California's 9th congressional district is a

congressional district Congressional districts, also known as electoral districts in other nations, are divisions of a larger administrative region that represent the population of a region in the larger congressional body. Countries with congressional districts includ ...

in the U.S. state of

California California () is a U.S. state, state in the Western United States that lies on the West Coast of the United States, Pacific Coast. It borders Oregon to the north, Nevada and Arizona to the east, and shares Mexico–United States border, an ...

Josh Harder Joshua Keck Harder (born August 1, 1986) is an American politician and venture capital investor who has served as the United States House of Representatives, U.S. representative for California's 9th congressional district since 2023, after serv ...

, a Democrat, has represented the district since January 2023. Prior to redistricting by the

California Citizens Redistricting Commission The California Citizens Redistricting Commission is the redistricting commission for the California, State of California responsible for determining the boundaries of districts for the California State Senate, State Senate, California State Asse ...

of 2011, the 9th district encompassed part of the

East Bay The East Bay is the eastern region of the San Francisco Bay Area and includes cities along the eastern shores of San Francisco Bay and San Pablo Bay. The region has grown to include inland communities in Alameda and Contra Costa counties. Wi ...

region of the

San Francisco Bay Area The San Francisco Bay Area, commonly known as the Bay Area, is a List of regions of California, region of California surrounding and including San Francisco Bay, and anchored by the cities of Oakland, San Francisco, and San Jose, California, S ...

. Cities in the district included

Oakland Oakland is a city in the East Bay region of the San Francisco Bay Area in the U.S. state of California. It is the county seat and most populous city in Alameda County, with a population of 440,646 in 2020. A major West Coast port, Oakland is ...

Berkeley Berkeley most often refers to: *Berkeley, California, a city in the United States **University of California, Berkeley, a public university in Berkeley, California *George Berkeley (1685–1753), Anglo-Irish philosopher Berkeley may also refer to ...

and

Castro Valley Castro Valley is a census-designated place (CDP) in Alameda County, California, United States. At the 2020 census, it was the fourth most populous unincorporated area in California. The population was 66,441 at the 2020 census. Castro Valley is ...

. Most of that area became parts of 13th district, while the 9th district in 2012 through 2022 was primarily made up of portions of the 18th and 11th districts from the 2002 through 2012. After the redistricting of 2011, the 9th district centered on Stockton. It consisted of most of

San Joaquin County San Joaquin County ( ; , meaning " St. Joachim"), officially the County of San Joaquin, is a county located in the U.S. state of California. As of the 2020 United States census, the population was 779,233. The county seat is Stockton. San Jo ...

and portions of Contra Costa and

Sacramento Sacramento ( or ; ; ) is the capital city of the U.S. state of California and the seat of Sacramento County. Located at the confluence of the Sacramento and American Rivers in Northern California's Sacramento Valley, Sacramento's 2020 p ...

counties. Cities in the district include Galt, Oakley, Lodi, Mountain House, and Stockton. With the redistricting in advance of 2022, the 9th district is still centered on Stockton, but Tracy, Manteca, and

Ripon Ripon () is a cathedral city and civil parish in North Yorkshire, England. The city is located at the confluence of two tributaries of the River Ure, the Laver and Skell. Within the boundaries of the historic West Riding of Yorkshire, the ...

, which were formerly in

California's 10th congressional district California's 10th congressional district is a congressional district in the U.S. state of California. Currently, the 10th district encompasses parts of the eastern San Francisco Bay Area. It is currently represented by Democratic Party (United ...

, are now part of this district, while

Antioch Antioch on the Orontes (; , ) "Antioch on Daphne"; or "Antioch the Great"; ; ; ; ; ; ; . was a Hellenistic Greek city founded by Seleucus I Nicator in 300 BC. One of the most important Greek cities of the Hellenistic period, it served as ...

, Lathrop and Brentwood are no longer in the district. Antioch and Brentwood are part of the new 10th district, which is now west of the 9th district (as opposed to south). Lathrop will be part of the new 13th district. The district was one of 13 congressional districts that voted for

Donald Trump Donald John Trump (born June 14, 1946) is an American politician, media personality, and businessman who is the 47th president of the United States. A member of the Republican Party (United States), Republican Party, he served as the 45 ...

in the 2024 presidential election while simultaneously electing a Democrat in the 2024 House of Representatives elections.

