Is Sports Betting Legal in California? (2026 Guide)

On this page

1. Court update: where the legal fight stands (as of September 30, 2026)
2. Is sports betting legal in California?
3. Why isn't sports betting legal in California?
4. What sports betting apps are legal in California?
5. When will sports betting be legal in California?
6. How are event contracts different from sports betting?
7. How can California residents legally bet on sports today?
8. Is it legal to use offshore sportsbooks like Bovada or BetUS from California?
9. Do I owe California tax on sports trading winnings?
10. The bottom line for California sports fans
11. What changed: California legal timeline
12. Keep reading
13. Sources & further reading

No, traditional online sportsbooks are not legal in California in 2026: DraftKings, FanDuel, BetMGM, and Caesars Sportsbook all remain unavailable. But CFTC-regulated event contracts on the same sports outcomes are available to eligible California residents (dispute pending) under federal commodities law, and they're how Californians legally trade sports today.

Court update: where the legal fight stands (as of September 30, 2026)

The legal status of sports event contracts is not settled. Federal appeals courts are split on whether states can apply their gambling laws to them. All three rulings below were made at the preliminary-injunction stage, not as final judgments.

• Ninth Circuit (August 28, 2026, Nevada): ruled at the preliminary stage that Kalshi is unlikely to show federal law blocks Nevada's gambling laws for its sports contracts, and ruled against Robinhood and Crypto.com the same day. Ninth Circuit rulings bind federal courts in California. Kalshi has asked for a rehearing. Opinion
• Sixth Circuit (September 25, 2026, Ohio and Tennessee): reached the same preliminary conclusion. Opinion
• Third Circuit (April 6, 2026, New Jersey): ruled 2–1 the other way, finding Kalshi likely to show that federal law preempts New Jersey's gambling laws. Opinion
• Supreme Court: New Jersey (No. 26-299), Robinhood (No. 26-338) and Crypto.com (No. 26-344) have filed petitions. None has been granted yet.
• California tribal lands: on September 16, 2026 the Ninth Circuit found California tribes likely to succeed in their claim against Kalshi's sports contracts on tribal lands (Blue Lake Rancheria v. Kalshi). Bloomberg Tax reported on September 24 that Kalshi has since disabled its markets on three tribes' lands. Opinion

What this means for you: as of September 30, 2026 the platforms still accept California users, and contracts on politics, economics, weather and culture are not at issue in these cases. Sports contracts carry the most legal uncertainty and could be restricted if the courts or regulators act. This is general information, not legal advice.

That short answer is what most people typing this into Google or ChatGPT actually want. The longer answer. Why California is the largest US state without legal sports betting, what the legal alternative actually is, and when (or whether) that's likely to change, is below.

Is sports betting legal in California?

No. As of 2026, California has no legal online or retail sports betting. Every major US sportsbook, DraftKings, FanDuel, BetMGM, Caesars, ESPN BET, Fanatics, is unavailable to California residents. State-licensed sports wagering would require either a constitutional amendment passed at the ballot box or new legislation negotiated with California's gaming tribes. Neither has happened.

What is available: federally regulated event contracts. Kalshi and Polymarket operate as CFTC-regulated exchanges, not sportsbooks, and California residents (minimum age 18; we recommend 21+) can open accounts, fund them with US bank transfers, and trade contracts on NFL, NBA, MLB, NHL and college outcomes. The platforms argue that federal commodities law preempts California's gambling restrictions for these contracts; for sports contracts, the federal appeals courts are now split on that question (see the court update in this article).

Why isn't sports betting legal in California?

Because both ballot measures that would have legalized it failed catastrophically in November 2022, and no replacement legislation has passed since.

California voters faced two competing initiatives that year:

• Proposition 26: backed by California's gaming tribes, would have authorized in-person sports betting at tribal casinos and licensed horse-racing tracks. Failed with roughly 67% of voters opposed.
• Proposition 27: backed by the major commercial operators (DraftKings, FanDuel, BetMGM), would have authorized statewide online sports betting via tribal partnerships. Failed with roughly 82% opposed: one of the most lopsided ballot defeats in California history.

