The 2018 California State Senate elections were held on Tuesday, November 6, 2018, with the primary election being held on June 5, 2018. Voters in the 20 even-numbered districts of the California State Senate elected their representatives. The elections coincided with the elections of other offices, including for governor and the California State Assembly.

The Democratic Party gained three seats: the 12th, 14th, and 34th districts. These victories provided the Democrats with 29 seats and restored the two-thirds supermajority that they lost after the recall of Democratic state senator Josh Newman in June 2018.

Predictions SourceRankingAs of Governing | October 8, 2018

Overview 2018 California State Senate electionPrimary election — June 5, 2018 Party Votes Percentage Candidates Advancing to general Seats contesting Democratic 1,742,492 60.72% 44 23 20 Republican 1,024,099 35.68% 19 14 14 No party preference 52,485 1.83% 3 2 2 Libertarian 50,838 1.77% 4 0 0 Totals 2,869,914 100.00% 70 39 —

2018 California State Senate electionGeneral election — November 6, 2018 Party Votes Percentage Not up Contested Before After +/– Democratic 3,562,527 64.94% 15 11 26 29 3 Republican 1,742,012 31.76% 5 9 14 11 3 No party preference 181,191 3.30% 0 0 0 0 0 Totals 5,485,730 100.00% 20 20 40 40 —

District 2

The 2nd district stretches along the North Coast from the Oregon border in the north to the San Francisco Bay Area in the south. It includes all of Del Norte County, Humboldt County, Lake County, Marin County, Mendocino County, and Trinity County, as well as a majority of Sonoma County. The incumbent was Democrat Mike McGuire, who was elected with 70.0% of the vote in 2014.

Candidates Veronica Jacobi (Democratic), former Santa Rosa city councilwoman and candidate for California's 10th State Assembly district in 2014 and 2016 Mike McGuire (Democratic), incumbent state senator

Results

District 4

The 4th district encompasses the Sacramento Valley, mainly taking in rural farmland as well as Chico, and the Sacramento metropolitan area, including Carmichael, and parts of Rancho Cordova. The incumbent was Republican Jim Nielsen, who was reelected with 63.7% of the vote in 2014.

Candidates Phillip Kim (Democratic), community organizer and campaign staffer for Bernie Sanders 2016 presidential campaign Jim Nielsen (Republican), incumbent state senator Michael Worley (Democratic), Chico Area Recreation and Park District board member

Results

District 6

The 6th district is located in the core of the Sacramento metropolitan area, including the state capital of Sacramento and surrounding suburbs. The incumbent was Democrat Richard Pan, who was elected with 53.8% of the vote in 2014.

Candidates Janine DeRose (Libertarian) Eric Frame (no party preference), activist Jacob Mason (Democratic), factory worker Richard Pan (Democratic), incumbent state senator

Results

District 8

The 8th district stretches from the Sacramento suburbs to Death Valley. It encompasses most of the southern Sierra Nevada, Gold Country, and parts of the Central Valley, including parts of Fresno, Clovis, and Turlock. The incumbent was Republican Tom Berryhill, who was term-limited and could not run for reelection.

Candidates Mark Belden (no party preference), businessman Andreas Borgeas (Republican), Fresno County supervisor Paulina Miranda (Democratic), businesswoman and nominee for California's 8th State Senate district in 2014 Tom Pratt (Democratic), Vallecito Union School board member and insurance agent

Results

District 10

The 10th district is located in the southern coastal East Bay and parts of Silicon Valley, including Hayward and Milpitas. The incumbent was Democrat Bob Wieckowski, who was elected with 68.0% of the vote in 2014.

Candidates Victor G. San Vicente (Republican), real estate and mortgage broker Ali Sarsack (Libertarian), military veteran and design engineer Bob Wieckowski (Democratic), incumbent state senator

Results

District 12

The 12th district takes in the Salinas Valley and a swath of the Central Valley between Modesto and Fresno. The incumbent was Republican Anthony Cannella, who was term-limited and could not run for reelection.

Candidates Anna Caballero (Democratic), state assemblywoman for California's 30th State Assembly district, former Salinas mayor and city councilwoman Daniel Parra (Democratic), candidate for California's 21st congressional district in 2016 Rob Poythress (Republican), Madera County supervisor and former Madera mayor and city councilman Johnny Tacherra (Republican), nominee for California's 16th congressional district in 2014 and 2016

Results

District 14

The 14th district takes in parts of the southern Central Valley. It takes in heavily Latino portions of Fresno and Bakersfield, along with Delano, Hanford, and Porterville. The incumbent was Republican Andy Vidak, who was reelected with 54.1% of the vote in 2014.

Candidates Melissa Hurtado (Democratic), Sanger city councilwoman Ruben Macareno (Democratic), former chairman of Tulare County Democratic Central Committee Abigail Solis (Democratic), Earlimart School District trustee Andy Vidak (Republican), incumbent state senator

Results

District 16

The 16th district consists of the southeastern Central Valley and the High Desert. Much of the population is in the western parts of the district in the Central Valley, anchored by Bakersfield and Visalia, while the desert regions in the eastern half consist of scattered settlements, such as Barstow and Yucca Valley. The incumbent was Republican minority Senate leader Jean Fuller, who was term-limited and could not run for reelection.

