California’s 15th District House Race 2026
California’s 15th Congressional District, covering parts of San Mateo County in the Bay Area, will hold elections in November 2026 to determine its next U.S. House representative. The seat sits in a Democratic-leaning region, and the race will help shape the partisan composition of California’s House delegation heading into the next Congress.
Why Markets Are Watching
House control nationally often comes down to margins in individual districts, and California sends one of the largest delegations to Congress. A clear outcome in CA-15 contributes to the broader picture of which party holds the chamber and how redistricting and demographic shifts in the Bay Area are playing out politically.
How Prediction Markets Frame the Race
The core question is which party, or which specific candidate, ultimately wins the seat. Separate contracts isolate the binary partisan outcome from the more granular question of which named individual prevails, letting traders express views on both party dominance and candidate-level dynamics. This structure captures uncertainty around primary results and potential upsets within an otherwise safe district.
Related terms
Total Volume
$48.3k
Kalshi $17k · Polymarket $31.3k
Leading Market
Kevin Mullin
Kalshi 99% · Polymarket 98%
Kevin Mullin Volume
$27k
Kalshi $15.7k · Polymarket $11.2k
Kevin Mullin 24h Change
-1.00%
Kalshi +0.60% · Polymarket -1.00%
Calculate Your Potential Return
- Kalshi(opens in a new tab) 7.0% fee
- Polymarket(opens in a new tab) 5.0% fee
| Market | Kalshi Yes | Kalshi Fee | Kalshi Payout | Polymarket Yes | Polymarket Fee | Polymarket Payout |
|---|---|---|---|---|---|---|
| Kevin MullinDemocratic Party | 99.8¢ | 7.0% |
|
99.0¢ | 5% |
|
| Charles HoelterRepublican Party | 1.8¢ | 7.0% |
|
2.0¢ | 5% |
|
* Estimates if candidate wins. Actual returns may vary.
All Markets
Emerging News
Elections
AIPAC-backed spending fuels California special election between Wahab and Hernandez
PN Team • 2 months ago
Voters in California's 14th congressional district head to the polls Tuesday to fill the seat vacated by former Rep. Eric Swalwell, who resigned amid sexual assault allegations he denies. State Sen. Aisha Wahab, a progressive who has called for ending U.S. military aid to Israel, faces Melissa Hernandez, a moderate Democrat and Bay Area Rapid Transit Board president. With two Democrats on the ballot, the seat will stay in Democratic hands. Wahab led the June 16 primary by more than 20 points and remains the favorite, though Hernandez has more than doubled her in fundraising.
The race has drawn heavy outside spending tied to AIPAC's influence in Democratic primaries. AIPAC's United Democracy Project and allied group Bold America have together spent roughly $3.7 million opposing Wahab and backing Hernandez, part of about $4.1 million in total outside spending on the race. Wahab has drawn counter-support from pro-Palestinian PAC American Priorities and J Street Action Fund, which accused AIPAC of trying to "buy a Democratic primary." Wahab has emphasized affordability and civil rights, while Hernandez has focused on public safety and cost of living.
Sources:
Sentiment
- Eric Swalwell Described as having resigned amid sexual assault allegations, a clearly damaging reference.
- Aisha Wahab Portrayed as the progressive frontrunner leading in the primary despite facing heavy outside spending against her, a generally favorable framing.
- San Francisco Bay Area Mentioned as the region where Hernandez serves in transit governance, a neutral geographic detail.
- Democratic Party (United States) Noted as the shared party of both candidates in a factual, non-evaluative way.
- California Referenced as the state where the district and election are located, purely factual.
- Israel Mentioned in context of U.S. military aid debate, a neutral policy reference.
- United States Armed Forces Referenced only as the subject of Wahab's policy stance on ending aid, a neutral factual mention.
- United States Congress Mentioned as the body the seat belongs to, purely factual.
- United States House of Representatives The article concerns a race to fill a House seat, a neutral procedural reference.
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Local & State
Contra Costa County adopts policy limiting cooperation with ICE
PN Team • 2 months ago
Contra Costa County supervisors voted unanimously Tuesday to adopt a policy restricting county cooperation with U.S. Immigration and Customs Enforcement, aligning the county with other Bay Area jurisdictions. The policy bars county resources from being used to assist federal immigration operations unless a judicial warrant is presented, and directs staff to route enforcement requests to legal counsel or designated officials. It largely follows a model policy released by state Attorney General Rob Bonta under Senate Bill 580, which requires local governments to adopt similar protections by the start of 2027.
