FIFA World Cup Drives Surge in Prediction Market Adoption as They Challenge Traditional Sportsbooks

The 2026 FIFA World Cup has transformed prediction markets into significant sports-finance venues. Since the tournament began on June 11, Polymarket has reported record-breaking figures regarding trading volume, active users, and open interest.

This surge highlights how sports prediction markets are increasingly competing with traditional sportsbooks for both user engagement and market liquidity.

FIFA World Cup Drives Massive Growth in Polymarket Volume and Open Interest

The FIFA World Cup has acted as a major catalyst for activity on the crypto-based prediction platform Polymarket.

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Data from Dune Analytics indicates that Polymarket processed over $10.7 billion in trading volume during June, a significant increase from the $7 billion recorded in May.

In June alone, Polymarket saw a growth of more than 174.6K new users, representing 26.2% of its total monthly user base of 667.3K.

The platform’s open interest also rose above $423 million during the month, reflecting a surge in participation and capital committed to various active markets.

World Cup Winner Market Emerges as a Major Event for Polymarket

Polymarket’s dedicated market for the World Cup winner has accumulated $4.25 billion in trading volume as of July 15, according to platform data, making it one of the largest single-event contracts in the platform’s history.

Current odds designate Spain as the favorite at 58%, followed by England at 23% and Argentina at 20%. Spain secured a victory against France in Tuesday’s semifinal, while England and Argentina faced off on July 15, with the winner advancing to the final on July 19.

Prediction Markets Competing with Traditional Sports Betting Platforms

Polymarket is not the only platform seeing increased activity. Competitor Kalshi reported over $31 billion in June trading volume, nearly three times the volume of Polymarket.

Total combined volume across major prediction markets reached $44.8 billion in June, marking a 75% increase month-over-month.

This growth has elevated prediction markets to a scale comparable to traditional sports betting operators.

While FanDuel and DraftKings each project over $1 billion in handle for the tournament, the total combined expected handle for licensed US sportsbooks ranges between $2.82 billion and $4.3 billion for the full World Cup—a figure that Polymarket’s June volume has already surpassed.

Challenges and Legal Landscape

• Polymarket is currently facing a lawsuit in the New York Supreme Court regarding the resolution of a separate market, raising industry questions about contract integrity as platform volumes continue to scale.

The Strategic Importance of the FIFA World Cup for Prediction Markets

The 2026 FIFA World Cup illustrates the evolution of prediction markets into mainstream sports-finance platforms, with volumes now rivaling or exceeding those of traditional sportsbooks. This growth indicates a structural shift in how retail bettors engage with major sporting events globally.

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