Recent election results from statewide races

Composition

Under the 2020 redistricting, California's 9th congressional district is located between the

Sacramento Valley The Sacramento Valley is the area of the Central Valley of the U.S. state of California that lies north of the Sacramento–San Joaquin River Delta and is drained by the Sacramento River. It encompasses all or parts of ten Northern California ...

, Gold Country, and the

San Joaquin Valley The San Joaquin Valley ( ; Spanish language in California, Spanish: ''Valle de San Joaquín'') is the southern half of California's Central Valley (California), Central Valley. Famed as a major breadbasket, the San Joaquin Valley is an importa ...

. It encompasses most of San Joaquin County, and parts of Contra Costa and Stanislaus Counties. The area in San Joaquin County includes the cities of Stockton, Tracy, Manteca, Lodi,

, and Escalon; and the census-designated places Mountain House, Terminous, Thornton, Collierville, Woodbridge, Acampo, Dogtown, Lockeford, Victor, Lincoln Village, Morada,

Country Club A country club is a privately-owned Club (organization), club, often with a membership quota and admittance by invitation or sponsorship, that generally offers both a variety of recreational sports and facilities for dining and entertaining. Ty ...

August August is the eighth month of the year in the Julian and Gregorian calendars. Its length is 31 days. In the Southern Hemisphere, August is the seasonal equivalent of February in the Northern Hemisphere. In the Northern Hemisphere, August ...

, Garden Acres,

Kennedy Kennedy may refer to: People * Kennedy (surname), including any of several people with that surname ** Kennedy family, a prominent American political family that includes: *** Joseph P. Kennedy Sr. (1888–1969), American businessman, investor, ...

, Taft Mosswood, French Camp, Waterloo, Linden, Peters, Farmington, and Del Rio. The area in Contra Costa County includes the census-designated places

Discovery Bay Discovery Bay is a picturesque residential community located on Lantau Island. The 2021 census recorded a population of 19,336 residents in DB, with 55% of them being non-Chinese. DB is home to a significant community compared of expatriates ...

and

Byron George Gordon Byron, 6th Baron Byron (22 January 1788 – 19 April 1824) was an English poet. He is one of the major figures of the Romantic movement, and is regarded as being among the greatest poets of the United Kingdom. Among his best-kno ...

. The area in Stanislaus County includes the census-designated place Valley Home. San Joaquin County is split between this district and the 13th district. They are partitioned by Union Pacific, Highway 380, S Tracy Blvd, the California Aqueduct, S Banta Rd, Highway 5, Paradise Cut, S Manthey Rd, Walthall Slough, E West Ripon Rd, Kincaid Rd, Hutchinson Rd, and Stanislaus River. Contra Costa County is split between this district and the 10th district. They are partitioned by Old River, Italian Slough, Western Farms Ranch Rd, Rankin Rd, Highway J14, Byron Hot Springs Rd, Camino Diablo, Kellogg Creek, Sellers Ave, Brentwood Blvd, Alloro Dr, Ghiggeri Dr, Emilio Dr, Guthrie Ln, Balfour Rd, Chestnut St, Byron Highway, Orwood Rd, Burlington Northern Santa Fe, Werner Dredger Cut, and Rock Slough. Stanislaus County is split between this district and the 13th district. Lon Dale Rd, Highway J9, Highway J14, River Rock Rd, Lesnini Creek, Sonora Rd, and Stanislaus River.

Cities and CDPs with 10,000 or more people

* Stockton – 320,804 * Tracy – 93,000 * Manteca – 83,498 * Lodi – 67,258 * Mountain House – 24,499 *

– 16,013 *

– 15,385 * Garden Acres – 11,398 *

– 10,777

2,500 – 10,000 people

– 8,628 * Escalon – 7,472 * Lincoln Village – 4,401 * Woodbridge – 4,031 * French Camp – 3,770 * Lockeford – 3,521 *

– 3,256 * Morada – 3,166 * Collierville – 2,698 * Dogtown – 2,643

List of members representing the district

Election results

1912

1914

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1918

1920

1921 (Special)

Republican Walter F. Lineberger won the special election to replace fellow Republican Charles F. Van de Water, who won the election but died before the 67th Congress convened. Data for this special election is not available.1921 special election results
/ref>

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2022

2024

References

External links

*GovTrack.us
California's 9th congressional district
{{DEFAULTSORT:California's 9th Congressional District 09 Government of Contra Costa County, California Government of Sacramento County, California Government of San Joaquin County, California Antioch, California Brentwood, California Lodi, California Stockton, California San Joaquin Valley Constituencies established in 1913 1913 establishments in California