Debate centered on whether to enact the protections as a policy or a stronger ordinance; an ordinance motion failed on a split vote, with supporters arguing it would offer more durable protection and opponents favoring a policy's faster implementation and easier amendment. Other Bay Area counties, cities, and a school district already have comparable measures in place. County employees who violate the policy face disciplinary action.
Sources:
Sentiment
- Rob Bonta Bonta's model policy under SB 580 is credited as the basis for the county's new protections, portraying him as an influential policy leader.
- San Francisco Bay Area The Bay Area is mentioned as a region where similar protective measures already exist, a neutral contextual reference.
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Congress
Housing divide defines Democratic race to succeed Pelosi in San Francisco
PN Team • 2 months ago
The contest to succeed former House Speaker Nancy Pelosi in San Francisco has become a proxy fight over housing policy between two Democrats who each claim the progressive mantle. State Sen. Scott Wiener, an "abundance" and YIMBY advocate who authored permit-streamlining legislation, faces San Francisco Supervisor Connie Chan, who has Pelosi's endorsement and has opposed several major development and zoning changes in her district, citing tenant displacement and small-business concerns. Median one-bedroom rents in the city have topped $4,000, intensifying the debate over whether state intervention or local control best addresses the shortage.
The race also touches on Gaza policy, corporate PAC money, and campaign conduct, including a now-defunct AI chatbot mocking Chan that Wiener's campaign disavowed after backlash from Pelosi and other Democrats. Voters who backed a third primary candidate, Saikat Chakrabarti, remain a swing bloc heading into November, with the outcome likely to signal how San Francisco Democrats balance progressive identity against pro-housing "abundance" politics nationally.
Sources:
Sentiment
- Scott Wiener Wiener is tied to a mocking AI chatbot controversy that drew backlash before his campaign disavowed it, casting a negative light despite his policy advocacy.
- San Francisco San Francisco is depicted amid a contentious housing crisis and political divide, a mildly negative but largely factual portrayal.
- California California is mentioned only as the state context for legislation and governance.
- Democratic Party (United States) The Democratic Party is mentioned as the context of the primary race without specific praise or criticism.
- United States Congress Referenced only via the House Speaker context, a neutral factual mention.
- United States House of Representatives The seat being contested is a House seat, mentioned factually.
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Elections
Wahab defeats AIPAC-backed Hernandez in California special election runoff
PN Team • 2 months ago
Progressive Aisha Wahab has won the special election runoff in California's 14th Congressional District, defeating moderate Melissa Hernandez to fill the remainder of former Rep. Eric Swalwell's term through January. The Associated Press called the race two days after polls closed, with Wahab taking 53.1% of the vote to Hernandez's 46.9%. The margin narrowed sharply from Wahab's double-digit primary lead after AIPAC's United Democracy Project and allied groups spent more than $2.5 million since August boosting Hernandez and attacking Wahab, largely on local issues like public safety rather than Israel policy. Wahab, a state senator, will become the first Afghan American in Congress, having earlier become the first Afghan American elected to any U.S. public office when she won a Hayward City Council seat in 2018; she said the result shows her district "cannot be bought."
Wahab has been critical of Israel's actions in Gaza but did not center the issue in her campaign; she has also championed housing affordability and previously wrote a caste-discrimination bill vetoed by Gov. Gavin Newsom. She drew support from labor unions, the state Democratic Party, and J Street, while Hernandez, a BART director, was backed by police unions, AIPAC-aligned groups, and several Jewish Democratic members of Congress. Wahab succeeds Swalwell, who resigned in April amid sexual assault and harassment allegations he denies; federal agents recently seized his devices at a San Francisco airport and searched his D.C. home as investigations continue. Wahab and Hernandez will face off again in November for a full term beginning in 2027, in a district reshaped by redistricting to include part of Hernandez's former mayoral base in Dublin.
Sources:
Sentiment
- Eric Swalwell Swalwell is described as having resigned amid sexual assault and harassment allegations, with federal agents seizing his devices, a strongly negative portrayal.
- Aisha Wahab Wahab is portrayed favorably as a barrier-breaking winner who resisted heavy outside spending and champions housing affordability.
- Democratic Party (United States) The state Democratic Party's support for Wahab is mentioned as part of her coalition, reflecting neutrally-to-mildly favorably on the party.
- Gavin Newsom Newsom is mentioned only for vetoing Wahab's caste-discrimination bill, a mildly negative factual detail.
