.00%
Ballots Cast
201,481
Registered Voters
447,306
Source: San Mateo Registrar of Voters · Updated: 2026-06-29 13:40:53
Uncontested Races12 races with no opposition
Treasurer-Tax Collector
Sandie Arnott
Treasurer-Tax Collector
Uncontested
Coroner
Robert J Foucrault
Coroner, County of San Mateo
Uncontested
County Controller
Juan Raigoza
San Mateo County Controller
Uncontested
Board of Supervisors, District 2
Noelia Corzo
Incumbent
Uncontested
Judge of the Superior Court, Office No. 9
Rosendo Padilla
NA
Uncontested
Judge of the Superior Court, Office No. 8
Mark Alan McCannon
Incumbent
Uncontested
Judge of the Superior Court, Office No. 7
Amarra A. Lee
Incumbent
Uncontested
Judge of the Superior Court, Office No. 6
Susan M. Jakubowski
Incumbent
Uncontested
Judge of the Superior Court, Office No. 5
Elizabeth M. Hill
Incumbent
Uncontested
Judge of the Superior Court, Office No. 3
Stephanie Garratt
Incumbent
Uncontested
Judge of the Superior Court, Office No. 2
Don Franchi
Superior Court Judge
Uncontested
Judge of the Superior Court, Office No. 1
Nancy L. Fineman
Incumbent
Uncontested
Assessor-County Clerk-Recorder
Candidate
% Votes
Pct
Votes
N
David Canepa
San Mateo County Supervisor
56.20%
91,544
N
Jim Irizarry
Assistant Assessor County of San Mateo
43.80%
71,359
Member, Board of Supervisors, District 3
Candidate
% Votes
Pct
Votes
N
Ray Mueller
San Mateo County Supervisor / Educator
84.79%
39,830
N
Joaquin Jiménez
Community Organizer
15.21%
7,144
County Superintendent of Schools
Candidate
% Votes
Pct
Votes
N
Héctor Camacho Jr
Teacher / Executive Director
53.70%
86,428
N
Chelsea Bonini
Teacher / Attorney / Trustee
46.30%
74,517
Judge of the Superior Court, Office No. 4
Candidate
% Votes
Pct
Votes
N
Brian Donnellan
County of San Mateo Deputy District Attorney
78.86%
123,595
N
Jay Boyarsky
Chief Deputy District Attorney County of Santa Clara
21.14%
33,141
Ravenswood City School District
Measure A
Bond measure requiring 55% voter approval to fund school facilities and improvements
3,478 votes counted
Response
% Votes
Pct
Votes
YES
69.84%
2,429
NO
30.16%
1,049
Brisbane School District
Measure B
Parcel tax requiring 2/3 voter approval
2,264 votes counted
Response
% Votes
Pct
Votes
YES
71.73%
1,624
NO
28.27%
640
Redwood City Elementary School District
Measure C
Parcel tax requiring 2/3 voter approval
23,969 votes counted
Response
% Votes
Pct
Votes
YES
65.31%
15,654
NO
34.69%
8,315