The two campaigns combined to spend more than $450 million. Making it the most expensive ballot fight in California history. Both lost. The political signal was unambiguous: California voters did not want what either side was selling, and the path forward will require a genuine compromise between the gaming tribes (who hold exclusive rights to most casino-style gaming) and any commercial operators that want statewide reach.

Since 2022, no serious legislative or ballot effort has reopened the question. Tribal leaders have said they're not interested in another fight before 2028 at the earliest. That makes California the largest US state, by population, GDP, and sports-fan base, without legal sports betting.

The two 2022 ballot measures combined to spend $450 million and lost. California still has no legal sportsbook in 2026. And no clear path back to one before 2028.

What sports betting apps are legal in California?

No traditional sportsbook app is legal in California. Here's the actual list of what is and isn't available:

Not legal in California (state-licensed sportsbooks):

• DraftKings Sportsbook: unavailable, geofenced out
• FanDuel Sportsbook: unavailable, geofenced out
• BetMGM: unavailable
• Caesars Sportsbook: unavailable
• ESPN BET: unavailable
• Fanatics Sportsbook: unavailable
• Hard Rock Bet: unavailable

Legal in California (CFTC-regulated event-contract platforms), plus three apps to know about:

Platform	Details
Kalshi	a CFTC-designated contract market since November 2020. Broadest sports coverage (NFL, NBA, MLB, NHL, college, international). The default starting point for most California traders.
Polymarket	opened its CFTC-regulated US app in December 2025, run through QCX, the exchange it acquired. Trades in US dollars; deepest liquidity on marquee outcomes.
Sleeper	fantasy and pick'em app, not a CFTC-regulated exchange. Check the Sleeper app for what it offers in California.
Chalkboard	pick'em-style player-prop app (NBA points, NFL yards, etc.), not a CFTC-regulated exchange. Check the Chalkboard app for what it offers in California.
Novig	peer-to-peer exchange for advanced sports traders. No house, no vig. You trade against other users.
Rebet	social, group-chat-driven sports app. Not available to California residents.

The CFTC-regulated platforms above are not sportsbooks. They're federally regulated commodities exchanges that happen to list contracts on the same outcomes a sportsbook would price. The legal mechanism is different (federal commodities law vs state gambling law), and that's the whole reason they work in California while DraftKings doesn't.

When will sports betting be legal in California?

Realistically, not before 2028, and possibly not before 2030. Here's the honest timeline.

There is no active sports-betting initiative on the November 2026 California ballot. Two early-stage 2024 efforts to qualify a tribal-led measure for 2026 were withdrawn after polling showed weak support and tribal coalitions remained internally split. That means the earliest a new measure could realistically appear is November 2028.

Even a 2028 measure would require, at a minimum: (1) a credible coalition between the major California gaming tribes (split between casino-operating tribes and non-gaming tribes), (2) a deal with commercial operators that doesn't repeat the 2022 mistakes, and (3) sustained public polling above 50% before the campaigns even start. None of those preconditions are in place today.

The other path, federal preemption via the CFTC framework, is what the platforms rely on today, and more California traders use Kalshi and Polymarket every month. Whether that route stays open for sports contracts depends on the federal court fight: the Ninth Circuit, whose rulings bind California's federal courts, ruled against Kalshi at the preliminary stage in August 2026, and three petitions to the Supreme Court are pending (Nos. 26-299, 26-338 and 26-344; none granted). For the latest, see our feds-sue-states explainer and CFTC 2026 advisory breakdown.

How are event contracts different from sports betting?

Different product, different regulator, different legal framework. Even when the underlying outcome is identical. This is the distinction that makes Kalshi legal in California while DraftKings isn't.