- Governor of California Governor Newsom's office is referenced only in that he vetoed Wahab's caste-discrimination bill, a minor negative-tinged factual mention.
- California California is the setting of the election, mentioned factually without reputational implication.
- Israel Israel is mentioned only as a policy topic Wahab has criticized, without direct reputational framing of the country itself.
- United States Congress Congress is mentioned factually as the body Wahab will join, a neutral procedural reference.
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Elections
Marin GOP chair retracts dead-voter fraud claim but continues probing rolls
PN Team • 1 month ago
John Turnacliff, chairman of the Marin County Republicans, has publicly retracted his claim that 73 dead people voted in the November Proposition 50 special election, which redrew California's congressional maps to favor Democrats. Speaking at a Marin County Board of Supervisors meeting, Turnacliff apologized to the board and to Registrar of Voters Natalie Adona, saying he could not substantiate the claim after further research.
The county had earlier reviewed the list Turnacliff's group submitted and found at most five deceased individuals on it, with no record of votes cast in their names after death. After buying subscriptions to Ancestry.com and another records database, Turnacliff found many people on his list were actually alive and said he "jumped the gun." He said he apologized to maintain a workable relationship with the registrar's office, though he stressed his retraction was not an admission that voter fraud doesn't exist. Turnacliff, who has scrutinized Marin's voter rolls since the 2020 election, said his group intends to keep investigating other alleged irregularities.
Sources:
Sentiment
- Republican Party (United States) A Republican county chair's retraction of an unsubstantiated voter fraud claim reflects poorly on the party's credibility on this issue.
- Democratic Party (United States) Mentioned only as the beneficiary of the redrawn maps, without direct portrayal.
- Marin County, California Marin County is the setting for the controversy but is not itself portrayed negatively, aside from an administrative dispute.
- California California is mentioned only factually as the location of the redistricting measure.
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Elections
California State Senate Race Becomes Costliest of the Cycle
PN Team • 1 day ago
A Los Angeles-area state Senate race between labor-backed West Hollywood City Councilmember John Erickson and business-supported media consultant Brian Goldsmith has become California's most expensive state Senate general election contest this cycle, driven by heavy outside spending. The district, covering Malibu, Santa Monica, the Pacific Palisades, Beverly Hills and West Hollywood, carries a 12-year term limit as both seek to succeed termed-out Sen. Ben Allen.
Business groups have targeted Erickson with attack spending, while tech-linked donors and Goldsmith's own personal funds have boosted his campaign; labor groups opposing Goldsmith have spent far less. Nancy Pelosi recently endorsed Goldsmith. Ads focus on affordability, housing, public safety and partisan loyalty, reflecting a broader business-labor struggle over California Democratic Party direction.
Sources:
Sentiment
- Democratic Party (United States) Referenced as the party whose internal business-labor struggle frames the race.
- California Referenced factually as the state where the race occurs.
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In the News
St. Johns County budget hearing pits deputy raises against license plate reader scrutiny
PN Team • 2 months ago
St. Johns County, Florida commissioners approved a tentative flat property tax rate during a budget hearing that turned into a public debate over automated license plate readers. Sheriff Rob Hardwick's proposed budget increase includes $3.9 million for deputy raises, which he said would give more than 420 deputies below sergeant a roughly $9,000 pay bump and fund five additional positions. Commissioners heard extensive public comment on Flock cameras, with residents citing civil liberties and Fourth Amendment concerns and questioning costs and accountability.
The debate comes after the Florida Department of Transportation revoked permits for license plate readers on state roads, prompting questions about the fate of county-installed cameras and roughly $500,000 earmarked for related software, which Hardwick said could be redirected to jail monitoring technology if the program is shut down. Cameras remain on county roads for now, and Hardwick pointed to ongoing conversations with state lawmakers and the governor's office about the technology's future beyond his tenure. The debate mirrors a broader national backlash against license plate readers, with hundreds of cities and agencies ending contracts with vendors like Flock Safety amid privacy and misuse concerns. The next budget hearing is set for September 15.
Sources:
Sentiment
- Law enforcement Law enforcement is central to the story, framed neutrally amid debate over deputy raises and surveillance accountability concerns.
