This happened even as Democrats won the statewide combined House vote by a wider margin than Biden.

Organizations U.S. senators Labor unions Organizations Jared Huffman Democratic Jared Huffman Democratic The 2nd district encompasses the North Coast, stretching from the Golden Gate Bridge to the Oregon border, taking in San Rafael, Petaluma, Novato, Windsor, Healdsburg, Ukiah, Fort Bragg, Fortuna, Eureka, Arcata, McKinleyville, and Crescent City.

U.S. Executive Branch officials U.S. senators U.S. representatives State officials State legislators Labor unions Organizations Newspapers Organizations Tom McClintock Republican Tom McClintock Republican The 4th district encompasses the suburbs of Sacramento and the Sierra Nevada.

It includes Cotati, Rohnert Park, Santa Rosa, Sonoma, Napa, American Canyon, Vallejo, Benicia, Hercules, and part of Martinez.

Incumbent Republican Paul Cook, who had represented the district since 2013, announced on September 17, 2019, that he would not seek re-election, instead planning to run for an open seat on the San Bernardino County Board of Supervisors.

Organizations U.S. senators U.S. representatives State legislators Labor unions Organizations Jerry McNerney Democratic Jerry McNerney Democratic The 9th district is centered around the San Joaquin Delta, taking in Stockton, Antioch, Galt, Oakley, Lathrop, and Lodi.

Organizations U.S. Executive Branch officials U.S. senators Labor unions Organizations Mark DeSaulnier Democratic Mark DeSaulnier Democratic The 11th district encompasses parts of the East Bay, including Alamo, Antioch, Bay Point, Blackhawk, Clayton, Concord, Danville, Diablo, El Cerrito, El Sobrante, Kensington, Lafayette, Moraga, Orinda, Pittsburg, Pleasant Hill, San Pablo, Richmond and Walnut Creek.

[3] Local officials Individuals Unions Organizations Publications Unions Organizations Individuals Barbara Lee Democratic Barbara Lee Democratic The 13th district takes in northern Alameda County, encompassing Alameda, Albany, Berkeley, Emeryville, Oakland, Piedmont, and San Leandro.

[3] Eric Swalwell Democratic Eric Swalwell Democratic The 15th district encompasses eastern Alameda County, including Castro Valley, Dublin, Fremont, Hayward, Livermore, Pleasanton, Sunol, Union City, and parts of Contra Costa County, including San Ramon and part of Danville.

[3] U.S. senators Organizations Anna Eshoo Democratic Anna Eshoo Democratic The 18th district encompasses the western San Francisco South Bay and includes the cities of Palo Alto, Redwood City, Menlo Park, Stanford, Los Altos, Mountain View, Campbell, Saratoga, and Los Gatos, as well as part of San Jose.

[3] Former US Executive Branch officials Labor unions Organizations Organizations Publications Devin Nunes Republican Devin Nunes Republican The 22nd district covers San Joaquin Valley, including eastern Fresno, Clovis, Tulare, and Visalia.

[3] State legislators Labor unions Organizations Mike Garcia Republican Mike Garcia Republican The 25th district is based in northern Los Angeles County and eastern Ventura County, and includes the cities of Santa Clarita, Simi Valley, Palmdale, and eastern Lancaster.

[3] Adam Schiff Democratic Adam Schiff Democratic The 28th district is based in the San Fernando Valley and includes West Hollywood, Burbank, parts of Pasadena, Glendale, the Verdugo Hills communities of Sunland and Tujunga, as well as parts of central Los Angeles including Hollywood, the Hollywood Hills, Echo Park, Silver Lake, and Los Feliz.

[3] Individuals Organizations Individuals Organizations Tony Cárdenas Democratic Tony Cárdenas Democratic The 29th district is based in the eastern San Fernando Valley, taking in the city of San Fernando as well as the Los Angeles communities of Van Nuys, Pacoima, Arleta, Panorama City, Sylmar and parts of Sun Valley and North Hollywood.