Product. A sportsbook bet is a wager against the house: the book sets the line, takes your action, and hedges the other side. An event contract is a binary financial instrument, pays $1 if the event happens, $0 if it doesn't, that you trade against another market participant on an exchange. The price between $0 and $1 reflects the market's collective probability estimate.

Regulator. Sportsbooks are licensed and regulated by state gambling commissions. California has no such commission for online sportsbooks because it has not authorized them. Event contracts are regulated by the federal Commodity Futures Trading Commission (CFTC): the same agency that oversees commodity futures, options, and swaps.

Legal framework. Sportsbooks operate under each state's gambling law. Event contracts operate under the federal Commodity Exchange Act, and the platforms argue that federal commodities regulation preempts conflicting state gambling law for products listed on a CFTC-designated contract market. For sports contracts, that argument is now contested in the federal courts.

For a deeper plain-English walkthrough, see our event contracts explainer and prediction markets vs sports betting guide.

How can California residents legally bet on sports today?

Five steps. Most California traders complete the whole flow in under fifteen minutes.

Step	Description
Pick a platform.	Kalshi is the right starting point for most people: broadest sports coverage, longest CFTC track record, USD funding. Add ProphetX later if you only trade sports.
Open an account and complete KYC.	Email, password, and a US government-issued photo ID (driver's license, passport, or state ID) plus the last four digits of your SSN. Verification is automated and most accounts approve in under five minutes.
Fund the account.	ACH bank transfer (free, 1-3 business days), debit card (instant, small fee), or wire (typical for $10,000+). California has no platform-specific funding restriction. Step-by-step screenshots in the first-account walkthrough.
Place your first trade.	Pick a market (NFL Sunday, NBA tonight, MLB tomorrow), decide YES or NO, set your size, confirm. Minimum trade is $1. The price you pay is your maximum loss per contract.
Withdraw winnings.	ACH back to your linked bank account. Withdrawals settle in 1-3 business days. No California-specific withdrawal restriction.

Year-end gains are taxable at both federal and California state level. Kalshi provides a profit-and-loss statement for your trades. Full California-specific tax treatment in our prediction market taxes guide.

Is it legal to use offshore sportsbooks like Bovada or BetUS from California?

No, and we don't recommend it. Bovada, BetUS, MyBookie, BetOnline, and similar offshore operators are not licensed in any US state. They operate from jurisdictions like Costa Rica, Curaçao, and Panama, and they accept California users despite having no US regulatory authorization.

The practical risks are real: no US consumer-protection coverage, no federal recourse if your funds are frozen or your withdrawal is denied, no CFPB-equivalent dispute process, and no FDIC-like deposit protection. Several offshore books have collapsed historically with US customer balances trapped offshore. Payment processors increasingly refuse offshore-book transactions, leading to stuck deposits.

If your goal is simply to legally bet on sports from California, federally regulated event contracts on Kalshi, Polymarket, or ProphetX give you the same outcome exposure with full US regulatory backing. There's no reason to go offshore.

Do I owe California tax on sports trading winnings?

Yes. Any gains from event contracts are taxable at both the federal level and under California state income tax. California's top marginal rate is 13.3%, the highest state income-tax rate in the US. Kalshi provides a profit-and-loss statement for your trades.

The IRS hasn't said whether they're gambling income, capital gains or Section 1256 contracts. Which means they're taxed at your full marginal rate rather than the lower long-term capital-gains rate. Losses can sometimes offset gains, but the rules are specific. The full California-specific breakdown, including what Kalshi sends you, the competing federal treatments and Polymarket US records, is in our prediction market taxes guide.

This is not tax advice. Talk to a California-licensed CPA if your annual activity is meaningful.

The bottom line for California sports fans

Traditional sports betting is illegal in California in 2026, the next realistic ballot opportunity is 2028, and the political road to that ballot is uphill. None of that is changing soon.

