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North Bay · Civic leadership

Sonoma County

Who represents Sonoma County: the county's elected officials, every city council, and the state and federal seats that cover it.

Recent updates

  1. Ballots are in the mail and early voting has begun Counties began mailing ballots, and early voting sites and drop boxes opened. Register by October 19, or register and vote the same day through Election Day, November 3. California Secretary of State, key dates and deadlines
  2. The Secretary of State certifies the candidates for November 3 The certified list names the candidates for every state and federal contest on the ballot, including the new congressional districts approved by voters in November 2025. California Secretary of State, Certified List of Candidates
  3. Sonoma County: two open supervisor seats go to November runoffs District 2 (David Rabbitt's seat) and District 4 (James Gore's seat) each go to a two-candidate runoff on November 3. Sonoma County Registrar of Voters, June 2, 2026, canvass by district
  4. Voters approve Proposition 50, redrawing California's congressional districts The new districts are used on the 2026 ballot and take effect January 3, 2027. Members of Congress serve out their current terms under the old lines. California Secretary of State, Statement of Vote, November 4, 2025, special election
  5. Christopher Cabaldon files to run for State Senate, District 3 in 2028 Christopher Cabaldon (Democratic) filed a statement of intention (Form 501) with the Secretary of State. A filing is a statement of intent, not a place on the ballot. Cal-Access
Map of Sonoma County with its boundary outlined
Boundary from the U.S. Census Bureau (TIGER), on Google Maps. Open in Google Maps

Sonoma County at a glance

485,040
Population
42.9
Median age
30.0%
Hispanic or Latino
16.8%
Born outside the U.S.
$104,674
Median household income
8.9%
Below the poverty line

9 incorporated cities and towns. 26 seats here are on the Nov. 3 ballot. See the Sonoma County ballot.

County government

OfficeOfficeholderTerm endsNext election
County Supervisor, District 1 Rebecca Hermosillo Jan. 2029 Next election March 7, 2028
County Supervisor, District 2 David Rabbitt Jan. 2027 Not running; seat on the Nov. 3 ballot
County Supervisor, District 3 Chris Coursey Jan. 2029 Next election March 7, 2028
County Supervisor, District 4 James Gore Jan. 2027 Not running; seat on the Nov. 3 ballot
County Supervisor, District 5 Lynda Hopkins Jan. 2029 Next election March 7, 2028
Sheriff-Coroner Eddie Engram Jan. 2029 Next election March 7, 2028
District Attorney Carla Rodriguez Jan. 2029 Next election March 7, 2028
County Clerk-Recorder-Assessor Deva Marie Proto Jan. 2027 Deva Marie Proto (unopposed, 114,409 votes) elected June 2, 2026; takes office next term
Auditor-Controller-Treasurer-Tax Collector Erick Roeser Jan. 2027 Amanda Ruch (unopposed, 114,235 votes) elected June 2, 2026; takes office next term
County Superintendent of SchoolsCounty Office of Education Amie R. Carter Jan. 2027 Amie Carter (unopposed, 109,285 votes) elected June 2, 2026; takes office next term
Trustee, Trustee Area 1 (Southeast County)County Board of Education Gina Cuclis Dec. 2028 Next election Nov. 7, 2028
Trustee, Trustee Area 2 (Southwest County)County Board of Education Peter Kostas Dec. 2026 Not running; seat on the Nov. 3 ballot
Trustee, Trustee Area 3 (Central County)County Board of Education Mary Watts Dec. 2028 Next election Nov. 7, 2028
Trustee, Trustee Area 4 (Northeast County)County Board of Education Steve Herrington Dec. 2026 Next election Nov. 3, 2026
Trustee, Trustee Area 5 (Northwest County)County Board of Education Herman G. Hernandez Dec. 2028 Next election Nov. 7, 2028
Registrar of Voters Evelyn T. Mendez