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Climate
California audit finds dozens of aging dams in poor condition ahead of El Niño winter
PN Team • 2 weeks ago
A state audit released this week found 57 California dams in poor or unsatisfactory condition as of May, a number expected to rise as officials reevaluate aging infrastructure. Of these, 40 are rated high or extremely high hazard and cluster near densely populated areas including the Bay Area, San Diego, and Los Angeles. The auditor warned these dams could collectively endanger up to 1.5 million people and cause more than $265 billion in economic damage if they failed, with the risk heightened by an approaching El Niño winter expected to bring heavy rain.
The report criticized the California Department of Water Resources for never using enforcement powers granted in 2017, after the Oroville spillway failure, despite referring 44 dam owners for violations. Most dam owners lack funds for repairs, which the audit estimates could cost $28 billion statewide, far outpacing recent funding infusions. The auditor urged lawmakers to set repair deadlines and expand condemnation authority. The Department of Water Resources said it disagrees with some findings but is reviewing recommendations as it prepares for the wet season.
Sources:
Sentiment
- California The audit highlights widespread dam safety failures across California, reflecting poorly on the state's infrastructure management.
- Los Angeles Los Angeles is named as a densely populated area at risk from nearby hazardous dams.
- San Diego San Diego is cited as a populated area near hazardous dams, a tangential negative mention.
- San Francisco Bay Area The Bay Area is mentioned as a region at risk from poorly maintained dams.
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Politics
California Legislature passes bills restricting ICE hiring, cooperation, and use of shock gloves
PN Team • 2 months ago
California's Democratic-led Legislature approved a package of bills aimed at limiting federal immigration enforcement tactics in the state. One measure, authored by Assembly member Mark Gonzalez and dubbed the "Get the Feds Out" Act, would bar agents and contractors involved in immigration enforcement from future employment with state and local government agencies, including police departments, with limited exceptions. A related bill from Assemblymember Isaac Bryan would prohibit law enforcement officers from moonlighting as federal immigration contractors. Lawmakers also passed AB 2760, the nation's first law banning law enforcement from using electric-shock gloves, a response to a Trump administration plan to buy the devices for ICE agents; the Department of Homeland Security has said it won't comply, calling the measure unconstitutional.
Additional bills would bar arrests near courthouses, impose a 25% tax on private immigration detention operators' income to fund immigration services, and let individuals sue federal agents over alleged civil rights violations. Republicans and immigration-restriction groups criticized the measures as legally vulnerable and politically motivated. Gov. Gavin Newsom has until Sept. 30 to sign or veto the bills.
Sources:
Sentiment
- Donald Trump Trump's administration's plan to buy shock gloves for ICE agents is portrayed negatively, prompting the new ban.
- California California is portrayed as a proactive state government leading on immigration enforcement restrictions.
- Democratic Party (United States) The Democratic-led Legislature is credited with passing the immigration-restriction bills, a favorable framing for the party's base.
- Republican Party (United States) Republicans are noted criticizing the bills, a mildly negative framing as obstructive dissenters.
- Gavin Newsom Newsom is mentioned only as having authority to sign or veto the bills, a neutral factual reference.
- Governor of California The Governor's office is mentioned only as the body that must sign or veto the bills, a neutral procedural reference.
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Elections
Texas 15th Court of Appeals seats on November ballot for first time
PN Team • 4 weeks ago
Texas voters will decide in November whether to keep the three Republican justices currently sitting on the state's 15th Court of Appeals, a court created by the Legislature in 2023 to hear civil appeals involving the state, challenges to state laws' constitutionality, and business court cases. Gov. Greg Abbott appointed all three justices in 2024, and this is their first time facing voters; a win secures a six-year term. All primaries were uncontested, with one Republican and one Democrat per race advancing to the general election.
The Republican incumbents — a chief justice and two associate justices — are being challenged by three Democrats with appellate and judicial backgrounds. In their first year and a half on the bench, the current justices have ruled on marijuana policy, abortion policy, and campaign finance disputes, at times drawing criticism from Attorney General Ken Paxton. Because the court reviews nearly all major civil cases involving the state before they reach the Texas Supreme Court, its composition carries significant weight for pending and future litigation over state policy.
Sources:
Sentiment
- Ken Paxton Described as criticizing the justices' rulings, casting him in an adversarial light.
- Greg Abbott Noted as the governor who appointed the justices, a neutral factual mention of his authority.
- Democratic Party (United States) Mentioned neutrally as the party fielding one challenger per race.
- Republican Party (United States) Mentioned neutrally as the party of the incumbent justices.
- Texas Central setting of the article as the state holding the judicial election.
- Texas Legislature Mentioned factually as the body that created the court in 2023.
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