What has changed is the legal alternative. Kalshi, Polymarket, ProphetX, OG and Novig accept California residents (minimum age 18 on most of these apps, 21 on Novig; we recommend 21+) today and let you take real positions on the same NFL, NBA, MLB, and NHL outcomes a sportsbook would price. The legal mechanism is different, federal commodities law instead of state gambling law, but the trader experience is closer to a sportsbook than most people expect.

Start with our California prediction markets guide for the full legal picture, the Kalshi platform page for current details and bonuses, and the first-account walkthrough when you're ready to sign up.

Trade responsibly. If it stops being fun, take a break. Call 1-800-GAMBLER or visit ncpgambling.org.

What changed: California legal timeline

Dated court rulings, regulator actions and state moves that affect prediction markets in California, newest first. Each entry links to its source.

1. October 9, 2026

   CFTC issues interim final rule excluding casino-style gambling products from the definition of swap

   The CFTC issued an interim final rule writing into its regulations its position that "casino-style gambling products", such as wagers placed at sportsbooks and on casino games, are not swaps. The rule is final but not yet in effect: it takes effect when it is published in the Federal Register, and it had not been published there as of October 13, 2026.

   Source: CFTC press release 9309-26

2. October 9, 2026

   CFTC proposes to include event contracts in the definition of swap

   In a separate notice of proposed rulemaking, the CFTC proposed to define "swap" expressly to include event contracts, including those based on sports, politics, cultural and weather-related events. This is a proposal, not a final rule: public comments are due 30 days after it is published in the Federal Register.

   Source: CFTC press release 9310-26

3. October 8, 2026

   Ninth Circuit mandate issued in the tribes' case against Kalshi

   The Ninth Circuit issued its mandate in Blue Lake Rancheria v. Kalshi (N.D. Cal. No. 3:25-cv-06162), which returns the case to the district court. The district court set a status conference for October 21, 2026. No injunction has been entered.

   Source: CourtListener docket, Blue Lake Rancheria v. Kalshi Inc.

4. September 25, 2026

   Sixth Circuit rules against Kalshi in Ohio and Tennessee appeals

   The Sixth Circuit held that Kalshi had not shown that federal commodities law overrides Ohio or Tennessee gambling laws for its sports event contracts. The ruling is at the preliminary-injunction stage and covers Ohio, Tennessee, Kentucky and Michigan, not California.

   Source: U.S. Court of Appeals for the Sixth Circuit (opinion)

5. September 24, 2026

   Kalshi disables its markets on three California tribes' lands

   Bloomberg Tax reported that Kalshi told a federal court it had voluntarily switched off its prediction markets on the lands of three California tribes, following the Ninth Circuit ruling of September 16.

   Source: Bloomberg Tax

6. September 16, 2026

   Ninth Circuit sides with two California tribes against Kalshi

   In Blue Lake Rancheria v. Kalshi, the court found the tribes likely to succeed on claims that Kalshi sports contracts offered on their lands violate the Indian Gaming Regulatory Act. It sent the case back to the district court to weigh the remaining injunction factors.

   Source: U.S. Court of Appeals for the Ninth Circuit (opinion)

7. September 14, 2026

   Crypto.com reported to have asked the Supreme Court to review the Ninth Circuit ruling

   Sports Betting Dime reported that Crypto.com filed a petition asking the U.S. Supreme Court to decide whether federal commodities law overrides state regulation of sports event contracts.

   Source: Sports Betting Dime

8. September 10, 2026

   Kalshi seeks Ninth Circuit rehearing; Robinhood petitions the Supreme Court

   Sports Betting Dime reported that Kalshi asked the full Ninth Circuit to rehear its Nevada case, and that Robinhood asked the U.S. Supreme Court to review the same ruling.

   Source: Sports Betting Dime

9. September 2, 2026

   New Jersey asks the Supreme Court to review the Kalshi ruling

   New Jersey's Attorney General filed a petition asking the Supreme Court to decide whether prediction markets can offer sports contracts without following state sports-gambling laws. The Court has not yet said whether it will hear the case.