Cities and towns

CityPopulationHispanic or Latino Median household incomeBelow poverty lineMedian ageMayor
Cloverdale8,88637.5% $117,1774.1%45.2 Brian Wheeler
Cotati7,48920.7% $110,7508.2%38.5 Sylvia Lemus
Healdsburg11,24335.9% $103,55411.6%44.6 Chris Herrod
Petaluma59,24721.7% $115,4306.5%45.3 Kevin McDonnell
Rohnert Park44,57532.8% $99,27310.5%35.3 Emily Sanborn
Santa Rosa177,09037.4% $99,0609.7%41.2 Mark Stapp
Sebastopol7,44515.8% $87,6848.7%49.1 Jill McLewis
Sonoma10,67012.5% $98,52710.4%57.3 Ron Wellander
Windsor26,08132.9% $133,9795.9%42.7 Rosa Reynoza

Figures: American Community Survey 2020-2024 5-year estimates. Open a city for its mayor and council.

CloverdalePopulation 8,886 · Mayor Brian Wheeler

Council elected at large; mayor chosen by the council. City website · Council page

OfficeOfficeholderTerm endsNext election
Mayor Brian Wheeler Dec. 2026 Not running
Councilmember Brian Wheeler Dec. 2026 Not running; seat on the Nov. 3 ballot
Councilmember Marjorie A. Morgenstern Dec. 2026 On the Nov. 3 ballot
Councilmember Andrés Marquez Dec. 2026 Appointed; on the Nov. 3 ballot
Councilmember Todd Lands Dec. 2028 Next election Nov. 7, 2028
Councilmember Mark Laskey Dec. 2028 Next election Nov. 7, 2028
City Treasurer-Finance Officer Vacant Vacant; on the Nov. 3 ballot
CotatiPopulation 7,489 · Mayor Sylvia Lemus

Council elected at large; mayor chosen by the council. City website · Council page

OfficeOfficeholderTerm endsNext election
Mayor Sylvia Lemus Dec. 2026 Running for Sonoma County Supervisor, District 2
Councilmember Sylvia Lemus Dec. 2026 Running for Sonoma County Supervisor, District 2
Councilmember John T. Savage Dec. 2026 Not running
Councilmember Susan Harvey Dec. 2028 Next election Nov. 7, 2028
Councilmember Ben Ford Dec. 2028 Next election Nov. 7, 2028
Councilmember Laura Sparks Dec. 2028 Next election Nov. 7, 2028
HealdsburgPopulation 11,243 · Mayor Chris Herrod

Council elected by district; mayor chosen by the council. City website · Council page

OfficeOfficeholderTerm endsNext election
Mayor Chris Herrod Dec. 2026 Next election Jan. 2027
Councilmember, District 2 Vacant Vacant; on the Nov. 3 ballot
Councilmember, District 4 Vacant Vacant; on the Nov. 3 ballot
Councilmember Chris Herrod Dec. 2026 On the Nov. 3 ballot
Councilmember Evelyn Mitchell Dec. 2026 Not running
Councilmember Ron Edwards Dec. 2028 Next election Nov. 7, 2028
Councilmember David Hagele Dec. 2028 Next election Nov. 7, 2028
Councilmember Ariel Kelley Dec. 2028 Next election Nov. 7, 2028
PetalumaPopulation 59,247 · Mayor Kevin McDonnell

Council elected mixed; mayor elected directly. City website · Council page

OfficeOfficeholderTerm endsNext election
Mayor Kevin McDonnell Dec. 2026 On the Nov. 3 ballot
Councilmember, District 1 Janice Cader Thompson Dec. 2026 On the Nov. 3 ballot
Councilmember, District 2 John Shribbs Dec. 2026 On the Nov. 3 ballot
Councilmember, District 3 Karen Nau Dec. 2026 On the Nov. 3 ballot
Councilmember, District 4 Frank Quint Dec. 2028 Next election Nov. 7, 2028
Councilmember, District 5 Alex DeCarli Dec. 2028 Next election Nov. 7, 2028
Councilmember, District 6 Brian Barnacle Dec. 2028 Next election Nov. 7, 2028
Rohnert ParkPopulation 44,575 · Mayor Emily Sanborn

