San Mateo County Board of Supervisors
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The San Mateo County Board of Supervisors is the five-member elected body that supervises the operation of San Mateo County, California. Board members represent one of five districts of roughly equal population within the county, elected, since a 2012 charter change, only by voters in their own district.[1] The current board members are Jackie Speier (District 1), Noelia Corzo (District 2), Ray Mueller (District 3), Lisa Gauthier (District 4), and David Canepa (District 5).
since 2026
since 2026
San Mateo County Board of Supervisors | |
|---|---|
| |
| Type | |
| Type | |
Term limits | 3 terms (12 years) |
| Leadership | |
President | Noelia Corzo since 2026 |
Vice President | Ray Mueller since 2026 |
Supervisor, First District | Jackie Speier since 2025 |
Supervisor, Second District | Noelia Corzo since 2023 |
Supervisor, Third District | Ray Mueller since 2023 |
Supervisor, Fourth District | Lisa Gauthier since 2025 |
Supervisor, Fifth District | David Canepa since 2017 |
| Structure | |
| Seats | 5 |
Political groups | Officially nonpartisan
|
Length of term | 4 years, three term limit |
| Elections | |
| Two-round system | |
Last election | November 5, 2024 |
Next election | TBD |
| Website | |
| https://www.smcgov.org/bos | |
Election results
2010
2011
An all-mail-ballot special election was held to fill the vacancy created when Supervisor Mark Church resigned to assume office as San Mateo County Chief Elections Officer & Assessor-County Clerk-Recorder on January 3, 2011.[4] The six candidates were San Mateo Union High School District Board President Dave Pine, San Mateo County Community College District Board of Trustees President Richard Holober, Millbrae City Council member Gina Papan, Burlingame Mayor Terry Nagel, retired aerospace engineer Demetrios Nikas, and victim advocate Michael Stogner.
2012
Warren Slocum replaced termed-out District 4 Supervisor Rose Jacobs Gibson in January 2013 in the last at-large vote for Supervisor due to the passage of Measure B, mandating supervisorial elections by voters of the same district.
2022
Both District 2 Supervisor Carole Groom and District 3 Supervisor Don Horsley were termed out. San Mateo-Foster City School District Trustee Noelia Corzo beat Belmont City Councilmember Charles Stone to replace Groom and Menlo Park City Councilmember Ray Mueller beat San Carlos City Councilmember Laura Parmer-Lohan to replace Horsley.
2024
District 5 Supervisor David Canepa is up for reelection to his third term and both District 1 Supervisor Dave Pine and District 4 Supervisor Warren Slocum are term limited.
District 1
The incumbent is Dave Pine, who has represented the district since 2011 and was re-elected in 2020.[10] He is term limited in 2024.[11]
Candidates
Declared
- Jackie Speier, former U.S. Representative from California's 14th congressional district (2008-2023), former member of the California State Senate (1998- 2006), former member of the California State Assembly (1986-1996), former member of the San Mateo County Board of Supervisors (1980-1986)[12]
Withdrew
Potential
Declined
- Irving Torres, housing advocate[15]
District 4
The incumbent is Warren Slocum, who has represented the district since 2013 and was re-elected in 2020.[10]
Candidates
Declared
- Lisa Gauthier, East Palo Alto city councilmember[13]
Potential
- Ian Bain, former Redwood City city councilmember[13]
- Paul Bocanegra, juvenile justice advocate[13]
- Drew Combs, Menlo Park city councilmember[13]
- Antonio Lopez, East Palo Alto city councilmember[13]
- Shelly Masur, former Redwood City city councilmember and candidate for state senate in 2020[16]
- Cecilia Taylor, Menlo Park city councilmember[13]
Declined
- Alicia Aguirre, Redwood City city councilmember[13]
- Giselle Hale, former Redwood City city councilmember[13]
District 5
The incumbent is David Canepa, who has represented the district since 2017 and was re-elected in 2020.[10]
Candidates
Declared
- David Canepa, incumbent Supervisor[17]