   Source: New Jersey Office of the Attorney General

10. August 28, 2026

    Ninth Circuit rules for Nevada regulators in Kalshi case

    In KalshiEX v. Assad, a three-judge panel found Kalshi had not shown that federal commodities law likely overrides Nevada gaming rules for its sports event contracts. It is a preliminary-stage ruling. Ninth Circuit rulings bind federal courts in California.

    Source: U.S. Court of Appeals for the Ninth Circuit (opinion)

11. August 13, 2026

    Class action over DraftKings Predictions filed in California federal court

    Event Horizon, quoting SBC Americas, reported a proposed class action alleging that DraftKings offers illegal sports betting through its prediction market product and seeking to block it in California.

    Source: Event Horizon

12. June 12, 2026

    California Attorney General joins multistate brief against Kalshi

    Attorney General Rob Bonta joined 37 other attorneys general in a Sixth Circuit brief supporting Ohio's authority to enforce its gambling laws against Kalshi. His office said it was the seventh such multistate brief California had joined.

    Source: California Attorney General

13. June 10, 2026

    CFTC proposes a framework for sports and other event contracts

    The CFTC published a proposed rule setting out how it would evaluate event contracts involving gaming and other listed activities, including contracts on sporting events. The proposal was opened for public comment and is not final.

    Source: CFTC press release 9249-26

14. April 6, 2026

    Third Circuit sides with Kalshi against New Jersey regulators

    A divided Third Circuit panel upheld an injunction blocking New Jersey from enforcing its gambling laws against Kalshi's sports event contracts. The Ninth and Sixth Circuits later reached the opposite result.

    Source: U.S. Court of Appeals for the Third Circuit (opinion)

15. March 27, 2026

    Governor Newsom extends insider-betting ban for state officials to prediction markets

    An executive order extended existing bans on state officials profiting from inside knowledge so that they cover prediction markets. It applies to state officials and appointees, not to the platforms themselves.

    Source: Office of the Governor of California

16. March 18, 2026

    California lawmakers announce bill on prediction market ads to minors

    CDC Gaming reported that Assemblymembers Mia Bonta and Pilar Schiavo announced a bill to bar fantasy sports and prediction market apps from advertising to minors or letting them use the services. It has not become law. The date shown is the report date.

    Source: CDC Gaming

17. November 10, 2025

    Federal judge denies California tribes' bid to block Kalshi on tribal lands

    CDC Gaming reported that a federal district judge denied a preliminary injunction sought by three California tribes against Kalshi's sports event contracts on their lands. The Ninth Circuit partly reversed this ruling in September 2026.

    Source: CDC Gaming

18. July 22, 2025

    Three California tribes sue Kalshi and Robinhood

    Event Horizon reported that the Blue Lake Rancheria, Chicken Ranch Rancheria and Picayune Rancheria sued in the Northern District of California, alleging that sports event contracts offered on their reservations violate the Indian Gaming Regulatory Act.

    Source: Event Horizon

This is a factual summary, not legal advice.

Keep reading

• When Will Sports Betting Be Legal in California? (2026 Outlook)
• Are Prediction Markets Legal in California? (2026 Guide)
• Sports Betting Apps Legal in California (2026)

Keep the loop going

• This week's biggest price moves across the markets we track.
• Dated log of offer, ranking and state-availability changes so you know how current a page is.

Keep reading

• Kalshi vs Polymarket
• What's live in California this week

Frequently asked questions

Is sports betting legal in California?

No. As of 2026, California has no legal online or retail sports betting. Every major US sportsbook (DraftKings, FanDuel, BetMGM, Caesars, ESPN BET, Fanatics) is unavailable to California residents. The alternative is CFTC-regulated event contracts on platforms like Kalshi, Polymarket, ProphetX, OG and Novig. Their legal footing for sports contracts is being tested in court: the 9th Circuit, whose rulings cover California, sided with Nevada against Kalshi at the preliminary stage in August 2026.

