Contra Costa County, California

California Assembly District 15

2 candidates are tracked for California Assembly District 15 on the November 3, 2026 ballot: Anamarie Avila Farias and Arthur Webb. Candidate information follows official Contra Costa County election filings; verify with the official election office linked below.

About this race

Anamarie Avila Farias (Democratic) and Arthur Webb (No Party Preference) meet on the November 3 ballot; Anamarie Avila Farias is the incumbent, per the Secretary of State's list. June 2 top-two primary result: Anamarie Avila Farias (DEM) 69.6 percent and Arthur Webb (NPP) 30.4 percent advanced, per the Secretary of State's Statement of Vote. California's top-two primary decides who prints in November; the field is the Secretary of State's Certified List of Candidates for the General Election (August 27, 2026). This seat is elected by district; only the district covering your address appears on your ballot.

What this office does

State legislator. State legislators write and vote on state laws and the state budget, which fund schools, roads, prisons, universities and health programs, and set the rules for local governments and elections. Each member represents one district and serves on committees that shape bills before a floor vote. Terms are two years in most state houses and four in most state senates.

This race. Elected by district: only voters who live in the district see this race on their ballot. The sitting officeholder, Anamarie Avila Farias, is on the ballot.

California › Contra Costa County › California Assembly District 15

Anamarie Avila Farias

Democratic Incumbent

Top priorities

childcare affordability funding
housing affordability

Per the campaign site.

Biography

Anamarie Avila Farias is the Democratic incumbent for California Assembly District 15, representing parts of Contra Costa County and the East Bay, per her official Assembly website. She is the granddaughter of Mexican immigrants who came to the United States through the Bracero Program, and her background includes work in affordable housing, economic development and educational equity, per the same source. Her public service spans local, county and state government, per her official Assembly website. No campaign website was found as of September 27, 2026.

Arthur Webb

No Party Preference

Top priorities

Opposes increases to gas and diesel taxes on working people
Government accountability and reducing regulatory barriers to housing

Per the campaign site.

Biography

Arthur Webb earned a BS in 1969 and an MS in 1971 in engineering from UC Berkeley and has worked in academic book publishing, rail car leasing, employment discrimination law and health services, per his campaign site. He is running as a No Party Preference candidate for California Assembly District 15, describing himself as a political independent, per the same source.

Campaign site (opens in a new tab)

Next on your ballotCalifornia Assembly District 16

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Voting info and more

Questions about this race

Who is running for California Assembly District 15 in 2026?

When is the California Assembly District 15 election in California?

Election Day is Tuesday, November 3, 2026. Registration deadlines, early voting dates and mail ballot rules for California are on the California election hub at theballotbrief.com.

How do I see my exact Contra Costa County ballot?

Enter your ZIP code in the lookup at theballotbrief.com for the statewide and congressional races, or a full street address to add the county, city and district contests for that location.

Verify this race

Candidate roster from official Contra Costa County and state election office filings, last verified September 27, 2026. Bios and priorities carry their attribution inline.

Cross-check with the official California election office, or see the full Contra Costa County sample ballot and your exact ballot by address.

The rest of your Contra Costa County ballot

8 tracked races in Contra Costa County, California. Landed here from another county's search? Look up your own ballot below.

Also on your ballot

Richmond Mayor Concord City Council, District 1 Concord City Council, District 3 See all 8 Contra Costa County races

Candidate profiles

Anamarie Avila Farias, full profile Arthur Webb, full profile Official California election office