Global unregulated gambling market reaches $5.9 trillion amid regulatory concerns

A fresh industry report says unregulated online gambling has become one of the world’s largest hidden digital economies, with global wagering volume reaching an estimated $5.9 trillion during 2025. Gaming Compliance International’s latest study , Online Gaming 2025: Global, found the market expanded from $5.1 trillion in 2023 to $5.7 trillion in 2024 before climbing another 4% this year. Researchers said unregulated operators now account for 78% of worldwide online gambling gross gaming revenue,