Council elected by district; mayor chosen by the council. City website · Council page

OfficeOfficeholderTerm endsNext election
Mayor Emily Sanborn Dec. 2026 Not running
Councilmember, District 1 Samantha Rodriguez Dec. 2028 Next election Nov. 7, 2028
Councilmember, District 2 Emily Sanborn Dec. 2026 Not running; seat on the Nov. 3 ballot
Councilmember, District 3 Gerard Giudice Dec. 2028 Next election Nov. 7, 2028
Councilmember, District 4 Jackie Elward Dec. 2028 Running for State Assembly, District 12
Councilmember, District 5 Susan Hollingsworth Adams Dec. 2026 On the Nov. 3 ballot
Santa RosaPopulation 177,090 · Mayor Mark Stapp

Council elected by district; mayor chosen by the council. City website · Council page

OfficeOfficeholderTerm endsNext election
Mayor Mark Stapp Dec. 2026 Next election Dec. 2026
Councilmember, District 1 Eddie Alvarez Dec. 2028 Next election Nov. 7, 2028
Councilmember, District 2 Mark Stapp Dec. 2026 On the Nov. 3 ballot
Councilmember, District 3 Dianna MacDonald Dec. 2028 Next election Nov. 7, 2028
Councilmember, District 4 Victoria Fleming Dec. 2026 Not running; seat on the Nov. 3 ballot
Councilmember, District 5 Caroline Bañuelos Dec. 2028 Next election Nov. 7, 2028
Councilmember, District 6 Jeff Okrepkie Dec. 2026 On the Nov. 3 ballot
Councilmember, District 7 Natalie Rogers Dec. 2028 Next election Nov. 7, 2028
SebastopolPopulation 7,445 · Mayor Jill McLewis

Council elected at large; mayor chosen by the council. City website · Council page

OfficeOfficeholderTerm endsNext election
Mayor Jill McLewis Dec. 2026 Next election Dec. 2026
Councilmember Jill McLewis Dec. 2026 On the Nov. 3 ballot
Councilmember Sandra Maurer Dec. 2026 On the Nov. 3 ballot
Councilmember Stephen Zollman Dec. 2026 Not running; seat on the Nov. 3 ballot
Councilmember Phill Carter Dec. 2028 Next election Nov. 7, 2028
Councilmember Neysa Hinton Dec. 2028 Next election Nov. 7, 2028
SonomaPopulation 10,670 · Mayor Ron Wellander

Council elected by district; mayor chosen by the council. City website · Council page

OfficeOfficeholderTerm endsNext election
Mayor Ron Wellander Dec. 2026 Next election Dec. 2026
Councilmember, District 1 Vacant Vacant; on the Nov. 3 ballot
Councilmember Ron Wellander Dec. 2026 Next election Dec. 2026
Councilmember John Gurney Dec. 2026 Next election Dec. 2026
Councilmember Patricia Farrar-Rivas Dec. 2026 Not running
Councilmember Sandra Lowe Dec. 2028 Next election Nov. 7, 2028
Councilmember Jack Ding Dec. 2028 Next election Nov. 7, 2028
WindsorPopulation 26,081 · Mayor Rosa Reynoza

Council elected mixed; mayor elected directly. City website · Council page

OfficeOfficeholderTerm endsNext election
Mayor Rosa Reynoza Dec. 2026 Not running; seat on the Nov. 3 ballot
Councilmember, District 1 Mike Wall Dec. 2026 Not running; seat on the Nov. 3 ballot
Councilmember, District 2 Sam Salmon Dec. 2028 Next election Nov. 7, 2028
Councilmember, District 3 J. B. Leep Dec. 2028 Next election Nov. 7, 2028
Councilmember, District 4 Tanya Potter Dec. 2026 Running for Mayor, Town of Windsor

Unincorporated communities (governed by the county): Larkfield-Wikiup (8,765), Boyes Hot Springs (7,247), Guerneville (4,100), Forestville (3,717), El Verano (3,443), Fetters Hot Springs-Agua Caliente (3,347), Sonoma State University (2,210), Penngrove (2,119), Graton (1,806), Temelec (1,628), Eldridge (1,379), Sea Ranch (1,287), Occidental (1,225), Bodega Bay (1,139), Glen Ellen (1,078), Kenwood (1,028), Monte Rio (876), Petaluma Center (763), Geyserville (672), Cazadero (483), Fulton (453), Bloomfield (324), Timber Cove (199), Bodega (134), Sereno del Mar (101), Carmet (85), Salmon Creek (40), Jenner (18).