[3] Grace Napolitano Democratic Grace Napolitano Democratic The 32nd district takes in the eastern San Gabriel Valley, including Baldwin Park, El Monte, West Covina, San Dimas, Azusa, and southern Glendora.

[3] Ted Lieu Democratic Ted Lieu Democratic The 33rd district spans the coastal region of Los Angeles County, including the Beach Cities, Westside Los Angeles, and the Palos Verdes Peninsula.

[3] Organizations Unions Individuals Organizations Norma Torres Democratic Norma Torres Democratic The 35th district takes in southwestern San Bernardino County, including Chino, Fontana, Montclair, Ontario, as well as Pomona.

[3] Raul Ruiz Democratic Raul Ruiz Democratic The 36th district encompasses eastern Riverside County, including the desert communities of Palm Springs, Palm Desert, Indio, Coachella, Rancho Mirage, Desert Hot Springs, Indian Wells, and Cathedral City, as well as Calimesa, Banning, Beaumont, San Jacinto, and Hemet.

[3] Gil Cisneros Democratic Young Kim Republican The 39th district encompasses parts of the San Gabriel Valley, taking in La Habra Heights, Diamond Bar, Walnut, Hacienda Heights and Rowland Heights, as well as northern Orange County, including Fullerton, La Habra, Brea, Buena Park, Placentia, and Yorba Linda (the hometown of Republican president Richard Nixon).

The district also takes in a small portion of southwestern San Bernardino County, covering Chino Hills.

The incumbent representative, Democrat Gil Cisneros, who flipped the district and was elected in 2018, lost reelection to Republican candidate Young Kim.

Former US Executive Branch officials Organizations U.S. representatives Municipal officials Organizations Newspapers with generic Republican Lucille Roybal-Allard Democratic Lucille Roybal-Allard Democratic The 40th district is centered around East Los Angeles and also includes Downey, Bellflower, and Commerce.

[3] Organizations Ken Calvert Republican Ken Calvert Republican The 42nd district is encompasses western and southwestern Riverside County, and includes Eastvale, Norco, Corona, Temescal Valley, Lake Elsinore, Canyon Lake, Wildomar, north Temecula, Murrieta and Menifee.

[3] Maxine Waters Democratic Maxine Waters Democratic The 43rd district is based in southern Los Angeles County and includes portions of Los Angeles and Torrance, as well as all of Hawthorne, Lawndale, Gardena, Inglewood and Lomita.

[3] U.S. Executive Branch officials U.S. representatives State representatives Nanette Barragán Democratic Nanette Barragán Democratic The 44th district is based in southern Los Angeles County and includes Carson, Compton, Lynwood, North Long Beach, and San Pedro.

[3] Katie Porter Democratic Katie Porter Democratic The 45th district is based in central Orange County, encompassing Irvine, Tustin, North Tustin, Villa Park, Anaheim Hills, eastern Orange, Laguna Hills, Laguna Woods, Lake Forest, Rancho Santa Margarita, Coto de Caza and Mission Viejo.

[3] Alan Lowenthal Democratic Alan Lowenthal Democratic The 47th district is centered in Long Beach and extends into northwestern Orange County, taking in parts of Garden Grove and Westminster, and taking all of Stanton, Los Alamitos, and Cypress.

[3] Former US Executive Branch officials Labor unions Organizations Politicians Organizations with Brian Burley with Generic Opponent Mike Levin Democratic Mike Levin Democratic The 49th district encompasses the northern coastal areas of San Diego County, including the cities of Oceanside, Vista, Carlsbad, and Encinitas, as well as a small part of southern Orange County, taking in Dana Point, Ladera Ranch, San Clemente, and San Juan Capistrano.

[3] On December 3, 2019, Hunter pleaded to guilty to campaign finance violations and resigned from office effective January 13, 2020.