The Venetian Macau is the world’s second largest casino, and it is also the most luxurious. #2 The Venetian, Macau, China - World's Second Largest Casino in 2023 Likewise, Winstar is both the largest casino by gaming revenues and gaming floor space in the United States. It is projected that the casino will earn over $1.5 billion in 2023.

Winstar is also the largest casino by total gaming revenues. It is located in a state that has a history of legalized gambling, so it is likely that this casino will remain the largest in 2023. At the present time, Winstar is the largest casino in the world by gaming floor space. In 2023, it is projected that this casino will have over 2,500 gaming machines and more than 1 million square feet of gaming space. The casino is located in Thackerville, Oklahoma and is open to the public. The largest casino in the world is Winstar. Regardless of when they were built, though, all of the casinos on our list have one thing in common: they're huge! #1 Winstar, Oklahoma, USA - World's Largest Casino in 2023 Some of these casinos are older, while others were built more recently. There are a number of casinos around the world that boast large gambling floors and expansive gaming areas.