MGM National Harbor accounted for 43.12% of all gaming revenue among Maryland’s casinos last year. The American Gaming Association reports MGM National Harbor grossed $884.46 million in revenue for slots and table games in 2022, 15% more than 2021. 3 market for gaming revenue, behind only the Las Vegas Strip and Atlantic City. MGM National Harbor, which recently marked its sixth anniversary, is not only the top casino by gaming revenue among Maryland’s six casinos, but it was also the top performing commercial casino out of Nevada last year.
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