Kalshi & Polymarket in California — Legal CFTC-Regulated Prediction Markets
Prediction markets,
California style.
CFTC-regulated event contracts — legal in all 58 California counties. Trade sports, politics, weather and the 2026 races from the boardwalk to the Bay.
Yes — prediction markets are legal in California. CFTC-regulated event contract exchanges like Kalshi are available to California residents 21 and older statewide, governed by federal commodities law (not state gambling statutes). For the broader picture, see our statewide California guide or compare against every legal venue ranked. Trade on sports, the 2026 California governor and Senate races, wildfire seasons, the FIFA World Cup, and economic events — all from your phone in LA, SF, San Diego, or anywhere in the state.
Trending Markets
Real-time prices from Kalshi. Updates every minute.
Sponsored advertisement. Use promo code VENICE at signup.Certain limitations apply. The offer is available to new users only, subject to the terms and conditions at kalshi.com/tc/500. 18+ only. Restrictions and eligibility requirements apply. Event contract trading involves significant risk and is not appropriate for everyone. Please carefully consider if it is appropriate for you in light of your personal financial circumstances. Kalshi products are not available in all jurisdictions. See kalshi.com/regulatory for more information.
Sponsored advertisement. Polymarket is iPhone-only in the US. Use promo code VENICE at signup.18+ Only. Restrictions and eligibility requirements apply. Not available in all jurisdictions. Trading is risky. 100% loss can occur. See polymarket.com/tos for more information. The Polymarket US App serves as an independent software provider and affiliate of Polymarket US and Polymarket Clearing, the CFTC-regulated exchange and clearing organization.
Top Prediction Apps
Plain-English breakdowns for California traders. From your first contract to advanced investor.
Polymarket
The world's largest prediction market — iPhone-only in the US
- Largest prediction market by global volume
- Politics, sports, crypto, culture & news
- Available to California residents 18+
- iPhone only in the US (no Android / web)
ProphetX
America's sports-native prediction market — CFTC-licensed, nationwide
- CFTC Designated Contract Market and Derivatives Clearing Organization
- Sports only — games, futures and player contracts
- Available in 49 states + DC incl. California (not Nevada)
- iOS, Android and web
Kalshi
CFTC-regulated event contracts — the US prediction market leader
- CFTC-regulated exchange
- Sports, politics, economics & culture markets
- Available in 47 states + DC incl. CA
- Web + iOS + Android
Robinhood Prediction Markets
Event contracts inside the Robinhood app — CA-eligible, no promo code
- Event contracts cleared through CFTC-regulated Kalshi infrastructure
- Available to California residents 18+ with a funded Robinhood account
- iOS, Android and web
- Narrower market catalog than Kalshi or Polymarket
Rebet
Mobile social sportsbook — travel-only for Californians (not available in CA)
- Mobile-only social sports & casino app (iOS + Android)
- Live in 40 US states — NOT California
- Group bets and friend leaderboards
- 100% purchase match up to $100 with code VENICE (in eligible states only)
Trade with confidence in California
CFTC-regulated event contracts are accessible to California residents 21+. Federally overseen, not state-gated — we track every regulatory update so you don't have to.
Read the Full Breakdown- CFTC-regulated event contracts
- Available to CA residents 21+
- Live in all 58 California counties
- Federally overseen exchanges only
Fresh from the California prediction-market beat
Guides & Strategy
Plain-English breakdowns for California traders — from your first contract to advanced edges.
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Beginner's Guide: How Prediction Markets Work (For California Traders)
A plain-English guide to prediction markets for Californians — what they are, how they differ from Kalshi, and how to make your first trade.
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How to trade LAFC's 2026 season on Kalshi and Polymarket — MLS Cup futures, BMO Stadium matchday moneylines, and player markets for Denis Bouanga and Son Heung-min.