California's 18th congressional district is a

congressional district Congressional districts, also known as electoral districts and legislative districts, electorates, or wards in other nations, are divisions of a larger administrative region that represent the population of a region in the larger congressional bod ...

located in the

U.S. state In the United States, a state is a constituent political entity, of which there are 50. Bound together in a political union, each state holds governmental jurisdiction over a separate and defined geographic territory where it shares its sove ...

California California is a state in the Western United States, located along the Pacific Coast. With nearly 39.2million residents across a total area of approximately , it is the most populous U.S. state and the 3rd largest by area. It is also the m ...

. The district is currently represented by . It includes portions of Santa Clara, San Mateo, and Santa Cruz counties, extending from the southwestern

San Francisco Bay Area The San Francisco Bay Area, often referred to as simply the Bay Area, is a populous region surrounding the San Francisco, San Pablo, and Suisun Bay estuaries in Northern California. The Bay Area is defined by the Association of Bay Area Go ...

through the Santa Cruz Mountains to the Pacific coast. Since the 2022 election, the district is landlocked and includes the

Salinas Valley The Salinas Valley is one of the major valleys and most productive agricultural regions in California. It is located west of the San Joaquin Valley and south of San Francisco Bay and the Santa Clara Valley. The Salinas River, which geologically ...

and downtown and eastern San Jose. Due to the presence of

Silicon Valley Silicon Valley is a region in Northern California that serves as a global center for high technology and innovation. Located in the southern part of the San Francisco Bay Area, it corresponds roughly to the geographical areas San Mateo Coun ...

, the district had a

median household income The median income is the income amount that divides a population into two equal groups, half having an income above that amount, and half having an income below that amount. It may differ from the mean (or average) income. Both of these are ways o ...

of $149,375, the second highest of any congressional district in the country.

Redistricting

2020 redistricting

Following the 2020 census and the subsequent

2020 United States redistricting cycle The 2020 United States redistricting cycle is in progress following the completion of the 2020 United States census. In all fifty states, various bodies are re-drawing state legislative districts. States that are apportioned more than one se ...

, California lost a congressional district, leading to significant changes across California's districts. Most of the area previously part of the 18th district was split into the new 16th district and 19th district. The 18th district was moved to cover the

Monterey County Monterey County ( ), officially the County of Monterey, is a county located on the Pacific coast in the U.S. state of California. As of the 2020 census, its population was 439,035. The county's largest city and county seat is Salinas. Montere ...

and the downtown and east side of San Jose. With the changes, the 18th became a Latino majority district.

2010 redistricting

Following the 2010 census and the subsequent

2010 United States redistricting cycle The 2010 United States redistricting cycle took place following the completion of the 2010 United States census. In all fifty states, various bodies re-drew state legislative districts. States that are apportioned more than one seat in the Unit ...

, California's 18th congressional district was redrawn by the California Citizens Redistricting Commission. Cities and CDPs in the district include

Palo Alto Palo Alto (; Spanish for "tall stick") is a charter city in the northwestern corner of Santa Clara County, California, United States, in the San Francisco Bay Area, named after a coastal redwood tree known as El Palo Alto. The city was es ...

, Stanford, Los Altos, Woodside, Mountain View,

Los Altos Hills Los Altos Hills (; ''Los Altos'', Spanish for "The Heights") is an incorporated town in Santa Clara County, California, United States. The population was 8,489 at the 2020 census. The town is known for its affluence and expensive residential rea ...

Campbell Campbell may refer to: People Surname * Campbell (surname), includes a list of people with surname Campbell Given name * Campbell Brown (footballer), an Australian rules footballer * Campbell Brown (journalist) (born 1968), American television ne ...

, Saratoga,

Los Gatos Los Gatos (, ; ) is an incorporated town in Santa Clara County, California, United States. The population is 33,529 according to the 2020 census. It is located in the San Francisco Bay Area just southwest of San Jose in the foothills of th ...