State

Statewide officers serve all of California; legislators listed here represent districts that include part of Sonoma County.

OfficeOfficeholderTerm endsNext election
Governor of CaliforniaStatewide constitutional office Gavin Newsom Democratic Jan. 2027 Termed out; seat on the Nov. 3 ballot
Lieutenant Governor of CaliforniaStatewide constitutional office Eleni Kounalakis Democratic Jan. 2027 Running for State Treasurer
Attorney General of CaliforniaStatewide constitutional office Rob Bonta Democratic Jan. 2027 On the Nov. 3 ballot
Secretary of State of CaliforniaStatewide constitutional office Shirley N. Weber Democratic Jan. 2027 On the Nov. 3 ballot
Controller of CaliforniaStatewide constitutional office Malia M. Cohen Democratic Jan. 2027 On the Nov. 3 ballot
Treasurer of CaliforniaStatewide constitutional office Fiona Ma Democratic Jan. 2027 Running for Lieutenant Governor
Insurance Commissioner of CaliforniaStatewide constitutional office Ricardo Lara Democratic Jan. 2027 Termed out; seat on the Nov. 3 ballot
Superintendent of Public Instruction of CaliforniaStatewide constitutional office Tony Thurmond Jan. 2027 Termed out; seat on the Nov. 3 ballot
Member, State Board of Equalization, District 2 Sally J. Lieber Democratic Jan. 2027 On the Nov. 3 ballot
State Senator, District 2California State Senate Mike McGuire Democratic Dec. 2026 Termed out; seat on the Nov. 3 ballot
State Senator, District 3California State Senate Christopher Cabaldon Democratic Dec. 2028 Next election Nov. 7, 2028
Assemblymember, District 2California State Assembly Chris Rogers Democratic Dec. 2026 On the Nov. 3 ballot
Assemblymember, District 4California State Assembly Cecilia Aguiar-Curry Democratic Dec. 2026 On the Nov. 3 ballot
Assemblymember, District 12California State Assembly Damon Connolly Democratic Dec. 2026 Running for California State Senate, District 2

Federal

OfficeOfficeholderTerm endsNext election
U.S. Senator for CaliforniaU.S. Senate Adam Schiff Democratic Jan. 3, 2031 Next election Nov. 5, 2030
U.S. Senator for CaliforniaU.S. Senate Alex Padilla Democratic Jan. 3, 2029 Next election Nov. 7, 2028
U.S. Representative, California District 2U.S. House of Representatives Jared Huffman Democratic Jan. 3, 2027 On the Nov. 3 ballot
U.S. Representative, California District 4U.S. House of Representatives Mike Thompson Democratic Jan. 3, 2027 On the Nov. 3 ballot

Sonoma County in Census figures

485,040
Population
190,998
Households
42.9
Median age
30.0%
Hispanic or Latino
16.8%
Born outside the U.S.
21.0%
Speak Spanish at home
$104,674
Median household income
$56,640
Per capita income
8.9%
Below the poverty line
38.5%
Bachelor's degree or higher
5.7%
Unemployment rate
62.6%
Homes occupied by owners
$815,500
Median home value
$2,158
Median gross rent
488,863
2020 Census count
Race and ethnicity
  • Hispanic or Latino 30.0%
  • White 57.9%
  • Asian 4.3%
  • Black 1.5%
  • Other or multiracial 6.2%

Hispanic or Latino people may be of any race; the other groups count people who are not Hispanic.

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