Candidates Shannon Grove (Republican), former state assemblywoman for California's 34th State Assembly district Ruth Musser-Lopez (Democratic), archaeologist, former Needles city councilwoman, and nominee for California's 16th State Senate district in 2014 Gregory Tatum (Republican), church pastor

Results

District 18

The 18th district consists of the eastern San Fernando Valley, including parts of Burbank, as well as the Los Angeles neighborhoods of Northridge, Sherman Oaks, and Van Nuys. The incumbent was Democrat Robert Hertzberg, who was elected with 70.2% of the vote in 2014.

Candidates Robert Hertzberg (Democratic), incumbent state senator Rudy Melendez (Republican) Brandon Saario (Republican) Roger James Sayegh (Democratic)

Results

District 20

The 20th district encompasses parts of the Inland Empire, including Chino, Fontana, Ontario, and parts of San Bernardino. The incumbent was Democrat Connie Leyva, who was elected with 62.4% of the vote in 2014.

Candidates Paul Vincent Avila (Democratic), former Ontario city councilman Connie Leyva (Democratic), incumbent state senator Matthew Munson (Republican), inventory processor and nominee for California's 20th State Senate district in 2014

Results

District 22

The 22nd district is located in the southern coastal encompasses the San Gabriel Valley and parts of the foothills. The incumbent was Democrat Ed Hernandez, who was term-limited and could not run for reelection.

Candidates Mike Eng (Democratic), Los Angeles Community College District trustee, former assemblyman for California's 49th State Assembly district, and former mayor of Monterey Park Monica Garcia (Democratic), Baldwin Park city councilwoman Susan Rubio (Democratic), Baldwin Park city councilwoman Ruben Sierra (Democratic), union organizer

Results

District 24

The 24th district encompasses central Los Angeles and its immediate environs, including East Los Angeles, Eagle Rock, and Koreatown. The incumbent was Democratic State Senate President pro tempore Kevin de León, who was term-limited and could not run for reelection.

Candidates Peter Choi (Democratic), small business owner and nominee for California's 24th State Senate district in 2014 Maria Elena Durazo (Democratic), co-chair of AFL–CIO's immigration committee and vice-chair of Democratic National Committee

Results

District 26

The 26th district is centered around the South Bay and Westside regions. The incumbent was Democrat Ben Allen, who was elected with 60.3% of the vote in 2014.

Candidates Ben Allen (Democratic), incumbent state senator Baron Bruno (no party preference), realtor and Libertarian nominee for California's 62nd State Assembly district in 2016 Mark Matthew Herd (Libertarian), Westwood neighborhood councilman

Results

District 28

The 28th district is located in eastern Riverside County, including Cathedral City, Murrieta, Palm Springs, and Temecula. The incumbent was Republican Jeff Stone, who was elected with 53.0% of the vote in 2014.

Candidates Anna Nevenic (Democratic), registered nurse, candidate for California's 41st congressional district in 2012, and candidate for California's 28th State Senate district in 2014 Joy Silver (Democratic), affordable housing advisor Jeff Stone (Republican), incumbent state senator

Results

District 30

The 30th district is located in Los Angeles County including Culver City, Ladera Heights, Westmont and the Los Angeles neighborhoods of Crenshaw, Downtown, and Florence. The incumbent was Democrat Holly Mitchell, who was reelected with 68.8% of the vote in 2014.

Candidates Holly Mitchell (Democratic), incumbent state senator

Results

District 32

The 32nd district takes in the Gateway Cities region in southeastern Los Angeles County, as well as Buena Park. The incumbent was Democrat Tony Mendoza, who was elected with 52.3% of the vote in 2014, resigned following sexual assault allegations. However, he decided to run for election again following his resignation.

Note that the primary was held the same day as the special election to fill a vacancy in the seat. Although most of the candidates in the two contests were the same, the results were very different. Rita Topalian finished first in both races, but different candidates finished in second place. Vanessa Delgado finished in second place in the special election, but third place in the regularly scheduled primary election. She received a similar number of votes in both races, but candidate Bob Archuleta received about 54% more votes in the regularly scheduled election than he did in the special election. The different results have been attributed to the different order in which the candidates were listed on the ballot.

Candidates Bob Archuleta (Democratic), Pico Rivera city councilman Rudy Bermudez (Democratic), former assemblyman for California's 56th State Assembly district (2002–2006) and former Norwalk city councilman David Castellanos (Democratic) Vanessa Delgado (Democratic), mayor of Montebello Tony Mendoza (Democratic), former state senator for California's 32nd State Senate district Vivian Romero (Democratic), Montebello city councilwoman Vicky Santana (Democratic), vice president of Rio Hondo College board Ion Sarega (Republican), former candidate for La Mirada city council Ali S. Taj (Democratic), Artesia city councilman Rita Topalian (Republican), attorney and nominee for California's 57th State Assembly district in 2014 and 2016

Results

District 34

The 34th district is centered around western Orange County, including parts of Anaheim, as well as Garden Grove and Santa Ana. The district also takes in coastal areas, including parts of Huntington Beach and Long Beach. The incumbent was Republican Janet Nguyen, who was elected with 58.1% of the vote in 2014.

Candidates Akash A. Hawkins (Democratic) Janet Nguyen (Republican), incumbent state senator Jestin L. Samson (Democratic), local activist Tom Umberg (Democratic), former state assemblyman for California's 69th State Assembly district (2004–2006) and California's 72nd State Assembly district (1990–1992)

Endorsements

Results

General election results by county. Blue represents counties won by Umberg. Red represents counties won by Nguyen.