, and

Scotts Valley Scotts Valley is a small city in Santa Cruz County, California, United States, about thirty miles (48 km) south of downtown San Jose and six miles (10 km) north of the city of Santa Cruz, in the upland slope of the Santa Cruz Mount ...

; most of Menlo Park and

Redwood City Redwood City is a city on the San Francisco Peninsula in Northern California's Bay Area, approximately south of San Francisco, and northwest of San Jose. Redwood City's history spans its earliest inhabitation by the Ohlone people to being a po ...

; and part of San Jose.

2000 redistricting

Following the 2000 census and the subsequent

2000 United States redistricting cycle The 2000 United States redistricting cycle took place following the completion of the 2000 United States census. In all fifty states, various bodies re-drew state legislative and congressional districts. States that are apportioned more than one ...

, California's congressional districts were redrawn by the California State Legislature. From 2003 to 2013, the district was located in the

San Joaquin Valley The San Joaquin Valley ( ; es, Valle de San Joaquín) is the area of the Central Valley of the U.S. state of California that lies south of the Sacramento–San Joaquin River Delta and is drained by the San Joaquin River. It comprises seven ...

. It included

Merced County Merced County ( ), is a county located in the northern San Joaquin Valley section of the Central Valley, in the U.S. state of California. As of the 2020 census, the population was 281,202. The county seat is Merced. The county is named after ...

and portions of San Joaquin, Stanislaus, Madera, and

Fresno Fresno () is a major city in the San Joaquin Valley of California, United States. It is the county seat of Fresno County and the largest city in the greater Central Valley region. It covers about and had a population of 542,107 in 2020, maki ...

counties. Cities in the district included

Modesto Modesto () is the county seat and largest city of Stanislaus County, California, United States. With a population of 218,464 at the 2020 census, it is the 19th largest city in the state of California and forms part of the Sacramento-Stockton ...

, most of Stockton,

Ceres Ceres most commonly refers to: * Ceres (dwarf planet), the largest asteroid * Ceres (mythology), the Roman goddess of agriculture Ceres may also refer to: Places Brazil * Ceres, Goiás, Brazil * Ceres Microregion, in north-central Goiás ...

, Atwater,

Merced Merced (; Spanish for "Mercy") is a city in, and the county seat of, Merced County, California, United States, in the San Joaquin Valley. As of the 2020 Census, the city had a population of 86,333, up from 78,958 in 2010. Incorporated on April 1 ...

, and Los Banos.

Recent election results from statewide races

Election results from statewide races before 2012

Composition

As of the 2020 redistricting, California's 18th congressional district was shifted geographically to cover the Salinas Valley. It encompasses San Benito, the southernmost point of Santa Cruz County, and the interiors of Santa Clara and

Monterey Monterey (; es, Monterrey; Ohlone: ) is a city located in Monterey County on the southern edge of Monterey Bay on the U.S. state of California's Central Coast. Founded on June 3, 1770, it functioned as the capital of Alta California under bot ...

Counties. Santa Cruz County is split between this district and the 19th district. They are partitioned by Pajaro River, Highway 129, W Beach St, Lee Rd, Highway 1, Harkins Slough Rd, Harkins Slough, Old Adobe Rd, Corralitos Creek, Varin Rd, Pioneer Rd, Green Valley Rd, Casserly Rd, Mt Madonna Rd. The 18th district takes in the city of

Watsonville Watsonville is a city in Santa Cruz County, California, located in the Monterey Bay Area of the Central Coast of California. The population was 52,590 according to the 2020 census. Predominantly Latino and Democratic, Watsonville is a self- ...

