This means that casinos must return 80% to 85% of the money deposited from the players, back to them as winnings. The regulatory authorities across different states have payout percentage requirements that range around 80% and 85%. As such, it can be used as a tool that can provide valuable information on casino payouts and shed some light on exactly how much money players are winning in each state. RTP is the percentage of prizes returned to the players from the money initially deposited. Note that in most cases, tribal casinos don’t report their payout percentages, so we only collected data from commercial casinos. To find out the casino payouts by state, this article will review the return-to-player (RTP) percentages in different casinos across the United States. We can try to look at different data on revenues, wins, and prizes, though we decided to opt for a more reliable method. There are a few different ways to try and determine how much Americans are winning on casino games.