Why isn't sports betting legal in California?

Because both 2022 ballot measures that would have legalized it failed badly. Proposition 26 (tribal in-person betting) lost ~67%-33%, and Proposition 27 (commercial online betting backed by DraftKings and FanDuel) lost ~82%-18%: one of the most lopsided ballot defeats in California history. The two campaigns combined to spend over $450 million. No replacement legislation has passed since.

What sports betting apps are legal in California?

No traditional sportsbook app is legal in California: DraftKings, FanDuel, BetMGM, Caesars, ESPN BET, Fanatics and Hard Rock Bet are all geofenced out. The available options are event-contract platforms: Kalshi (broadest coverage), Polymarket (deepest liquidity), ProphetX (sports-first), OG by Crypto.com and Novig (peer-to-peer exchange); Sleeper and Chalkboard are fantasy and pick'em apps, not CFTC-regulated exchanges. Rebet is not available in California.

When will sports betting be legal in California?

Realistically not before 2028, and possibly not before 2030. There is no sports-betting initiative on the November 2026 California ballot. Two early-stage 2024 efforts to qualify a tribal-led measure for 2026 were withdrawn. The earliest realistic re-vote is November 2028, and even that requires a tribal coalition, a deal with commercial operators, and sustained public polling above 50%. None of which are in place today.

Is online sports betting legal in California?

No. California has not authorized online sports betting in any form. Every state-licensed online sportsbook is geofenced out. The only legal way to take real positions on sports outcomes from California today is via CFTC-regulated event contracts on platforms like Kalshi, Polymarket, and ProphetX.

Can I bet on sports in California using Kalshi?

Yes, for now. Kalshi is a CFTC-regulated designated contract market (DCM), not a sportsbook. California residents 21+ can open accounts, complete KYC, fund via ACH or debit card, and trade event contracts on NFL, NBA, MLB, NHL, college, and international sports. Whether state gambling law can apply to these contracts is still in court; see our full Kalshi-California guide for details.

Is it legal to use Bovada or BetUS in California?

No, and we don't recommend it. Bovada, BetUS, MyBookie, and BetOnline are offshore operators with no US regulatory authorization. They accept California users but offer no US consumer protection, no FDIC-equivalent deposit safety, and no recourse if funds are frozen. Federally regulated event contracts on Kalshi or Polymarket give you the same outcome exposure with full US backing.

Is sports betting legal in California in 2026?

No. Nothing has changed in 2026. California still has no legal online or retail sportsbook. The state has no active 2026 ballot measure on sports betting, and no enabling legislation has passed since the 2022 Prop 26 and Prop 27 failures. CFTC-regulated event contracts remain the only legal way to take real positions on sports outcomes from California.

Do I owe California state tax on sports trading winnings?

Yes. Gains from event contracts are taxable at both the federal level and under California state income tax. California's top marginal rate is 13.3%. Kalshi provides a profit-and-loss statement for your trades. Consult a California-licensed CPA for your specific situation.

Will Proposition 26 or 27 results change in 2026?

Propositions 26 and 27 both failed by wide margins in 2022, and no new constitutional amendments have been passed since then. Online sportsbooks like FanDuel and DraftKings remain illegal in California. Residents must use regulated event contract platforms like Kalshi or Polymarket to legally trade on the outcomes of specific events through federal commodity frameworks.

Can I use a VPN to access sportsbooks from California?

Using a VPN to access out-of-state sportsbooks violates the terms of service of those platforms and may lead to a permanent ban or forfeiture of funds. Regulated platforms like Kalshi and OG (Crypto.com) use advanced geofencing to ensure compliance with state laws. It is safer to use CFTC-regulated markets that explicitly permit California residents to participate legally.