. Santa Clara County is split between this district, the 19th district, the 16th district, and the 17th district. The 18th, 16th, and 19th are partitioned by Bella Vista Ln, Bodfish Creek, Burchell Rd, Bluebell Dr, Day Rd, Highway G8, W San Martin Ave, Santa Teresa Blvd, Sunnyside Ave, Morgan Hill City Limits, Hale Ave, Tilton Ave, Monterey Rd, Highway 101, Coyote Rd, Anderson Lake, Las Animas Rd, Metcalf Rd, Yerba Buena Creek, Old Yerba Buena Rd, Aborn Rd, Quincy Rd, Norwood Ave, Murillo Ave, Pleasant Acres Dr, Westview Dr, Pleasant Knoll Dr, Guluzzo Dr, Flint Ave, Marten Ave, Coldwater Dr, Ocala Ave, Wonderama Dr, Cunningham Ave, Swift Ave, Highway 101, Story Rd, Monterey Rd, Highway 87, Highway 280, Highway 880. The 18th and 17th are partitioned by Steven’s Creek Blvd, Di Salvo Ave, Bellerose Dr, Forest Ave, Wabash Ave, W San Carlos St, Race St, The Alameda, University Ave, Elm St, Highway 82, Newhall St, Morse St, Idaho St, Alameda Ct, Sherwood Ave, Hamline St, Highway 880, Highway 101, McKee Rd, Toyon Ave, Penitencia Creek Rd, Canon Vista Ave, Crothers Rd, Alum Rock Park, Sierra Rd, Felter Rd, Weller Rd. The 18th district takes in the center of the city of San Jose and the San Jose district of Alum Rock. It also takes in the cities of

Morgan Hill Morgan Hill is a city in Santa Clara County, California, at the southern tip of Silicon Valley, in the San Francisco Bay Area. Morgan Hill is an affluent residential community, the seat of several high-tech companies, and a dining, entertainmen ...

and Gilroy. Monterey County is split between this district and the 19th district. They are partitioned by Union Pacific, Highway G12, Elkhorn Rd, Echo Valley Rd, Maher Rd, Maher Ct, La Encina Dr, Crazy Horse Canyon Rd, San Juan Grade Rd, Highway 101, Espinosa Rd, Castroville Blvd, Highway 156, Highway 1, Tembladero Slough, Highway 183, Cooper Rd, Blanco Rd, Salinas River, Davis Rd, Hitchcock Rd, Highway 68, E Blanco Rd, Nutting St, Abbott St, Highway G17, Limekiln Creek, Likekiln Rd, Rana Creek, Tularcitos Creek, Highway G16, Tassajara Rd, Camp Creek, Lost Valley Creek, Lost Valley Conn, N Coast Rdg, 2 Central Coa, Cone Peak Rd, Nacimiento Fergusson Rd, Los Bueyes Creek, and the Monterey County Southern border. The 18th district takes in the cities of Salinas, Soledad, Greenfield, King City, and the north side of the census-designated place Prunedale.

Cities & CDP with 10,000 or more people

* San Jose - 1,013,240 * Salinas - 163,542 * Gilroy - 56,766 *

- 52,590 *

- 44,686 * Hollister - 41,678 * Soledad - 25,999 * Prunedale - 20,560 * Greenfield - 17,516 * King City - 14,077

List of members representing the district

Election results

1932

1934

1936

1938

1940

1942

1944

1946

1948

1950

1952

1954

1956

1958

1960

1962

1964

1966

1968

1970

1972

1974

1976

1978

1980

1982

1984

1986

1988

1990

1992

1994

1996

1998

2000

2002

2004

2006

2008

2010

2012

2014

2016

2018

2020

References

External links

*GovTrack.us
California's 18th congressional districtCalifornia Voter Foundation map - CD18
{{DEFAULTSORT:California's 18th Congressional District 18 Government of San Mateo County, California Government of Santa Clara County, California Santa Cruz Mountains Silicon Valley Congressional District 18 Los Gatos, California Mountain View, California Palo Alto, California Portola Valley, California Redwood City, California Sunnyvale, California San Jose, California Woodside, California Constituencies established in 1933 Congressional District 18 Congressional District 18