In fact, with its 100,000 square feet of gaming space, it comfortably makes it into our top 10. New York’s Seneca Niagara Resort & Casino might not be the biggest casino in the US, but it’s not bad.

Casino Name: Seneca Niagara Resort & Casino.

Is it Foxwoods? MGM Grand? Or maybe something a bit more low-key? Let’s take a look at the top ten biggest casinos in the US and one in Mexico, just because. That’s why we’ve looked at the gaming spaces to determine which of them are deserving of the tag “biggest casino in the US.”

With so many expanding their resorts to become something like city centers rather than just a place to gamble, it can get confusing. It’s an interesting question and one that does not have a clear answer in some casinos. What do you mean by the largest casino in the US? Are you talking about the tallest building or the one with the most slot machines? Foxwoods might be the smallest US state in terms of size but not when it comes to casino floors.

The biggest casino in the US, based on gaming space, is also the world’s sixth biggest casino.

The WinStar World Casino has the largest casino floor in the United States with over 3 million square feet.

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